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These instructions contain operating information and should be left with the unit. 

 
 
 
 
 
 

 
 
 

 
 
 
 
 

 

Resistance Heater Units

 

 

Installation & Operation Manual 

Edition 6 

 

(For use with Software version 8.0 and subsequent issues) 

 
 

 
 
 
 
 
 
 
 

Installation in countries covered by EC Directives: 

This product meets the requirements of the RoHS Directive 2002/95/EEC 

This product will meet the requirements of the Low Voltage Safety Directive 2006/95/EEC and the 

EMC Directive 2004/108/EEC when installed in accordance with the instructions contained in this 

manual. 

Failure to comply with these instructions may invalidate the manufacturer's warranty or any 

certificate/declaration of conformance requested to be supplied with the unit. 

Summary of Contents for LR10

Page 1: ...ctives This product meets the requirements of the RoHS Directive 2002 95 EEC This product will meet the requirements of the Low Voltage Safety Directive 2006 95 EEC and the EMC Directive 2004 108 EEC...

Page 2: ...Off Control 13 1 5 6 Security Circuit E P O Shutdown 14 1 5 7 Load Shed Option 14 1 5 8 Master Slave System 15 2 0 Start Up Operation 16 2 0 1 Start up check list 16 2 0 2 Start Up Instructions 17 2 0...

Page 3: ...re commissioning the unit check that all electrical power connections including those at the terminals and contactor are tight Check that the transformer primary winding connection is correct for the...

Page 4: ...e to sources of strong electro magnetic emissions e g variable speed lift motor drives kVa transformers etc Don t mount the unit in an unventilated enclosure Don t mount in a position requiring ladder...

Page 5: ...00 250 LR20 LR20P 435 205 80 1000 500 500 LR30 LR30P 602 205 80 1000 500 750 Within the area of H1 or H2 above the unit nothing must protrude out from the wall as this will effect the natural ventilat...

Page 6: ...43 70 850 62 237 190 610 810 322 346 190 610 73 555 F F D 55 990 360 20 5 520 468 31 1 790 55 505 Wall mounting fixing centres Steam outlet pipes position Gland Plate 120 x 120 NB Entry hole for Gland...

Page 7: ...of 300mm Do use the full height available between the unit and steam pipe to provide maximum slope min 12 20 for condensate to drain back to the steam cylinder or down to a condensate separator Always...

Page 8: ...Don t use a wrench or other tool to tighten the water supply connection the nylon nut and rubber washer provided should only require tightening by hand to effect a seal If water seepage occurs undo t...

Page 9: ...on marked with the supply Voltage that is to be connected between VAPANET power terminals A1 and A2 The transformer primary circuit terminal positions are clearly marked 200V 230V 380 415 440V If the...

Page 10: ...ng 547 Normally open when unit is in standby or fault not running If the unit is part of a master slave system or network the run fault outputs can be selected via keypad display as either network sys...

Page 11: ...The transformer also has a 9V secondary tapping which provides power to the VAPANET 1150630 PCB Important The Vapac transformer must NOT be used to power other equipment or the warranty will be invali...

Page 12: ...t A 14 6 16 8 18 2 28 7 33 0 16 6 19 1 10 5 11 5 12 2 Power rating Kw 2 92 3 861 4 562 5 742 7 593 5 742 7 593 6 909 8 240 9 263 Max Output Kg hr 3 96 5 24 6 19 7 79 10 3 7 79 10 3 9 37 11 17 12 56 Fu...

Page 13: ...mand generated by Master Response 8 100 1 5 3 Control Signal Selection Selection of the control signals is done a part of the initial set up procedure using the keypad display For confirmation that th...

Page 14: ...ked via a display either hard wired or hand held When this option is selected making the connection between terminals 11 12 will activate the load shed software routine which will inhibit the operatio...

Page 15: ...ecessary if all nine slave cylinders are configured xxxxxx xxxxxx xxxxxxxxxxxxxxxxxxxxxxxxx xxxxxxxxxxxxxxxxxxxxxxxxx xxxxxxxxxxxxxxxxxxxxxxxxx Esc Vapac J2 Vapac part no 1150631 CR1 Net J1 Vapac PART...

Page 16: ...e rate the unit g Unit Configuration Plug U C P Provides the Vapanet control PCB with information regarding the system hardware i e the size of the cylinder and whether the unit is an On Off LR or Pro...

Page 17: ...sing the small button between the electrical connections THIS SHOULD ONLY BE DONE ONCE THE CYLINDER HAS BEEN INSPECTED AND THE FAULT S RECTIFIED Foaming protection In particular the VAPANET is designe...

Page 18: ...5 Empty any loose scale from the lower casing and clean as necessary 6 Inspect the elements for excessive scale build up or damage and clean replace as required Should it be necessary to replace elem...

Page 19: ...ollows Turn off the water supply to the Unit Undo the nylon nut connecting the flexible connection to the valve inlet The strainer can be removed using long nosed pliers to grip the centre flange prov...

Page 20: ...pac Reset Button Cylinder 1 On Off Drain Switch Cylinder 2 On Off Drain Switch Network LED Red Network Button Service Pin User LED s Power Available Neon Cylinder 2 On Off Drain Switch Cylinder 1 On O...

Page 21: ...ialisation process the LEDs will flash Green Red Amber repeatedly for 10 seconds to check that the LEDs are operation correctly Remedy 1 Check that UCP1 is fitted to plug fitted to CR4 pins 7 8 for un...

Page 22: ...der 2 if fitted in standby 3 RED Flashing Variable Period or ON OFF Cylinder 1 Online Cylinder 2 if fitted in standby The variable period is determined by the demand signal for cylinder 1 as follows C...

Page 23: ...he Installation Operation Maintenance manual When complete reset the high temperature cut out on top of the cylinder and re start the unit 4 Float Switch Fault Will be seen if the top float switch is...

Page 24: ...ed and will quickly return 5 Event in Progress This is a transitional state while the unit is actually performing a particular routine The LED indication is for information only and requires no user i...

Page 25: ...demand is fully adjustable between 0 50 Timed Drain down Used to drain all the water from the cylinder if the unit remains on standby for longer than a preset but adjustable time period For informatio...

Page 26: ...of water in the cylinder Switch unit on and check that the display indicates Vapac on line Apply the voltmeter set to the ful line Voltage across the output terminals of the SSR being tested i e the...

Page 27: ...HT SUPPLY CONNECTION FROM ONE 0v AC or DC Supply 9v to 12v AC or DC Supply Blue Grey or N BLUE BLUE RED NETWORK CABLE DISPLAY PCB BOARD NETWORK CABLE 0v AC Fused Supply 9v AC Fused Supply Part Number...

Page 28: ...nd POT 5v dc Demand POT 0v dc Black Red AI 1 V or mA INPUT AI 1 Ref Violet White DI 5 CYL 1 SSR 9v dc feed DO 5 Pink Black DI 6 NOT USED 9v dc feed DO 6 Red DO 7 Com DO 7 NC DO 7 NO DO 8 Com DO 8 NC D...

Page 29: ...t Pink Pink Pink Pink Pink Pink Pink Pink Violet Pink Violet Pink Violet Violet Black Red Violet White Red Black Red DO 7 Com DO 7 NC DO 7 NO DO 8 Com DO 8 NC DO 8 NO DO 10 NO DO 10 NC DO 10 Com DO 9...

Page 30: ...H VOLT FREE CONTACTS OR ON OFF CONTROL SIGNAL VOLT FREE CONTACTS 8 7 5 6 4 2 1 CONTROL INPUT 0 20 VOLTS J1 OPEN CIRCUIT 0 20 mA J1 CLOSED CIRCUIT HUMIDITY SIGNAL 0 10 volts J1 OPEN CIRCUIT HUMIDITY SI...

Page 31: ...dc feed DO 5 Pink Black DO 6 NOT USED 9v dc feed DO 6 Red DO 7 Com DO 7 NC DO 7 NO DO 8 Com DO 8 NC DO 8 NO DO 10 NO DO 10 NC DO 10 Com DO 9 NO DO 9 NC DO 9 Com ANALOGUE INPUT 5 0v COM AI 5 0v COM AI...

Page 32: ...d DO 7 NO DO 7 NO DO 8 NC DO 8 Com DO 8 NC DO 8 Com DO 7 Com DO 7 NC DO 7 NC DO 7 Com Red Red Red Red Red Red Black Black Black Black Violet White White Violet Pink Violet Sol Violet Violet Control Fu...

Page 33: ...TER 1 Phase Neutral plus Earth OR 2 Phase plus Earth ELEMENT EMC Filter MASTER Earth RATED 20A Fuse 1 RATED SSR 1 68 RED 67 BLACK 75A SHEET 2 of 3 LZD 548 SUPPLY FROM LR05P UNIT LZD 547 SHEET 1of3 SUP...

Page 34: ...ALLATION OPERATION MANUAL EDITION 2 OR LATER 1 Phase Neutral pluss Earth OR 2 Phase plus Earth ELEMENTS 10 WAY 16 AMP PLUG LR10SP UNIT EMC Filter MASTER Earth SSR 2 75A RATED 10 WAY 16 AMP SOCKET AT 1...

Page 35: ...W HEATING 6 WAY 35 AMP SOCKET 200 250 VOLT 50 or 60 Hz FOR ELECTRICAL LOADS AND POWER SUPPLY DETAILS PLEASE REFER TO THE VAPANET LR LHP INSTALLATION OPERATION MANUAL EDITION 2 OR LATER 3 Phase Neutral...

Page 36: ...P INSTALLATION OPERATION MANUAL EDITION 2 OR LATER 3 Phase Neutral plus Earth ELEMENTS 10 WAY 16 AMP PLUG EMC Filter CYLINDER 1 Earth 10 WAY 16 AMP SOCKET 75A SSR 2 RATED RATED Fuses 16A RATED SSR 1 7...

Page 37: ...OPERATION MANUAL EDITION 2 OR LATER plus Earth 3 Phase Neutral Front 6 X 2 5 KW LH40P CYLINDER 1 LH20P UNIT AND EMC Filter CYLINDER 1 Earth IF IN DOUBT ASK Fuses RATED 16A 75A SSR 1 RATED PLUG 16A RAT...

Page 38: ...INDER 1 LR20DP UNIT AND EMC Filter CYLINDER 1 Earth IF IN DOUBT ASK 75A SSR 2 RATED AT 20A RATED Fuses 6 WAY 35AMP PLUG 6 WAY 35AMP SOCKET 75A RATED SSR 1 68 RED SHEET 2 of 3 SUPPLY FROM LZD 548 67 BL...

Page 39: ...0A RATED Fuses 6 WAY 35AMP PLUG 6 WAY 35AMP SOCKET RATED SSR 1 75A 68 RED SHEET 2of3 LZD 548 SUPPLY FROM 67 BLACK LZD 457 SHEET 1of3 SUPPLY TO AC1 40A CONTACTOR RATED BLUE BLUE RED VAPAC 30 KG HR CYLI...

Page 40: ...ED Fuses 6 WAY 35AMP PLUG 6 WAY 35AMP SOCKET RATED SSR 1 75A SHEET 2 of 3 68 RED LZD 548 SUPPLY FROM 67 BLACK BLUE SUPPLY TO LZD 547 SHEET 1of3 or LZD 548 SHEET 1of3 AC1 90A CONTACTOR RATED BLUE RED V...

Page 41: ...e constricted leading to excessive pressure in the steam lines N B Standard steam distribution pipes are manufactured such that any condensate is drained back towards the Vapac steam cylinder Reverse...

Page 42: ...ates that a reverse slope steam pipe is required This is fitted with a drain point to allow condensate to be taken away to a convenient drain Figure 2 shows recommendations on how to space one or more...

Page 43: ...escaping via the condensate drain connection 3 Care should be taken to support steam hose sufficiently such that no kinks are formed which would flood with condensate causing the bore of the tube to...

Page 44: ...Vapac Humidity Control Ltd reserve the right to change the design or specification of the equipment described in this manual without prior notice Made in England by Vapac Humidity Control Ltd Nov 2005...

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