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BESI Armaturen Bremen 2- and 3-Way Regulating Valves Type M2RV / M3RV BESI Armaturen GmbH & Co KG Phone: +049 (0) 421 57 64 3 – 0; Fax: +049 (0) 421 58 36 21; eMail: [email protected] The reproduction, transmission or use of this document or its contens is not permitted without express written authority. Offenders will be liable for damages. All rights, including rights erated by patent grant or registration of a utility model for design are reserved. Modification without notice. 1501_M2RV-M3RV-1 - edition: 17.09.03 2 Way Regulating Valves Two way regulating valves are designed to regulate liquids. The valves are installed - in combination with one of our temperature- or pressure differential regulators - in control systems for heating of domestic premises, district heating, industrial processes or marine installations. For marine application the valves are supplied with the relevant certificates in accordance with the ship´s classification societies. Selection of the appropriate valve will be assisted by a dimensioning sheet. 3 Way Regulating Valves Three way regulating valves type M3RV are designed for regulating water, lubricant oil, and other liquid media. The valves can be mounted in the pipe system as mixing or as diverting valve. Port numbering Valves type M3RV are marked with the figures 1, 2, 3. The letters in parentheses refer to the corresponding internationally recognised design. Port 1 – AB common port always open Port 2 – A closed by activating the spindle Port 3 – B opens by activating the spindle) mixing valve diverting valve principle diagram for 3-way valves
14

2- and 3-Way Regulating Valves Type M2RV / M3RV 2 Way ...wak.no/media/pdf/besi-2-and-3-way-controlvalves.pdf · BESI Armaturen Bremen 2- and 3-Way Regulating Valves Type M2RV / M3RV

Feb 05, 2018

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Page 1: 2- and 3-Way Regulating Valves Type M2RV / M3RV 2 Way ...wak.no/media/pdf/besi-2-and-3-way-controlvalves.pdf · BESI Armaturen Bremen 2- and 3-Way Regulating Valves Type M2RV / M3RV

BESI ArmaturenBremen

2- and 3-Way Regulating ValvesType M2RV / M3RV

BESI Armaturen GmbH & Co KG Phone: +049 (0) 421 57 64 3 – 0; Fax: +049 (0) 421 58 36 21; eMail: [email protected]

The reproduction, transmission or use of this document or its contens is not permitted without express written authority. Offenders will be liable for damages. All rights, including rights eratedby patent grant or registration of a utility model for design are reserved. Modification without notice. 1501_M2RV-M3RV-1 - edition: 17.09.03

2 Way Regulating ValvesTwo way regulating valves are designed to regulate liquids.The valves are installed - in combination with one of our temperature- or pressuredifferential regulators - in control systems for heating of domestic premises, district heating,industrial processes or marine installations. For marine application the valves are suppliedwith the relevant certificates in accordance with the ship´s classification societies. Selectionof the appropriate valve will be assisted by a dimensioning sheet.

3 Way Regulating ValvesThree way regulating valves type M3RV are designed for regulating water, lubricant oil,and other liquid media.The valves can be mounted in the pipe system as mixing or as diverting valve.

Port numberingValves type M3RV are marked with the figures 1, 2, 3. The letters in parentheses refer tothe corresponding internationally recognised design.

Port 1 – AB common port always openPort 2 – A closed by activating the spindlePort 3 – B opens by activating the spindle)

mixing valve diverting valveprinciple diagram for 3-way valves

Page 2: 2- and 3-Way Regulating Valves Type M2RV / M3RV 2 Way ...wak.no/media/pdf/besi-2-and-3-way-controlvalves.pdf · BESI Armaturen Bremen 2- and 3-Way Regulating Valves Type M2RV / M3RV

2- and 3-Way Regulating ValvesType M2RV / M3RV

BESI Armaturen GmbH & Co KG Phone: +049 (0) 421 57 64 3 – 0; Fax: +049 (0) 421 58 36 21; eMail: [email protected]

The reproduction, transmission or use of this document or its contens is not permitted without express written authority. Offenders will be liable for damages. All rights, including rightserated by patent grant or registration of a utility model for design are reserved. Modification without notice. 1501_M2RV-M3RV-2 - edition: 17.09.03

BESI ArmaturenBremen

DimensioningA suitable actuator (self-acting thermostats and electrical actuators) which may be applied for specificregulation will be chosen by BESI on basis of your specific design conditions.Please give the following data:

• Dp Port 2 3• working pressure• voltage• frequency

DesignThe valve components and dimensions including technical data are according to the specific data sheet.

Definition of Kvs valueThe Kvs value is defined at the water flow rate in m3/h through the fully opened valve ports at a constantdifferential pressure of ∆pV of 1 bar.

MountingIn order to reduce wear and tear of the valves, especially the larger ones should be mounted with verticalspindles. The mounting situation should be as much as possible free of vibrations. It is recommended toinstall a strainer in front of the regulating valve.

Page 3: 2- and 3-Way Regulating Valves Type M2RV / M3RV 2 Way ...wak.no/media/pdf/besi-2-and-3-way-controlvalves.pdf · BESI Armaturen Bremen 2- and 3-Way Regulating Valves Type M2RV / M3RV

BESI ArmaturenBremen

2- and 3-Way Regulating ValvesType M2RV / M3RV

BESI Armaturen GmbH & Co KG Phone: +049 (0) 421 57 64 3 – 0; Fax: +049 (0) 421 58 36 21; eMail: [email protected]

The reproduction, transmission or use of this document or its contens is not permitted without express written authority. Offenders will be liable for damages. All rights, including rights eratedby patent grant or registration of a utility model for design are reserved. Modification without notice. 1502a_M2RV-M3RV-1 - edition: 17.09.03

Volume m³/hlinear function

DN 15 20 25 32 40 50 65 80 100 125 150 175 200 250 300 350

kp / cm² m / s kVS 3,8 6 10 15 24 38 60 96 150 220 350 520 680 1020 1640 2200

0,031 1,0 0,04 1,13 1,77 2,89 4,53 7,1 11,9 18,1 28,3 44 64 87 113 177 255 3460,037 1,1 0,70 1,24 1,95 3,18 4,98 7,8 13,2 19,9 31,1 49 70 95 124 194 280 381

0,044 1,2 0,76 1,36 2,12 3,47 5,44 8,5 14,3 21,7 33,9 53 76 104 136 212 305 416

0,052 1,3 0,83 1,47 2,30 3,76 5,89 9,2 15,5 23,5 36,8 58 83 112 147 230 330 450

0,060 1,4 0,89 1,58 2,48 4,05 6,34 9,9 16,7 25,3 39,6 62 89 121 158 247 356 485

0,069 1,5 0,95 1,70 2,66 4,34 6,80 10,6 17,9 27,1 42,4 66 95 130 170 265 382 520

0,078 1,6 1,02 1,80 2,83 4,62 7,25 11,3 19,1 28,9 45,2 71 101 138 181 283 407 554

0,088 1,7 1,08 1,92 3,00 4,91 7,70 12,0 20,3 30,8 48,1 75 108 147 192 300 433 589

0,099 1,8 1,15 2,03 3,19 5,20 3,15 12,7 21,5 32,6 50,9 80 115 156 204 318 458 624

0,110 1,9 1,21 2,15 3,36 5,49 8,61 13,4 22,7 34,4 53,7 84 121 164 215 336 484 658

0,122 2,0 1,27 2,26 2,54 5,78 9,06 14,1 23,9 36,2 56,5 88 127 173 226 353 509 693

0,135 2,1 1,34 2,37 3,72 6,07 9,51 14,9 25,1 38,0 59,4 93 133 182 238 371 534 727

0,148 2,2 1,40 2,48 3,90 6,36 9,65 15,6 26,3 39,8 62,2 97 140 191 249 389 560 762

0,162 2,3 1,46 2,60 4,07 6,65 10,40 16,3 27,5 41,6 65,0 102 146 199 260 406 585 797

0,176 2,4 1,53 2,72 4,24 6,94 10,90 17,0 28,7 43,4 67,9 106 153 208 271 414 611 831

0,190 2,5 1,59 2,83 4,45 7,20 11,30 17,7 29,9 45,2 70,7 111 159 216 283 442 636 866

0,207 2,6 1,65 2,94 4,60 7,52 11,80 18,4 31,1 47,0 73,5 115 165 225 294 459 662 900

0,223 2,7 1,72 3,05 4,78 7,80 12,20 19,1 32,3 48,8 76,3 119 172 234 305 477 687 935

0,240 2,8 1,78 3,16 4,96 8,10 12,70 19,8 33,5 50,1 79,1 123 178 242 317 495 713 970

0,257 2,9 1,84 3,28 5,13 8,38 13,10 20,5 34,7 52,8 82,0 128 190 251 339 512 738 1005

0,275 3,0 1,90 3,40 5,32 8,68 13,60 21,2 35,7 54,3 84,8 133 191 260 339 530 764 1039

0,294 3,1 1,97 3,50 5,49 8,96 14,00 21,9 37,1 56,1 87,6 137 197 268 351 548 789 1074

0,313 3,2 2,04 3,60 5,66 9,24 14,50 22,6 38,2 57,9 90,5 141 204 277 362 566 814 1108

0,333 3,3 2,10 3,73 5,84 9,54 15,00 23,3 39,4 59,7 93,3 146 210 286 373 583 840 1143

0,354 3,4 2,16 3,84 6,00 9,82 15,40 24,0 40,6 61,5 96,1 150 216 294 387 601 867 1178

0,375 3,5 2,23 3,96 6,20 10,10 15,90 24,8 41,8 63,3 98,9 155 223 303 396 619 891 1212

0,396 3,6 2,30 4,06 6,38 10,40 16,30 25,5 43,0 65,1 102 159 229 312 407 636 916 1247

0,419 3,7 2,35 4,18 6,55 10,70 16,80 26,2 44,2 66,9 105 164 235 320 418 654 942 1282

0,442 3,8 2,42 4,30 6,72 10,90 17,20 26,9 45,1 68,7 107 168 242 329 430 672 967 1316

0,465 3,9 2,48 4,41 6,90 11,30 17,70 27,6 46,6 70,1 110 172 248 338 441 698 993 1351

0,489 4,0 2,54 4,52 5,08 11,60 18,10 28,3 47,8 72,4 113 177 254 346 452 707 1018 1386

regular flow speed for lub. Oilregular flow speed for sea waterregular flow speed for fresh water

Example:

given: ❊flow speed 3m/s; ❋volume 335m³/hresult: DN 200; ❍kVS 680

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BESI ArmaturenBremen

2- and 3-Way Regulating ValvesType M2RV / M3RV

BESI Armaturen GmbH & Co KG Phone: +049 (0) 421 57 64 3 – 0; Fax: +049 (0) 421 58 36 21; eMail: [email protected]

The reproduction, transmission or use of this document or its contens is not permitted without express written authority. Offenders will be liable for damages. All rights, including rightserated by patent grant or registration of a utility model for design are reserved. Modification without notice. 1502a_M2RV-M3RV-2 - edition: 17.09.03

Valve AuthorityThe ratio of pressure drop across the valvewhen fully open to that across thecomplete circuit is termed the 'ValveAuthority' (N) and is expressed as:

WhereN = Valve AuthorityP1 = Pressure drop across fully open valveP2 = Pressure drop across remainder of circuit

The left diagrams illustrate P1 and P2more fully.Valve Authority is a means of selecting avalve size on a water system with dueregard to economic viability and goodcontrol.When selecting a valve size, the ValveAuthority should be between 0.2 and 0.5(and preferably 0.5). This will ensure thateach small valve movement will influencesome authority over the flow whithoutcreating excessive increase in costs forpumping power.Valve Authority will always relate to thecircuit which has a varying flow rate.

Valve Authority – Two-Port ValveValve Authority – Two-Port Valve

Valve Authority – Three-Port Mixing Valve

Valve Authority – Three-Port Diverting Valve

21

1

PPPN+

=

Page 5: 2- and 3-Way Regulating Valves Type M2RV / M3RV 2 Way ...wak.no/media/pdf/besi-2-and-3-way-controlvalves.pdf · BESI Armaturen Bremen 2- and 3-Way Regulating Valves Type M2RV / M3RV

BESI ArmaturenBremen

M2RV

motor-two-way control valve

BESI Armaturen GmbH & Co KG Phone: +049 (0) 421 57 64 3 – 0; Fax: +049 (0) 421 58 36 21; eMail: [email protected]

The reproduction, transmission or use of this document or its contens is not permitted without express written authority. Offenders will be liable for damages. All rights, including rights erated bypatent grant or registration of a utility model for design are reserved. Modification without notice. 1503_M2RV-1 - edition: 17.09.03

DN øD L H K ø HA Kvs ∆p bar PN actuator weightkg

32 140 180 630 170 145 120 15 10 4,5kN40 150 200 640 170 145 120 24 10 4,5kN50 165 230 170 145 120 38 10 4,5kN65 185 290 640 205 145 170 60 10 4,5kN80 200 310 650 205 145 170 96 10 4,5kN

100 220 350 670 205 145 170 150 10 4,5kN125 250 400 205 145 170 225 10 4,5kN150 285 480 205 145 170 350 10 8kN200 340 600 205 188 200 680 10 15kN

main data standard / on request optionsmaterial-valve body GG, GGG, CuSn10material-inner parts CuSn10, CuAl10Ni, stainless steelflange dimensions DIN2632/PN10 / ANSI, Class 150voltage 1~230V, 3~400V other voltage on requestfrequency 50/60 Hzdegree of protection IP 65electric connection all lines 1,5 mm²temperaturemonitoring in motor

temperature monitor (bimetallic contact)integrated in winding.switches off at approx. 150°Cswitches on again at approx. 120°C

• EDR (three point controller)• resistance thermometer NI/PT• potentiometer• limit switches• torque switches

General Information

2 way regulating valvesTwo way regulating valves aredesigned for regulating liquids.The valves combined with one ofour temperature or pressuredifferencial regulators are installedin control systems for heating ofdomestic premises, districtheating, industrial processes ormarine installations. For marineapplication the valves are suppliedwith the relevant certificates of theconcerned ship`s classificationsociety. The slection should bedone by using the BESIdimensioning sheet.

disassemblyspacehand operation

for DN 50

hand operationfor DN65-250

Page 6: 2- and 3-Way Regulating Valves Type M2RV / M3RV 2 Way ...wak.no/media/pdf/besi-2-and-3-way-controlvalves.pdf · BESI Armaturen Bremen 2- and 3-Way Regulating Valves Type M2RV / M3RV

BESI ArmaturenBremen

M2RVmotor-two-way control valve

detail list

BESI Armaturen GmbH & Co KG Phone: +049 (0) 421 57 64 3 – 0; Fax: +049 (0) 421 58 36 21; eMail: [email protected]

The reproduction, transmission or use of this document or its contens is not permitted without express written authority. Offenders will be liable for damages. All rights, including rights eratedby patent grant or registration of a utility model for design are reserved. Modification without notice. 1503_M2RV-2 - edition: 17.09.03

item object material pcs.1 valve body GG25 14 regulation cone BZ12 16 valve spindle BZ12 17 valve cover GG25 18 neck bush BZ12 19 guide bush CuSn12 1

10 sealing nut RG7 111 sealing part 1.4305 112 distance piece GGG40 113 intermediate flange AlCuMgPb 114 turn preventer 9S20K 115 electr. actuator 116 coupling 117 lift stoper POM 118 screw 8.8galZn 419 spindle nut BZ12 120 screw 8.8galZn 422 screw 8.8galZn24 screw 8.8galZn 426 o-ring NBR70 127 stripper NBR 128 groove ring NBR 129 gasket C4400 1

191 hexagon nut A2 1

Page 7: 2- and 3-Way Regulating Valves Type M2RV / M3RV 2 Way ...wak.no/media/pdf/besi-2-and-3-way-controlvalves.pdf · BESI Armaturen Bremen 2- and 3-Way Regulating Valves Type M2RV / M3RV

BESI ArmaturenBremen

M3RV

motor-three-way control valve

BESI Armaturen GmbH & Co KG Phone: +049 (0) 421 57 64 3 – 0; Fax: +049 (0) 421 58 36 21; eMail: [email protected]

The reproduction, transmission or use of this document or its contens is not permitted without express written authority. Offenders will be liable for damages. All rights, including rights erated bypatent grant or registration of a utility model for design are reserved. Modification without notice. 1500_M3RV-1 - edition: 17.09.03

DN øD L H1 H K ø HA Kvs ∆p bar PN actuator weightkg

50 165 230 130 450 170 125 120 38 2,5 10 0,9kN 1965 185 290 130 585 170 145 170 60 2,5 10 2,0kN 3280 200 310 155 635 205 145 170 96 4 10 4,5kN 39

100 220 350 175 655 205 145 170 150 3 10 4,5kN 49125 250 400 175 700 205 145 170 225 2 10 4,5kN 55150 285 480 225 805 205 145 170 350 2,5 10 8kN 88200 340 600 270 815 205 188 200 680 2,5 10 12kN 130200 340 600 270 815 205 188 200 680 2,5 10 15kN 130250 395 730 270 855 205 188 200 1020 1,7 10 15kN 165250 395 730 270 855 205 188 200 1020 1,7 10 20kN 165300 483 850 295 980 205 216 200 1640 1,7 10 24kN 210350 533 980 330 1050 205 216 200 2200 1,7 10 24kN400 597 1100 490 1830 290 700 200 10 SAR14.1

main data standard / on request optionsmaterial-valve body GG, GGG, CuSn10material-inner parts CuSn10, CuAl10Ni, stainless steelflange dimensions DIN2632/PN10 / ANSI, Class 150voltage 1~230V, 3~400V other voltage on requestfrequency 50/60 Hzdegree of protection IP 65electric connection all lines 1,5 mm²temperaturemonitoring in motor

temperature monitor (bimetallic contact)integrated in winding.switches off at approx. 150°Cswitches on again at approx. 120°C

• EDR (three point controller)• resistance thermometer NI/PT• potentiometer• limit switches• torque switches

general information

3 way regulating valvesThree way regulating valves typeM3RV are designed for regulatingwater, lubricant oil, and other liquidmedia.The valves can be mounted in thepipe system as mixing as well asdiverting valve. However, themounting as diverting valve has ahigher pressure drop compared withthe mixing principle.

Port numberingValves type M3RV are marked withthe figures 1, 2, 3. The letters inparentheses refer to thecorresponding internationallyrecognised design.Port 1 – AB common port always openPort 2 – A closed by activating the spindlePort 3 – B opens by activating the spindle

Page 8: 2- and 3-Way Regulating Valves Type M2RV / M3RV 2 Way ...wak.no/media/pdf/besi-2-and-3-way-controlvalves.pdf · BESI Armaturen Bremen 2- and 3-Way Regulating Valves Type M2RV / M3RV

BESI ArmaturenBremen

M3RVmotor-three-way control valve

detail list

BESI Armaturen GmbH & Co KG Phone: +049 (0) 421 57 64 3 – 0; Fax: +049 (0) 421 58 36 21; eMail: [email protected]

The reproduction, transmission or use of this document or its contens is not permitted without express written authority. Offenders will be liable for damages. All rights, including rights eratedby patent grant or registration of a utility model for design are reserved. Modification without notice. 1500_M3RV-2 - edition: 17.09.03

item object material pcs.1 valve body GG25 12 valve seat BZ12 13 sealing part 14.305 14 regulation cone BZ12 15 lower valve seat CuSn 12 16 valve spindle BZ12 18 neck bush BZ12 19 guide bush CuSn12 1

10 sealing nut RG7 112 distance piece GGG40 113 intermediate flange AlCuMgPb 114 turn preventer 9S20K 115 electr. actuator 116 coupling 118 hexagon screw 8.8galZn 119 spindle nut BZ12 220 screw 8.8galZn 422 screw 8.8galZn 426 o-ring NBR70 127 stripper NBR 128 groove ring 1

191 hexagon nut A2 1

Page 9: 2- and 3-Way Regulating Valves Type M2RV / M3RV 2 Way ...wak.no/media/pdf/besi-2-and-3-way-controlvalves.pdf · BESI Armaturen Bremen 2- and 3-Way Regulating Valves Type M2RV / M3RV

BESI ArmaturenBremen

Electronic Threepoint ControllerType EDR 201a

BESI Armaturen GmbH & Co KG Phone: +049 (0) 421 57 64 3 – 0; Fax: +049 (0) 421 58 36 21; eMail: [email protected]

The reproduction, transmission or use of this document or its contens is not permitted without express written authority. Offenders will be liable for damages. All rights, including rights erated bypatent grant or registration of a utility model for design are reserved. Modification without notice. 2500_EDR201a-E-1 - edition: 17.09.03

1. Digital display actual value2. 2nd digital display (if aktive)3. LED-display relais function4. Key for setpoint and parameter mode5. Setpoint adjustment6. Parameter mode lock switch (back face)

Brief description:EDR 201 is a microprozessor based industry controller series in panel mounting- format 72 x 144 mm.Design and operating elements are especially devised for easy and convenient handling and operation.An assembly system renders possible the simple basic version as well as a plurality of variants with up to8 relays, several digital and analog out- and inputs and other additional devices.

Inputs:max. 4 measuring inputs:Pt100 DIN, 0...400°CPt100 DIN, 0...100°Cthermo couple Ni Cr NI (type K)0...1200°Cthermo couple Fe Cu NI (type J)0... 900°Cthermo couple Pt Rh Pt (type S)0...1700°Cfeedback device 0...100 up to 1000 Wstandard signal 0(4)...20mA, 0(2)...10V

Ranges:Pt 100: 0...400°C, switchable to °F, optional: otherranges; for standard signal range adjustable -999 to4000. Setpoint ranges can be limited by menu

Displays:2 four- figured digital displays, decimal pointadjustable, upper display: actual value, lowerdisplay: other selectable data,up to 8 LEDs for relays function display.

Display of function:Hold down the P-key for more than 5 sec to get ashort-cut message of the configured function on thedisplay (=position 3-5 of list number) (in case oflocked parameter mode only ).

Measuring line monitoring:Display “Err 1...4” in case of measuring line faultand adjustable safety shut down of all outputs

Outputs:up to 8 relays with potential free change overswitch, as control outputs or as additional contacts,capacity: 250V 2A, incl. spark extinction (fornormally open contacts)1-2 continuous outputs 0/4...20mA, 0/2...10V ascontrol or signal outputs(apparent ohmic load500 W)

Page 10: 2- and 3-Way Regulating Valves Type M2RV / M3RV 2 Way ...wak.no/media/pdf/besi-2-and-3-way-controlvalves.pdf · BESI Armaturen Bremen 2- and 3-Way Regulating Valves Type M2RV / M3RV

BESI ArmaturenBremen

Electronic Threepoint ControllerType EDR 201a

BESI Armaturen GmbH & Co KG Phone: +049 (0) 421 57 64 3 – 0; Fax: +049 (0) 421 58 36 21; eMail: [email protected]

The reproduction, transmission or use of this document or its contens is not permitted without express written authority. Offenders will be liable for damages. All rights, including rights eratedby patent grant or registration of a utility model for design are reserved. Modification without notice. 2500_EDR201a-E-2 - edition: 17.09.03

Characteristics:Adjustment on parameter level, with lock switch,pre adjusted,Proportional band Xp: 0,1...999,9 %Integral action time Tn: 0,0...999,9 minRate time Tv: 0,0...99,9 minSensitivity of response Xsh: 0,1...1,0 %Travel time of the actuator Tm: 6...600 secSwitching frequency cy: 2...120 secFunction characteristics: direct / invertedSwitching interval SA (add. contacts): 0..100,0 KSwitching difference Sd: 0,1...100,0 KAdditional contact functions:As switching interval above and below setpoint orindependent adjustable with own setpoint andmeasuring input, switching function adjustable

Installation dimensions:

Form 72x144: L=170mm, B=68mm, H=139mm

Other data:Housing for panel mounting, 72 x 144 mmPower supply: 230VAC +/- 10 %, 48...62HzPower consumption: approx. 14 VAProtective system DIN 40050: IP54 (terminals IP20)Permissible ambient temperature: 0...60°CNominal temperature: 20°CClimatic category: KUF to DIN 40050Relative humidity <= 75 % yearly average, nocondensationEMC: refer to EN 50081-2 and EN 50082-2

Wiring diagram: (Example, depending on sub type some details can be missed valid for each deliveredcontroller is the wiring diagram on its casing only)

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BESI ArmaturenBremen

Resistance – ThermometerType WIT – Ni

BESI Armaturen GmbH & Co KG Phone: +049 (0) 421 57 64 3 – 0; Fax: +049 (0) 421 58 36 21; eMail: [email protected]

The reproduction, transmission or use of this document or its contens is not permitted without express written authority. Offenders will be liable for damages. All rights, including rights erated bypatent grant or registration of a utility model for design are reserved. Modification without notice. 1504_WiT-1 - edition: 17.09.03

main data

construction groups measuring insert – acc. to DIN 43702 withmeasuring resistance Ni 100 ohm acc. toDIN 43760connection head – acc. to DIN 43729 in die-cast aluminiumprotection tube – acc. to DIN 43763, 1.4571

temperature Ni – resistance up to max. 150°C

load capacity acc. to DIN 43765 / 43766water – 5m/s max. flowair – 25m/s max. flow

resistance basis Ohm by 0°C = 100 Ohm to NiNi = Ohm / °C = 0.51

electric diagram

protection tube- V4A - 1.4571

Ø11

80

R1/2"

SW 24

52

160

105

240

Ø70PG 16

insert stainless steelinterchangeable

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BESI ArmaturenBremen

Resistance – ThermometerType WIT – Niinstallation details

BESI Armaturen GmbH & Co KG Phone: +049 (0) 421 57 64 3 – 0; Fax: +049 (0) 421 58 36 21; eMail: [email protected]

The reproduction, transmission or use of this document or its contens is not permitted without express written authority. Offenders will be liable for damages. All rights, including rights eratedby patent grant or registration of a utility model for design are reserved. Modification without notice. 1504_WiT-2 - edition: 17.09.03

female R1/2"connection thread

copper packing

male thread R1/2"double union nipple

resistance thermometer

cap nut R1/2"

R1/2" - SW24

80

PG16

examplemounting

160

52 105

Installation:For controlling inlet temperature the sensorshall be installed about 2m downstream of themixing valve, if possible in 2nd bow. For controlof the outlet temperature the sensor must beinstalled as near as possible to the outlet.Connection piece to be welded to a tube bow.Please adjust cable gland in accordance withcable tray / support.Tube and sensor installation shall be madewith regard to reduced vibrations.At start – up, the cable resistance to theEDR – Controller must be calibrated by use ofa 100 Ohm resistor connected instead of thesensor.

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BESI ArmaturenBremen

Resistance – ThermometerType WIT - Pt

BESI Armaturen GmbH & Co KG Phone: +049 (0) 421 57 64 3 – 0; Fax: +049 (0) 421 58 36 21; eMail: [email protected]

The reproduction, transmission or use of this document or its contens is not permitted without express written authority. Offenders will be liable for damages. All rights, including rights erated bypatent grant or registration of a utility model for design are reserved. Modification without notice. 1504_2_WiT-1 - edition: 17.09.03

main data

construction groups measuring resistance Pt 100 Ohm acc. toDIN EN 60751 Cl. Bconnection head – acc. to DIN 43650 Pg9protection tube – 1.4571

temperature Pt – resistance up to max. 200°C

load capacity water – 5m/s max. flowair – 25m/s max. flow

resistance basis Ohm by 0°C = 100 Ohm to PtPt = Ohm /°C = 0.38 (average)

classification certificate Germ. Lloyd

electric diagram

G1/2"

Ø8

50

150

62

insert stainless steel

150

interchangeable

- V4A - 1.4571protection tube

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BESI ArmaturenBremen

Resistance – ThermometerType WIT – Ptinstallation details

BESI Armaturen GmbH & Co KG Phone: +049 (0) 421 57 64 3 – 0; Fax: +049 (0) 421 58 36 21; eMail: [email protected]

The reproduction, transmission or use of this document or its contens is not permitted without express written authority. Offenders will be liable for damages. All rights, including rights eratedby patent grant or registration of a utility model for design are reserved. Modification without notice. 1504_2_WiT-2 - edition: 17.09.03

resistance thermometer

female G1/2"connection thread

mountingexample

50

150

62

Installation:For control of the inlet temperature the sensorshall be installed about 2m downstream of themixing valve, if possible in 2nd bow. For con-trol of the outlet temperature the sensor mustbe installed as near as possible to the outlet.Connection piece to be welded to a tube bow.Tube and sensor installation shall be madewith regard to reduced vibrations.At start–up, the cable resistance to theEDR – Controller must be calibrated by use ofa 100 Ohm resistor connected instead of thesensor.