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Manual Fisher 444 Alphaline

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  • Fisher 444 Alphaline - page 1

    Model 444 Alphaline ® T emperatur e T ransmitters 00809- 0100-426 3 Englis h Re v . AA Product Discontinued ...

  • Fisher 444 Alphaline - page 2

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  • Fisher 444 Alphaline - page 3

    Product Man ual Ros emo unt, th e Rosem ount logot ype, and Al phaline are regi stered t rademar ks of R osemoun t Inc. Chro mel and Alum el are tr ademarks of Ho skins Mfg . Co . Cover Photo: 444-005AC Read this m anual before wo rki ng wi th the prod uct . For pers onal a nd s ystem saf ety , and f or optimum produ ct performance , make sure y ou ...

  • Fisher 444 Alphaline - page 4

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  • Fisher 444 Alphaline - page 5

    T ab le of C ontents i SECTION 1 Introduction Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1 SECTION 2 Installation Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-1 General Cons iderations . . . . . . . . . . . . . . . . . . . . . . . . ...

  • Fisher 444 Alphaline - page 6

    ii SECTION 4 Maintenance and T r oubleshooting Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-1 Hardware Diagnosti cs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-1 Troubles hooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-1 R ...

  • Fisher 444 Alphaline - page 7

    Section 1-1 1 Intr oduction OVERVI EW This ma nual is design ed to assi st in instal ling, operating , and maintaining Rosemount ® Model 444 Alp haline ® T empera t ure Transmi tters. Section 2 I nstallation provide s mechanical, el ectrical, and e nvironmental consideratio ns to guide yo u through a saf e and effect ive transm itter inst allatio ...

  • Fisher 444 Alphaline - page 8

    Rosemount Model 444 Alphaline T emperature T ransmitters 1-2 ...

  • Fisher 444 Alphaline - page 9

    Section 2-1 2 Installation OVERVI EW This s ection includes the following t ransmitter ins tallation information: • General Considerati ons • Mechanical Considerations Mounting S tability Access Requirem ents • Electrical Cons iderations P ower Supply Field Wirin g Sensor Connections Grounding Multi-Channel Inst allations Surges/Transients ? ...

  • Fisher 444 Alphaline - page 10

    Rosemount Model 444 Alphaline T emperature T ransmitters 2-2 produce lo w-level signals p roport ional to t heir se nsed tempe rature. Model 444 tempera ture transmit ters conv ert th e low-le vel sens or signal to a standard 4 –20 mA dc signal t hat is relat ively insensitive to lead leng th and electrica l noise. This current sig nal is then t ...

  • Fisher 444 Alphaline - page 11

    2-3 Installation FIGUR E 2-1. Recommen ded Proce ss Mounting. FIGURE 2- 2. Recommende d Proce ss Mounting with Drain Seal. Thermowell Thermowell Hex Extension Nipple Union or Couplin g Sensor Hex T ransmitter Exten sion Length 3.2 (81.3) Conduit f or Field W iring (dc P ower) NO T E Dime nsions ar e in inc hes (mil limeter s). 444-02 00C Drain Seal ...

  • Fisher 444 Alphaline - page 12

    Rosemount Model 444 Alphaline T emperature T ransmitters 2-4 ELECTR ICAL CONSIDERATIONS This sectio n contains informa tion that you should consid er when pr eparing to install Mod el 444 tra nsmitters. Read this section caref ully before g oing on to the installati on procedures. Metal conduit sho uld be used to enclose cabling for best results in ...

  • Fisher 444 Alphaline - page 13

    2-5 Installation FIG URE 2- 4. Fie ld Wi rin g for the Stand ard Model 444 T ransmitt ers. FIG URE 2- 5. Fie ld Wi rin g for Low-P owe r Mod el 444 T ransmi tters (444LL a nd LM). Sensor Connections R TD I nputs V arious RTD configurations are used in ind ustry; each configura tion offers a specific solution for compe nsat ing the effects of lead w ...

  • Fisher 444 Alphaline - page 14

    Rosemount Model 444 Alphaline T emperature T ransmitters 2-6 The correct connections for a compens a tion loop RTD and a 2-wire RTD are shown in F igure 2-6c and F igure 2-6d, resp ectively . In a 2-wire RTD , however , both leads are in series with the se nsor elem ent, so sign ificant errors (0.1 °C) could occur if the lead lengths are greater t ...

  • Fisher 444 Alphaline - page 15

    2-7 Installation Thermocouple or Millivo l t Inputs In the case of thermoco uples, make connections between the sensor and the transmitter with thermocouple wire . F or process mounting applications , connect the thermocoup le directly to the transm itter . F or ins tallations w here the transmitter is mounted remotely from the sensor , use appropr ...

  • Fisher 444 Alphaline - page 16

    Rosemount Model 444 Alphaline T emperature T ransmitters 2-8 Sur g es/T ransients The transmit ter will withstan d electrica l transie nts of the ener gy level u sually encountered in st atic discharges or induced switching transie nts. However , high- energy transients, such as t hose induced in wiring fro m nearby lightn ing strike s , can damage ...

  • Fisher 444 Alphaline - page 17

    2-9 Installation FIGUR E 2-9. Model 44 4 T ransm itt er Housi ng T emper ature Rise . FIGUR E 2-10. Senso r Asse mbly D imensi onal Dra wi ngs. HOUSING RISE ABO VE AMBIENT °C (°F ) 3044- 0123A 3 4 5 6 7 8 9 0 60 (108) 50 (90) 40 (72) 30 (54) 20 (36) 10 (18) 3.6 22 540 ° C ( 1000 ° F ) 8 1 5 ° C ( 1 5 0 0 ° F ) O v e n T e m p e r a tu r e O v ...

  • Fisher 444 Alphaline - page 18

    Rosemount Model 444 Alphaline T emperature T ransmitters 2-10 Moist or Corrosive En vi ronments The transmitter is designed to resist attack by moisture and other corrosives . The coa ted circ uit board s are moun ted in a co mpartment comple tely sealed fr om the condui t entrances . O-ring seals prot ect the interior when th e covers are installe ...

  • Fisher 444 Alphaline - page 19

    2-11 Installation INSTALLATION PROCEDU RE Installatio n consists o f mounting t he trans mitter and se nsor ass embly and making electrical connect ions. If mounting the transmitter directly to the sensor assembly , use the process mounting technique shown in Figure 2 -1 or Figure 2-2, on page 2-3. F or transmitter locations remote from the sensor ...

  • Fisher 444 Alphaline - page 20

    Rosemount Model 444 Alphaline T emperature T ransmitters 2-12 Preliminar y Checkout 1. F or any Mod el 444 unit, first verify that the tr ansmitter is cal ibrated t o the required range. Calibration is usually perfo rmed by subs tituting an input in place of the s ensor , and this is mo st conveni ently accomplis hed prior to sensor connect ion. Re ...

  • Fisher 444 Alphaline - page 21

    2-13 Installation FIGURE 2 -11. Model 4 44 with Optional Mou n ting Brac ket. FIGURE 2 -12. Model 4 44 Dime nsio nal Drawi ngs T ransmitter can be Rotated 90° Clearance Hole for ¼-inch Bo lt (eight places) NO T E Dimens ions are i n inc hes (millime ters) . Mounting Bracket ¼–20 3 ½-inc h Bolt (4) PIPEST AND MOUN TING 5 / 16 –18 U-bolt for ...

  • Fisher 444 Alphaline - page 22

    Rosemount Model 444 Alphaline T emperature T ransmitters 2-14 ...

  • Fisher 444 Alphaline - page 23

    Section 3-1 3 Calibration OVERVI EW Each transmit ter is facto ry calibrat ed to the t emperature ra nge show n on the namep late. If calibrati on to a specif ic range is not specifie d on the purchase order , the transmitter is calibrat ed to maximum span with a ba se tempera ture of 0 °C, and the “Calibratio n” entry on the transmitte r name ...

  • Fisher 444 Alphaline - page 24

    Rosemount Model 444 Alphaline T emperature T ransmitters 3-2 CALIBRATING A R TD T R ANSMITTER Calibration Equipment Required: Readout Resist or . Th e transmit ter test te rminals give a 40–200 mV signal. The Models 4 44RL a nd444RL _ __B0912 have a jumper-selectab le 4–20 mA t est output o ption (2- board sets ). If this is not suitab le for t ...

  • Fisher 444 Alphaline - page 25

    3-3 Calibration 6. Determi ne the RTD resista nce at th e desi red base and full scal e temperature s . F o r Calibration Co de 1 (see T able 5-3, on page 5-9), these resistances are listed in T able B-1. 7. Turn the power on. 8. Set the decade box to the resistance corresponding to the desired base temperature . A djust the zero potentiometer unt ...

  • Fisher 444 Alphaline - page 26

    Rosemount Model 444 Alphaline T emperature T ransmitters 3-4 FIGURE 3 -1. Location of T est Input and Burnout Prote ction Jum per on Mod el 444RL Rang e Board. FIGURE 3-2. RTD T rans mitter Calibr ation Diagram. T est Output J umper P osition Burnout Pr otection Jumper P osition 444-00 02ACCA 444-0 215A T ransmitter Decade Box DVM DVM Readout Resis ...

  • Fisher 444 Alphaline - page 27

    3-5 Calibration CALIBRATING A THERMOCOUPLE T RANSMITTER Using a Compen sated Thermocouple Simulator Calibration Equipment Required Compensated T hermocouple Simulator . Prec ision volt age so urce provid ing conformity to NIST Monograph 125 thermocouple curves . Reflect accuracy of simulator t o desired calibra tion span. A simulat or accuracy four ...

  • Fisher 444 Alphaline - page 28

    Rosemount Model 444 Alphaline T emperature T ransmitters 3-6 T A BLE 3 -2. C oars e Zero Ju mper Locatio n, Model 444TJ , TK, TF , TT , and MV Range Code 1. FIGURE 3 -3. Location of Bur nou t Prot ecti on Jumper on Model 444T Rang e Board. FIGUR E 3-4. Compen sated Thermocouple Sim ulator Calibration Diagram. . T ransmitter Base Region Coarse Zer o ...

  • Fisher 444 Alphaline - page 29

    3-7 Calibration U s i n ga nI c eB a t h Calibration Equipment Require d Millivolt Source . Precisio n voltag e source pr oviding outputs fr om –10 to 100 mV . Reflect accuracy o f four times better that the 444 tra nsmitter is recommended ( 0.05% of cal ibrated sp an or 0.005 mV which ever i s greater). Vo l t m e t e r. Such as a 5-digit DVM. A ...

  • Fisher 444 Alphaline - page 30

    Rosemount Model 444 Alphaline T emperature T ransmitters 3-8 FIGURE 3-5. Ice Bath Calibration Diagram. CALIBRATING A LOW-P OWER T RANSMITTER Calibration Equipment Required Vo l t m e t e r. Such as a 5-digit DVM. Accuracy is ±0.01%; resolutio n is 1 mV . dc P ower Suppl y . P owe r capabilit y is 5 V dc at 1.5 mA for Mo del 444LL and 8 V dc at 2 m ...

  • Fisher 444 Alphaline - page 31

    3-9 Calibration Calibration Procedure The followi ng steps describe the p rocedure fo r calibrating a lo w-power transmitte r , as shown in Fig ure 3-6: 1. Remove the cover from the terminal side of the transmitt er housing. 2. If an RTD is already conne cted, remove all RTD lead connections. 3. Attach the calibration t est equipmen t as shown i n ...

  • Fisher 444 Alphaline - page 32

    Rosemount Model 444 Alphaline T emperature T ransmitters 3-10 CALIBRATING A MILLIV OLT T RANSMITTER Calibratio n is identical to the the rmocouple typ e (see Figure 3-5 on p age 3-8), except t hat a refere nce junction and ice bath a re not used. The millivolt source is connected directly to the transmitter input terminals with copper wire, and the ...

  • Fisher 444 Alphaline - page 33

    Section 4-1 4 Maintenance and T r oubleshooting OVERVI EW This se ction contains the f ollowing trans mitter maintenance and troubles hooting i nformation: Hardware Diagnostic s • Troubleshooting • Repair Disass embly Proc edure Reassembly Procedure Interchangeability of P arts Burnout Prot ection Adjustments • Repair and W arranty Service ? ...

  • Fisher 444 Alphaline - page 34

    Rosemount Model 444 Alphaline T emperature T ransmitters 4-2 T ABLE 4-1. T ransmitter T roub leshooting S ymptoms a n dC o r r e c t i v eA c t i o n s . Symptom Po tential Sour ce Corrective Action High Output Sensor Chec k f or a sensor or thermocouple open c ircuit. (RL, MV , T -Series with ups cale bu r nout protect ion only) Loop Wiring Chec k ...

  • Fisher 444 Alphaline - page 35

    4-3 Maintenance and T roubleshooting REPAIR In case of a fai lure, particularly one in w hich the transm itter’s output goes to one extreme and stays there , the first st ep is to determine whet her the fault lies with the s ensor(s) o r the transmit ter . Although only a careful calib ration ca n determine senso r shifts, catastrophic f ailures ...

  • Fisher 444 Alphaline - page 36

    Rosemount Model 444 Alphaline T emperature T ransmitters 4-4 Disasse mbly Pr ocedure NO TE The numbers in parentheses refer to parts shown in the Illustrated P arts List, T able 5-7 , in Section 5 Specifications and Reference Data . 1. T erminal blocks f or making all field wiring electrical connections are located in a compa rtment id entifie d as ...

  • Fisher 444 Alphaline - page 37

    4-5 Maintenance and T roubleshooting Reasse mbly Pr ocedure 1. Inspect al l O-rings (1D,3) and replace if necessary . Lig htly gre ase new O - rings with silicone g rease t o guarante e an ade quate seal. 2. If the O-ring Retainer Plate (1B) has been removed, be sure the co rrect side is fa cing outward. T he resistor symbol sh ould be visible on R ...

  • Fisher 444 Alphaline - page 38

    Rosemount Model 444 Alphaline T emperature T ransmitters 4-6 Mechanical Parts • All mechanical hardware is interchange able amon g units wi thout regard to model numbers . • Nameplates are interchangeab le only a mong units t hat share the same input types (i.e. RTD , The rmocouple, or Mill ivolt). Electric al P a r ts • Amplifier Bo ard: Int ...

  • Fisher 444 Alphaline - page 39

    Section 5-1 5 Specifications and Reference Data FUNCTIONAL SPECIFICATIONS Inputs Models 444RL, LL, a nd LM 100 V R 0 platinum R TD per IEC 751. Model 444T Thermocoupl e types E,J ,K,T ,R, and S per NIST (grounded or ungrounded). Model 444MV Millivo lt input (g rounded or ungrounded) s ource impedance less than 100 V . R-number s , specials Special ...

  • Fisher 444 Alphaline - page 40

    Rosemount Model 444 Alphaline T emperature T ransmitters 5-2 Output Limits (appro ximate) Models 444RL, T , MV Low: 3.9 mA dc. High: 30.0 mA dc. Model 444LL Low: 0.1 V dc. High: 4.2 V dc. Model 444LM Low: 0.125 V dc. High: 6.2 V dc. P ower Suppl y Models 444RL, T , and MV 12 to 45 V dc at te rminals of transm itter . Model 444LL 5 to 12 V d c (over ...

  • Fisher 444 Alphaline - page 41

    5-3 Specificat ions and Reference Da ta P ERFORMANCE SPECIFICATIONS Accuracy ±0.2% of calibrate d span (or , for ther mocouple and mi llivolt in puts, ±0.02 millivolt s , whichever is g reater). ±0.5% for co pper , nickel, and iso lated RTD inputs, 0.1% for differ ential RTD i nputs. Includes combined ef fects of transmit ter repeat ability , hy ...

  • Fisher 444 Alphaline - page 42

    Rosemount Model 444 Alphaline T emperature T ransmitters 5-4 PHYSICAL SPECIFICATIONS Materials of Construction Electronics Housing Low-copper aluminum. (NEMA 4X). IP 54, IP 65, IP 66. Housing P a int P olyurethane. Housing O-rings Buna-N . Sensor and Conduit Connections 1 / 2 -inch conduit on e lectronics housing. Screw terminals and i ntegral te s ...

  • Fisher 444 Alphaline - page 43

    5-5 Specificat ions and Reference Da ta T A BLE 5 -2. CS A P a rame tr i c P arameters . Standards Association of Australia (SAA) Cer tifications E7 Flamep roof: Ex d IIB+H2 T6 Class I, Zone 1. DIP T6 Class II. Special Conditions f or Safe U se (“X” ): F or transmitt ers having NPT o r PG cabl e entry thread , an appr opriate flameproof thread ...

  • Fisher 444 Alphaline - page 44

    Rosemount Model 444 Alphaline T emperature T ransmitters 5-6 Centro Elettr otecnico Sper imentale Italiano (CESI/CENELEC) Certifica tions E8 Flamep roof: EEx d IIC T6 I8 Intrinsic Safety: Model 44 4RL EEx ia IIC T6 (T amb = 40 ° C) [P i = 0.75 W] EEx ia IIC T5 (T amb = 55 ° C) [P i = 1.0 W] EEx ia IIC T4 (T amb = 80 ° C) [P i = 1.0 W] Model 44 4 ...

  • Fisher 444 Alphaline - page 45

    5-7 Specificat ions and Reference Da ta LCD METER SPECIFICA TIONS (OPTIONS D AND E) Functional Specifications Conf i guration 4 mA point limi ts: –999 t o 1000. Span limits: 0 200 to 99 99. The sum of the 4 mA point and span must not exceed 9999. Adjustments are made using non-interactive zero and span buttons . T emperature Limits Storage : –4 ...

  • Fisher 444 Alphaline - page 46

    Rosemount Model 444 Alphaline T emperature T ransmitters 5-8 ANALOG METER SPECIFICA TIONS (OP TION S B AND C) Functional Specifications Meter Indication 0 to 100% linear scale. Special option al ran ges. T emperature Limits –40 to 65 °C (–40 t o 150 °F) . Humidity Limits 0 to 100% relat ive humidity . Zero Adjustment Adjustment screw on face ...

  • Fisher 444 Alphaline - page 47

    5-9 Specificat ions and Reference Da ta T ABLE 5-3. 444 Model Struct ure . Model Product Description 444 Al phaline T e mperature T ransmitter Code Inp ut T yp e (1) (1) Refer to T e mperature Sensors, Assemblies , and Access ories Product Data S heet, Rosemount pub. no . 00813-0100-2654 for inf or mation about Rosemount sensor assem blies . T empe ...

  • Fisher 444 Alphaline - page 48

    Rosemount Model 444 Alphaline T emperature T ransmitters 5-10 T ABLE 5-4. 444RL F ast T urn-on Model Structure . Mode l Product Description 444 Alphaline F ast T urn-On T emperature T ransmitt er Code Input T ype (1) (1) Refer to T e mperature Sensors, Assemblies , and Access ories Product Data S heet, Rosemount pub. no . 00813-0100-2654 for inf or ...

  • Fisher 444 Alphaline - page 49

    5-11 Specificat ions and Reference Da ta T ABLE 5-5. 444LL, LM Mo del Str ucture . T ABLE 5-6. Meter Ki ts. Mode l Product Description 444 Alphaline Lo w -P ower T emperat ure T ransmitter Code Input T ype (1) (1) Refer to T e mperature Sensors, Assemblies , and Access ories Product Data S heet, Rosemount pub. no . 00813-0100-2654 for inf or mation ...

  • Fisher 444 Alphaline - page 50

    Rosemount Model 444 Alphaline T emperature T ransmitters 5-12 T ABLE 5-7. Standard P ar ts List. Item Number Mode l Part Description Part Number Spares Category (1 ) (1) Spares Categories (2) Thermocoupl e Range Board Kit Cons ists of: Code A – Reco mmended 1 s pare par t per 2 5 tran smitters. 1 each T /C Range Board . Code B – Reco mmended 1 ...

  • Fisher 444 Alphaline - page 51

    5-13 Specificat ions and Reference Da ta T ABLE 5-8. P ar ts List f or Model W444 T ransmitter ( C ESI/CENELEC Ap prov al). Item Number P ar t Description Pa r t N o . Spares Category (1) (1) Spares Categories Code A – Reco mmended one spare part per 25 transmitte rs. Code B – Reco mmended one spare part per 50 transmitte rs. Code C – Non e n ...

  • Fisher 444 Alphaline - page 52

    Rosemount Model 444 Alphaline T emperature T ransmitters 5-14 T ABLE 5-9. P ar ts List f or Model T444 T ra n smitter (BA SEEF A Approv al). Item Number Part Description Pa r t N o . Spares Category (1) (1) Spares Categories Code A – Reco mmended one spare part per 25 transmitte rs. Code B – Reco mmended one spare part per 50 transmitte rs. Cod ...

  • Fisher 444 Alphaline - page 53

    5-15 Specificat ions and Reference Da ta T ABLE 5-10. Parts List f or Model 444 RL F ast T urn On T ransmi tter (RTD Inpu t). T ABLE 5- 11. P ar ts List f or Model 44 4 LL, 444 LM Lo w P ower T ransmit ter (R TD Input). Item Number Part Description Pa r t N o . S pares Category (1) (1) Spares Categories Code A – Reco mmended one spare part per 25 ...

  • Fisher 444 Alphaline - page 54

    Rosemount Model 444 Alphaline T emperature T ransmitters 5-16 T ABLE 5-12. Parts List f or Model 444 Increas ed Accuracy or Speci al Range T ra nsmitters. Item Number Part Description Pa r t N o . Spares Category (1) (1) Spares Categories Code A – Reco mmended one spare part per 25 transmitte rs. Code B – Reco mmended one spare part per 50 tran ...

  • Fisher 444 Alphaline - page 55

    5-17 Specificat ions and Reference Da ta FIGUR E 5-1. T ransmi tter Explod ed View 1. Reversi ble Models 444RL, LL, LM Models 444T , MV Detail of Item 1B. O-Ring Retainer Plate Wiring Diagrams RTD S ide Thermocouple or Milliv olt Side Accessory T erminal Bloc ks For Bench T est ing View Corresponds to the Following Models: 444RL1 444LM1 444RL2 444L ...

  • Fisher 444 Alphaline - page 56

    Rosemount Model 444 Alphaline T emperature T ransmitters 5-18 FIGUR E 5-2. T ransmi tter Explod ed View 2. Detail of Remote Cold Junction Compensation Sensor . (Model 444T) 3044-0X 68C01 A, 444-1 151B02 A, 0236D0 1A View Corresponds to the Following Models: 444RL9 444TK3 44 4TR1 444TJ1 444TE1 444TS1 444TJ2 444TE2 444MV1 444TK1 444TT1 44 4MV2 444TK2 ...

  • Fisher 444 Alphaline - page 57

    Section 6-1 6 Options MOUNTING BRAC KET The mounting bra cket option provides aux iliary configurat ions for mountin g the M odel 444 t ransmi tter . With this o ption you ca n eith er mount the t ransmitter t o a 2-inch pipe o r a suitable flat panel. T he brac ket is constructed of carbon steel wi th carbon steel U- bolts . See Figure 6 -1 for an ...

  • Fisher 444 Alphaline - page 58

    Rosemount Model 444 Alphaline T emperature T ransmitters 6-2 LCD / ANALOG METER The LC D and analog me ters prov ide loca l indication o f the trans mitter out put. Both meters a ttach eas ily to th e terminal s ide of t he trans mitter . LCD METER The Rosemount ® LCD meter plugs directly into the M odel 444 to prov ide a highly accurate dig ital ...

  • Fisher 444 Alphaline - page 59

    6-3 Options P osition the Decimal P oint and Select the Meter Function 2. Press the left and right configuration buttons simult a neously and release them immediat ely . 3. T o move the decimal point t o the desire d location , press the le ft configuratio n button. Note that th e decimal point wraps around . 4. T o scroll t hrough the mode o ption ...

  • Fisher 444 Alphaline - page 60

    Rosemount Model 444 Alphaline T emperature T ransmitters 6-4 LCD Meter Assembly Figure 6-3 show s the mounti ng hardware req uired to properl y install the LCD meter on a Mo del 444 tra nsmitte r . Thi s mounting hardware may also be used with the Rosemount universal (analog) meter . FIGURE 6 -3. LCD Meter Explode d View LCD Meter Specifications Fu ...

  • Fisher 444 Alphaline - page 61

    6-5 Options Overload Limitation 666 mA. T emperature Limits Storage : –40 to 85 °C (–40 to 185 °F ). Operating : –20 to 7 0 °C (–4 t o 158 °F) . Between t emperature s –40 to –2 0 °C (–40 t o –4 ° F), the l oop is inta ct and th e meter is no t damaged. Humidity Limitation 0 to 95% non-condensing relative humidity . Update P e ...

  • Fisher 444 Alphaline - page 62

    Rosemount Model 444 Alphaline T emperature T ransmitters 6-6 ANALOG METER The analog meter p lugs direct ly into the M odel 444 to provide an accurate loca l indication of us er -specif ied units. It requires an analog 4–20 mA dc, 10–50 mA dc, or 40–200 mV dc transmitt er output from a two-wire transmitte r , and adds no volt age drop in the ...

  • Fisher 444 Alphaline - page 63

    Appendix A-1 A Hazar dous Locations Cer tifications Drawings Rosemount D rawing 00444-0 261, 2 Shee ts: Model 44 4 Explosi on-proof Installatio n Drawing, F a ctory M utual. Rosemount D rawing 01151-0 214, 6 Shee ts: Index of Intrinsically Safe Barrier Systems and Entity parameters for 444, 1135, 1 144, 1151, and 2051 Transmit ters and 751 Field In ...

  • Fisher 444 Alphaline - page 64

    Rosemount Model 444 Alphaline T emperature T ransmitters A-2 ...

  • Fisher 444 Alphaline - page 65

    A-3 Appendix A ...

  • Fisher 444 Alphaline - page 66

    Rosemount Model 444 Alphaline T emperature T ransmitters A-4 ...

  • Fisher 444 Alphaline - page 67

    A-5 Appendix A ...

  • Fisher 444 Alphaline - page 68

    Rosemount Model 444 Alphaline T emperature T ransmitters A-6 ...

  • Fisher 444 Alphaline - page 69

    Appendix B-1 B T emperature Sensor Reference Inf ormation T ABLE B-1. Resistance V ersus T emperature Curve R o = 100.00 Ω , a =0.003 85 Referenc e Standard IEC 751. °C °C 0 –10 –20 –30 –40 –50 –60 –70 –80 –90 –200 18.49 –100 60.25 56.19 52.11 48.00 43.87 39.71 35.53 31.3 2 27.08 22.80 0 100 96.09 92.16 88.22 84.27 80.31 7 ...

  • Fisher 444 Alphaline - page 70

    Rosemount Model 244P Head and Rail Mount T emperature T ransmitters B-2 ...

  • Fisher 444 Alphaline - page 71

    I-1 Inde x A Accuracy 5-3 Ambient Tempe rature Effect 5-3 Analo g Mete r Specificat ions 5-8 B Burnout Prot ection Ad justme nts 4-6 C Calibration Low-Power Transmitter 3-8 Milliv olt Transmitt er 3-10 RTD Transmitter 3-2 Thermocouple Transmitter 3-5 Configura t ion 5-7 D Digi tal Displa y Resolu tion 5-7 Dimens ional Dra wings Senso r Assemb ly 2- ...

  • Fisher 444 Alphaline - page 72

    Rosemount Model 444 Alphaline T emperature T ransmitters I-2 S Sensor and Conduit Connections 5-4 Sensor Connec tions Grounding 2-7 RTD Inputs 2-5 2-Wir e RT D 2-6 3-Wir e RT D 2-6 4-Wir e RT D 2-6 Compe nsation Loop RTD 2-6 Differe ntia l Mill ivol t 2-6 Differential RTD 2-5 Thermo couple or Milliv o lt Inputs 2- 7 Span and Zero 5-2 Spans 5-1 Spar ...

  • Fisher 444 Alphaline - page 73

    I-3 Ind ex ...

  • Fisher 444 Alphaline - page 74

    ...

  • Fisher 444 Alphaline - page 75

    Rosemo unt Inc. 8200 Market Boulevard Chanhassen, MN 5531 7 USA T el 1-800-999-9307 T elex 4310012 Fax (612) 949-7001 © 1998 Rosemount Inc. P R I N T E D IN U. S. A. http://www.rosemount.co m Fisher-Rosemou nt Limit ed Heath Place Bognor Re gis West Sussex PO22 9SH England T el 44 ( 1243) 863 121 Fax 44 (1243) 867 5541 Fisher-Rosemou nt Singapore ...

Manufacturer Fisher Category Weather Radio

Documents that we receive from a manufacturer of a Fisher 444 Alphaline can be divided into several groups. They are, among others:
- Fisher technical drawings
- 444 Alphaline manuals
- Fisher product data sheets
- information booklets
- or energy labels Fisher 444 Alphaline
All of them are important, but the most important information from the point of view of use of the device are in the user manual Fisher 444 Alphaline.

A group of documents referred to as user manuals is also divided into more specific types, such as: Installation manuals Fisher 444 Alphaline, service manual, brief instructions and user manuals Fisher 444 Alphaline. Depending on your needs, you should look for the document you need. In our website you can view the most popular manual of the product Fisher 444 Alphaline.

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A complete manual for the device Fisher 444 Alphaline, how should it look like?
A manual, also referred to as a user manual, or simply "instructions" is a technical document designed to assist in the use Fisher 444 Alphaline by users. Manuals are usually written by a technical writer, but in a language understandable to all users of Fisher 444 Alphaline.

A complete Fisher manual, should contain several basic components. Some of them are less important, such as: cover / title page or copyright page. However, the remaining part should provide us with information that is important from the point of view of the user.

1. Preface and tips on how to use the manual Fisher 444 Alphaline - At the beginning of each manual we should find clues about how to use the guidelines. It should include information about the location of the Contents of the Fisher 444 Alphaline, FAQ or common problems, i.e. places that are most often searched by users in each manual
2. Contents - index of all tips concerning the Fisher 444 Alphaline, that we can find in the current document
3. Tips how to use the basic functions of the device Fisher 444 Alphaline - which should help us in our first steps of using Fisher 444 Alphaline
4. Troubleshooting - systematic sequence of activities that will help us diagnose and subsequently solve the most important problems with Fisher 444 Alphaline
5. FAQ - Frequently Asked Questions
6. Contact detailsInformation about where to look for contact to the manufacturer/service of Fisher 444 Alphaline in a specific country, if it was not possible to solve the problem on our own.

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