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Arkon Channelmag - page 1
CHANNELMAG FLOWMETERS FOR OPEN CHAN NELS AND NON- FULL PIPES RTM- Expol ink s.r.o., Prikop 8, 6020 0 Brno, Czech Republic Instructio n Manual ...
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Arkon Channelmag - page 2
2 FOREWORD This in struction manual is designed to help you gain a thorough understanding o f the operatio n of th e eq uipment. ARKON recommends that y ou read this manual completely before placing the equip ment in service. Although ARKON de signs reliab ility into all equipment, there is alway s the possibility of a malfunction occurring. Y ou c ...
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Arkon Channelmag - page 3
3 IMPO RTANT – PLEASE READ The installation and ope ration of this product may put y ou at risk of serious injury or even death. Ta ke wh atever precautio ns are necessary to ensure your safety b efore making a n installation or working on one. Never work alo ne or unsupervised. Install and operate this product in accorda nce with all applicable ...
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Arkon Channelmag - page 4
4 Chann elMag Table of Co ntent s Section 1 Introduction 1.1 Scope: Chann elMag CM2 6 1.2 Scope: Chann elMag PM2 7 1.3 Safety 8 Section 2 Installation 2.1 Media Consideration s 9 2.2 Location and Mou nting 9 2.3 Straight Leng ths of Chan nel / Pipe 10 2.3.1 Straight L engt hs of C hann el (CM2) 10 2.3.2 Straight L engt hs of Pipe (PM2) 10 2.3.3 Imp ...
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Arkon Channelmag - page 5
5 Table of Co ntent s 4.8 Erratic Signal 24 4.9 Signal or Indi cation “ Sw ing ” 24 Section 5 Recommended Spares 5.1 Recomm ended Spares 25 24 24 25 ...
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Arkon Channelmag - page 6
6 Chann elMag Section 1 Introd uction The ChannelMag C M2 is suitable f or open channels having diver se c ross sectional shapes from 6” to 200 feet ( 150 mm to 6 0 m). They meet or exceed the r equirements of I SO 9 213 and are calibrate d in a long open tank, b elieved to be the largest NIST traceable facility available. The ChannelMags are cal ...
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Arkon Channelmag - page 7
7 Chan el Mag Sectio n I Intro ducc ion The ChannelMag P M2 Series is suitable for fu ll or partia lly full pipes from 2 0” to 120 ” ( 500 - 3000 mm). They meet or exceed the requirements of I SO 92 13 and ar e calibrated in a long open tank, belie ved to b e the largest NIST tr aceable facility availab le. ChannelMags are calibra ted in accord ...
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Arkon Channelmag - page 8
8 ChannelMag Sectio n 1 Introdu ction Before installation, make sure the oper ating e nvironments of the flow meter and ancillary eq uipment are co nsistent w ith appro priate national approvals such as USA UL or NEC, Canadian CSA, European CE. The installation m ust b e carried out b y qualified personnel only. Read the entire manuals b efore at ...
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Arkon Channelmag - page 9
9 Chann elMag Section 2 Installa tion The ChannelMag is suitable for such media as water, raw sewage, slurries, algae laden r iver water, and similar. The minim um media conductivity is 0.5 microS/cm for op eration with pulsed AC transmitters. Most water based media has a conductivity of 200 – 800 microS/cm. The ChannelMag may be per manently c o ...
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Arkon Channelmag - page 10
10 Channel / Pipe ChannelMag Sectio n 2 Installa tion the electro de cables and the ener gizer coil cab le within the junction box. Do not use silicone rubbe r (RTV) for po tting, since it contains acetic acid which can corr ode the j unction box terminals. Make sure the seria l number o f the ChannelMag sensor(s) shown on the cables agree s with t ...
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Arkon Channelmag - page 11
11 ChannelMag Sectio n 2 Installa tion 2.3.3 Important Note 2.4.1 CM2 Sensors Nominal CM2 Width Actual CM2 Width L S R H M Weight Each in. mm . in. mm. in. mm. in. mm . in. mm. in. mm. in. mm . lb kg. 8.0 200 10.0 254 40.0 1016 8.0 203 14.5 370 2.50 64 6.0 152 55 25 24.0 600 26.0 660 60.0 1520 25.0 610 18.0 460 3.12 80 12.0 305 186 85 40.0 1000 42. ...
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Arkon Channelmag - page 12
12 ChannelMag Sectio n 2 Installa tion The height “E” o f the magnetic enhancement plates is custom made and normally extends 2” (50mm) below the top of the channel. T he wi dth W is a djustable to fi t the channel width. W includes the mounting brackets. 1/4” (6.3mm) thick b ase pl ates with countersunk 1/4” screws from the bott om Note ...
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Arkon Channelmag - page 13
13 ChannelMag Sectio n 2 Installa tion 2.4.2 Installation of 2 x CM2 ChannelMag Sensors Adjust width before installation into channel 2.0 0” 50 m Lifting brackets. Do not lift by the Actual CM2 Wid th enhancement plates. For CM2 sensors installed in a rec ess in the bed o f the channel, the installation configuration remains the sam e. 1/4” (6 ...
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Arkon Channelmag - page 14
14 ChannelMag Sectio n 2 Installa tion The CM2/D is normally used with a FM X167 hydrostatic level transducer and installed as shown below. A 2-par t re- enterable gel type 444 2, manuf actured b y 3M Company, St. Paul, Minnesota, is normally supplied to retain the CM2/D in the hole made for it. The 2- part gel is mixed together in equal amounts. I ...
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Arkon Channelmag - page 15
15 ChannelMag Sectio n 2 Installa tion step s hould be cemented wit h an approach angle of not more than 15 degrees. The r ecess must extend over the ful l width of the bed of t he channel to acc omm odat e the Magnetic Enhancement Plates. Note: CM2/8” ChannelM ag sensors ar e normally supplied w ith ram ps. ChannelMag PM Series sensor s are used ...
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Arkon Channelmag - page 16
16 ChannelMag Sectio n 2 Installa tion 2.4.5 PM2 Sensors i n Non-Full Pipes The ChannelMag PM Serie s sensors a re used in pa rtially filled pip es from 20 ” - 1 20” (50 0 - 3000 mm ) diam e ter. For pipe s 20” - 36” (500 - 915 mm ) a single Channe lMag sensor is installed in a retention band at the bottom o f a horizo ntal p ipe. For la r ...
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Arkon Channelmag - page 17
17 ChannelMag Sectio n 2 Installa tion 2.4.6 Installation of PM2 Sensors With M agnetic Enhancement Ba n d Center spacer used for co mpound sensor in stallation o nly Outer mountin g points used without cent er spacer Bands joined here ...
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Arkon Channelmag - page 18
18 Enhancement Plate Expander Mechanism The CM2 ChannelMag is equipp ed with a gro unding plate, normally manufactured from AISI 316 stainless steel. This makes sure there are no unequal po tentials between the media and the shielding of the ChannelMag c onnection cab les. For cab le distances from the j unction box to the transmitter of 10 0 feet ...
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Arkon Channelmag - page 19
19 ChannelMag Sectio n 2 Installa tion 2.6 Cable Ty pes Exciter Coils Electrodes Refer ence Coils Black to 4 Black to 24 Black to 31 White to 5 White to 25 White to 32 Shield to 6 S hield to 26 Shield t o 19 The j unction box is submersible and is potted with a re-enterab le gel, but is not intended to be installed in the media flow ing in the cha ...
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Arkon Channelmag - page 20
20 ChannelMag Sectio n 2 Installa tion 2.6.1 ChannelMag Junction Box Wiring Diagram ChannelMag Sectio n 2 Installa tion CAUTION SHIELD BLACK RED OR CLEA R ...
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Arkon Channelmag - page 21
21 The Junction Box The cable ends and t he junction box supplied f or mult i-Channel Mag sy stems are t o NEMA 6 and IP68 f or pe rmanent subm ersion t o 30 f eet (10m) w ater colum n. As such, t he cabl e ends are supplie d w ith s hrink-fit sleeves . It is important not to cut these sleev es off during storag e, as they prevent moistur e perm e ...
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Arkon Channelmag - page 22
22 ChannelMag Sectio n 2 Installa tion For m ultiple ChannelMag system s, the electrode and reference cable s may all run in the same conduit to their respective transmitters, but sep arated from the exciter c oil cables b y a minim um of 2 feet (0.5m). Multi-exciter coil cables may all run together in a single conduit, even w ith other power cable ...
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Arkon Channelmag - page 23
23 Chann elMag Section 4 Maint enance 4.1 Cleaning 4.2 Zero Span Checking 4.3 Effect of Moisture 4.4 Effect of a 4.5 Effect of One Sensor Of Two I noperative Under typical oper ating conditio ns the ChannelMag sensor r equires no maintenance. Due to the uniquely high signal to media noise ratio, the affects of such c oatings as algae, sew age greas ...
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Arkon Channelmag - page 24
24 ChannelMag Sectio n 4 Maint enanc e 4.6 Transmitter Fault 4.7 All Checks Good, But No Signal 4.8 Erratic Signal 4.9 Signal Or I ndication “Swing” Should the resistances referenced above be correc t, b ut the z ero and sp an cannot be achieved, then the fault lies w ith the transmitter. Check wiring in transmitter terminals in acco rdance w i ...
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Arkon Channelmag - page 25
25 Chann elMag Section 5 Recommend ed Sp ares 5.1 Recommended Spares Since the ChannelMag sensor is a solid state sensor, completely encapsulated, there a re no recommended spares. Make sure when ord ering a new ChannelMag sensor or transmitter that the serial number found on the transmitter label is advised. When a new ChannelMag sensor is provide ...
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