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Omega FTB500 - page 1
Manual OPerator’ s (i%%i Flowrate Meters Low a Q FTBSOO Series @a ...
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Omega FTB500 - page 2
DFMOSSSFVRIBA 359-RUSH ti Environmental Monitoring and Control Call for Your FREE Handbook Request Form Today: (203) V Electric Heaters V Data Acquisition Systems andconductivity pH W V Flow and Level & Force V Pressure, Strain 1c Temperature & Encyc l oped i as 6TU, England Telephone: 44 (1455) 285520 FAX: 44 (1455) 283912 The OMEGA Co m p ...
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Omega FTB500 - page 3
.21 . 20 SECTION 8 SPECIFICATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . , . . . . . . . . . . . . . . . 20 SECTION 7 ACCESSORIES . . . . . . . . . . .I 8 SECTION 6 RECOMMENDED SPARE PARTS LIST . . . . . a . 15 I5 SECTION 5 TROUBLESHOOTING AND MAINTENANCE . . . . . . . . . . . FTBSOO Flowmeter (Ball Bearing Design) . Se ...
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Omega FTB500 - page 4
503,4 for 504, or 5 for 505. 1 X 1 for 501, 2 for 502, 3 for tistokesl of your liquid. The maximum is 25CK. cen- (“CK) in part number with the viscosity (in * Replace NOTE FTB50_X-t*CK)-5KP PSIG FTB5O_X-(*CK)-115VAC 5000 115VAC signal conditioner power supply FTB50_X-t”CKb5VDC FTB50_X-(*CK)-P 0-5VDC output TTL Pulse output FTB505-(“CK) ‘ CK ...
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Omega FTB500 - page 5
AMP. Figure l-l. Block Diagram The basic operation of the system is as follows: The frequency signal from the flowmeter is connected to the FTB500 with a twisted pair shielded cable. The signal enters through the SENSITIVITY control which is used to reject unwanted noise by raising the trigger threshold above the background noise present. The low l ...
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Omega FTB500 - page 6
FTB500 Series of meters establish a linear response after an initial offset correction when operating at a constant viscosity. 3 FTBSOO flowmeter are shown in Figures l-2 and 1-3. The pelton rotor causing it to rotate The motion of the rotor is sensed by the pickup coil and converted to a pulsing output signal where the frequency is related to the ...
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Omega FTB500 - page 7
FTBIOO Calibration Curve 4 FLOWRATE Figure 1-3. Normalized % OF MAX I MUM .80 10 50 100 I_7 f 1.00 7 ! UNLINEARIZED 5 90 8 u FTBSOO Output Characterlstlcs Diagram LINEARIZED (GPM) Figure 1-2. / UN LINEARIZED OUTPUT FLOW RATE lL ...
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Omega FTB500 - page 8
H,O is the pressure drop from Figure l-4 Figure 14. Gross Pressure Drop Characteristic Curve on Water 5 PSID SpGr is the specific gravity H,O where: Cpse is viscosity in centipoise PSID (SpGr)” x (Cpsel” x PSID = flowrate and the fluids viscosity and density. FTB500 Series Turbine Meter given the pressure drop on water at the maximum FTB500 Ser ...
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Omega FTB500 - page 9
NOTE The carrier will not honor any claims unless all shipping material is saved for their examination. After examining and removing con- tents, save packing material and carton in the event reshipment is necessary. *l% of reading. In some applications, the fluid viscosity is a known function of temperature A PC could be used to eliminate the other ...
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Omega FTB500 - page 10
7 - 2-I. Typical Turbine Meter Installation METER RUN V3 = BYPASS VALVE S = STRAINER FS = FLOW STRAIGHTENER TFM = TURBINE FLOWMETER Figure Vl, V2 = BLOCKING VALVE v2 t TFM I FS 2.5V. Slowly turn the SENSITIVITY threshold control counter-clockwise until in- dication stops. 2.3 GENERAL Proper application of the turbine flowmeter requires a suitable p ...
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Omega FTB500 - page 11
pickoff device. BYPASS RUN -A properly sized bypass run with suitable blocking valves may be equipped where an interruption in fluid flow for turbine meters ser- vicing can not be tolerated. STRAINER-A strainer, filter and/or air eliminator is recommended to reduce the potential of fouling or damage Recommended mesh size is at least 100 microns. Fi ...
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Omega FTB500 - page 12
” I.D. CONDUIT Figure 2-2. Mounting Holes Location Diagram 9 H NPT FOR 35/4” Tl=t.aJ / - a--+------_, 115VAC (optional) for appropriate terminals for installation. Connect the flowmeter cable to the FTB500 including shield. “0” RING REMOVABLE COVER FTB500 should be placed in a convenient location with sufficient room for easy opening of the ...
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Omega FTB500 - page 13
Wiring Diagram 10 EQUlPPED WITH AN INTEGRAL CALIBRATION SIGNAL. TO INJECT THIS TEST SIGNAL, INSTALL A JUMPER FROM TERMINAL 8 TO TERMINAL 1. Figure 2-3. DC Input Installation FTB500 IS NOTE THE - DC VOLTAGE INPUT TERMINAL BLOCK 2 1234567 8 @ F(TEBT) 0 1-P OPTION) COMMON @ _ 0 + SIGNAL PULSE OUTPUT - RETURN @ TERMINAL ANALOG OUTPUT BLOCK 1 (STANDARD) ...
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Omega FTB500 - page 14
115VAC Input Installation Wiring Diagram 11 NOTE Figure 24. TlON SIGNAL. TO INJECT THIS TEST INSTALL A JUMPER FROM TERMINAL FTB500 IS EQUIPPED WITH AN INTEGRAL CALIBRE SIGNAL, 8 TO TERMINAL 1. THE (NEUTRALS TERMINAL BLOCK 1 TERMINAL BLOCK 2 E u @ F(TEST) IIBVAC 50160 Hz INPUT Ayy==+--~ Xl PICKUP COIL ...
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Omega FTB500 - page 15
FfOSl is the offset frequency 12 FfTEST) is the test frequency FfOUTl is the output frequency of the linearizer F(OS)l where: [F(TEST) + F(OUT) = 1.8 2-41, injects an internally generated frequency. When using this feature, F (TEST) is equal to 120 Hz. jumpered to the input terminal (connecting Terminal 8 to Terminal 1, refer to Figure 2-3 or [F(OS ...
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Omega FTB500 - page 16
(OS)1 13 [F(MAXl + F ZERO (OS11 x SPAN + [F (TEST) + F 5mA, or OV Equation 3 Set (SPAN) = 4mA, F(GS) 60 Equation 2 Set (ZERO) = SET TO NO FLOW CONDITION i.e., F(MAX) = K FACTOR x R (MAX) _ 11, injects an internally generated frequency into the unit. When using this feature, F (TEST) is equal to 120 Hz and is used in the following equation. Alternat ...
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Omega FTB500 - page 17
Potentiometer locations 14 ’ Figure 3-1. Dimensions and * EQUIPPED FOR ANALOG OUTPUT OPTION mA output, OV for 0 to 5v output. 1. The Range Adjustment is accomplished by selecting a switch position on a DIP switch located on the PCA-112 printed circuit card depending on the model. Refer to Table 3-l to determine required switch position, and selec ...
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Omega FTB500 - page 18
FTBBOO FLOWMETER (BALL BEARING DESIGN) Preventative maintenance requires that the Mini Flowmeter under go a general inspection. Refer to Figure 4-I and the following procedure to remove the flowmeter internals from the housing. A clean work area is required. 15 Measurement_Systems are constructed to give a long ser- vice life. However, problems do ...
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Omega FTB500 - page 19
ROTOR WHEN LOOK I NG DOWN FROM TOP DETA I L OF ROTOR F i gure 4 -1. S tandard Ba ll Bear i ng Cu ta way D iagra m 16 WELO- CORRECT OR I ENTAT I ON OF FL OW -8 FL OW - ...
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Omega FTB500 - page 20
#77-545-018 or equivalent on the insert. NOTE “0” ring should be lightly lubricated with “0” ring lubrication wh ich is silicone based. 12. P lace insert on the shaft. W hen properly seated gently push the insert back on the shaft. 13. Install and tighten the threaded plug. Tighten plug until snug. Do not over tighten. The flow m eter is re ...
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Omega FTB500 - page 21
Wiring s PULSE 9 SCALING 10 11 12 Figure 5-1. Internal ; CONDITIONER ;$it;TIC % ; 9 10 11 12 2 FTBSOO 6 SIGNAL CONDITIONER I 2 3 4 11 .l 11 -1 11 COIL-1 0 GRN PCA-115 PCA-114 @ WHT @ . BLK I-II- ACIDC POWER SUPPLY ANALOG OUTPUT - I PCA-112 FiTESTi TO PICKUP COIL ANALOG OUPUT COMMON PULSE OUTPUT COMMON ...
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Omega FTB500 - page 22
(SENS) potentiometer clockwise 2. Replace pickup coil and/or interconnec- ting wiring. 3. Replace PCA-114. 4. Replace PCA-115. 5. Replace PCA-112. Unit gives pulse output with 1. Noise pickup, turn sensitivity adjust no flow present counter clockwise until correct zero flow indication is obtained. 2. Replace pickup coil. 3. Replace PCA-115. 4. Repl ...
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Omega FTB500 - page 23
FTB500-ADP 20 n MNPT adaptor kit with 10” upstream and 5” downstream straight SS tubing % w MS flare to % ‘ /4 SLO BLO SIGNAL CONDITIONER CARD (MAGNETIC PICKUP COIL) LINEARIZE AND FLOW DRIVE, PLUG-IN CARD FUSES, POWER SUPPLY I I 1 BOX SECTION 7 ACCESSORIES DESCRIPTION PART NUMBER QTY POWER SUPPLY/ANALOG OUTPUT CARD 1 PCA-II4 PCA-115 DESCRIRTI ...
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Omega FTB500 - page 24
<IO9 0.5 seconds for IO-90% 21 PPM/OC. o-5v. *200 *0.05% of full scale; IO-go%. Adjustable from 0.5 to 2 seconds. Output suitable for driving grounded or floating load types PPM/OC. 4 to 20mA into 375X max. 0.5 seconds for +200 +0.05% of full scale, PSIG optional 125 Hz nominal PSIG standard 5000 PSID 1000 *0.25% of reading IO + 1% of reading fo ...
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Omega FTB500 - page 25
mA). mA or 100 II MNPT adaptor kit optional A circuit protection device located inter- nally. Check main schematic for proper size and type. A single control used to set the threshold sensitivity level above the ambient noise pickup. An internal 20 turn adjustment on the PCA-II5 printed circuit card used to ad- just the equivalent offset frequency ...
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Omega FTB500 - page 26
O-100GPM). A multiple turn adjustment potentiometer which is used to dampen the response at the analog output. A dual-in-line (DIP) switch located on the PCA-112 board which is used to select the desired pulse output scaling factor. 23 1OV cor- responding to mA or 0 to mA equivalent flow range (i.e., 4 to 20 SPECIFICATIONS (Cont ’ d) SPAN: RESPON ...
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Omega FTB500 - page 27
0 Copyright 1995 OMEGA ENGINEERING, INC. All rights reserved. This documentation may not be copied, photocopied, reproduced, translated, or reduced to any electronic medium or machine-readable form, in whole or in part, without prior written consent of OMEGA ENGINEERING, INC. CALI_ the following information available BRATIDN, consult OMEGA for curr ...
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Omega FTB500 - page 28
/0992 & Dissolved Oxygen Instruments MO968 pH, Conductivity k!’ & Wastewater Treatment m Industrial Water m Air, Soil &Water Monitors & Tubing iZ!’ Pumps b? Refractometers & Control Instrumentation D Metering m Laboratory Heaters ENV IRONMENTAL MON ITORING AND CONTROL k? Flexible Heaters & Band Heaters m Immersion & ...
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