Table of Contents
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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.
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Table of Contents
Related Manuals for Vapac LR10
Summary of Contents for Vapac LR10
- Page 1 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.
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Page 2: Table Of Contents
Drain Pump .......................... 19 Location of Indicators and Controls ..................20 Positioning of Indicators and controls on Vapac ® Vapanet ® LR Units........ 20 Initial Set-up ..........................21 Normal Run / Standby / Start-up – No User Intervention Required ........22 Fault / Service Indications –... - Page 3 NB if the controller output is referenced to ground, it is important that the “leg” which is connected to ground at the controller is also connected to ground at the Vapac unit. Grounding the opposite “leg” will cause damage to the controller and/or the Vapac control PCB.
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Page 4: Installation
Installation. Positioning the Vapac LR unit 1.1.1 Vapac LR unit dimension layout Do’s Don’ts Do mount the unit as close to the steam distribution Don’t mount the unit close to sources of strong electro- pipe(s) as possible. magnetic emissions e.g. variable speed lift motor Do mount the unit at a height convenient for reading the drives, kVa transformers etc. - Page 5 Within the area of H1 or H2 above the unit nothing must protrude out from the wall, as this will effect the natural ventilation path of the Unit. Fig 3 Clearances around LR units. LR UNIT H min LR5 & LR5P 1000 LR10 & LR10P 1000 LR20 & LR20P 1000 LR30 & LR30P 1000...
- Page 6 Fig 4 LR40 & LR40P to LR 60 & LR60P Steam outlet pipes position. 20.5"(520) Wall mounting fixing centres Gland Plate 120 x 120 Gland Plate 120 x 120 NB Entry hole for Gland Plates approx 105 x 90 NB Entry hole for Gland Plates approx 105 x 90 LR40, LR40P, LR50, LR50P, LR60, and LR60P units...
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Page 7: Lr Weights
Positioning the steam pipes * For systems with a duct pressure over +1000 Pa. It may be necessary to fit a suitably sized trap in the water feed line between the Vapac tundish and the feed drain 1.2.1 General manifold to ensure water can enter the cylinder when it is empty. -
Page 8: Plumbing Considerations
Do arrange to discharge drain water from the unit into a trapped and vented drain at a position where flash steam rising from the drain line vent will not pose a problem for the Vapac or other equipment. Do provide adequate fall for the drain pipework to allow free flow of water drained from each unit. -
Page 9: Electrical Connections
Important Power Connection Information Vapac 24V and 9 V secondary Transformer Primary supply connections: Vapac units are wired to allow connection to alternative site Voltages. Make the following simple checks before connecting the power supply:- Move the RED connection on the VAPANET transformer primary winding circuit to the position marked with the supply Voltage that is to be connected between VAPANET power terminals A1 and A2. -
Page 10: Power Supply Connection
1.4.2 Power Supply Connection The unit requires the following connections as shown in the diagram below 1.4.2.1 Volt free alarm outputs The unit has connections for volt free alarm outputs these are on the three double terminals next to the main power input terminals. -
Page 11: Electrical Connections
1.4.3 Electrical Connections 1.4.4 Cable Entry Provision The wiring to the Vapac should be done by a Cable glands must be used to ensure cables are qualified electrician. external overcurrent held securely at the entry position. All Vapac protection and wiring should comply with the cabinets are equipped with a removable gland-plate. -
Page 12: Cylinder Electrical Demand Loads
28.58 34.09 38.32 Fuse Rating/phase Supply cable terminals Resistive unit model reference LR5 and LR5P LR10 & LR10P LR20 & LR20P LR30 & LR30P LR40 & LR40P LR50 & LR50P LR60 & LR60P Cylinder 1 Size Left hand power feed... -
Page 13: Control Circuit Connections
“leg” which is ground must be the one linked to terminal 7. Vapac PART No. 1150630 1.5.2 Proportional Control The VAPANET Electrode Boiler (LExxP) models can all be operated by either a potentiometric signal, a lonworks network signal or by one of 6 standard proprietary DC analogue signals. -
Page 14: Security Circuit / E.p.o. Shutdown
1.5.5 Sensing Head The units are designed to operate using a sensing head, supplied by Vapac Humidity Control Ltd. which should be connected as shown below. Other propriety sensing heads which give a DC signal may also be used, providing the control signal is connected to control terminals 5 &... -
Page 15: Master/Slave System
Link if control Not required for Not required for signal is mA slave unit. slave unit. current only. Vapac PART No. 1150630 Vapac PART No. 1150630 Network Expansion to slave units 2 to 9 or other network components. Customers terminals within unit... -
Page 16: Start-Up / Operation
Start-Up / Operation 2.0.1 Start-up check list A brass earth stud is fitted behind the transformer Water supply and Drain Connections: cover to enable this to be easily completed. these should be connected as indicated under Plumbing and in accordance with the relevant local regulations. -
Page 17: Start-Up Instructions
Attaching the control PCB to the Display. nominating: the type/quality of the supply water. nominating: the control signal (or Vapac sensor when being If no display is fitted, the selections are made by fitting used). jumper plugs to the “Configuration PCB” (Part number 1150634). -
Page 18: Service Advice
Service Advice After a pre-determined time an alarm warning – together with an alpha-numeric message – will be Fig 1 displayed, warning that the cylinder should be inspected an cleaned as necessary. Once this signal has occurred, the following service routine should be undertaken as soon as possible. -
Page 19: Feed Valve With Strainer
Steam and Condensate Hoses The hoses used with and in the Vapac should be inspected at the normal service visits as part of normal maintenance, At the first signs of deterioration, a hose should be removed and replaced. -
Page 20: Location Of Indicators And Controls
Location of Indicators and Controls Positioning of Indicators and controls on Vapac ® Vapanet ® LR Units. Vapac Vapac Reset Button Alpha-Numeric Display Cylinder 1 On/Off/Drain Switch Cylinder 1 On/Off/Drain Switch Cylinder 2 On/Off/Drain Switch Cylinder 2 On/Off/Drain Switch Network LED (Red) -
Page 21: Initial Set-Up
Initial Set-up User LEDs During the initialisation process the User LEDs can be in one of the following states User LED State Description RED Flashing Unit initialising. If remains in this state, then unit does not a valid UCP1 fitted. 2 second period UCP1 valid. -
Page 22: Normal Run / Standby / Start-Up - No User Intervention Required
Normal Run / Standby / Start-up – No User Intervention Required Once the unit has initialised User LED 1 refers to cylinder 1, while User LED 2 refers to Cylinder 2. For combinations of LED 1 and LED 2 being off, RED or RED Flashing refer to following table. -
Page 23: Fault / Service Indications - Requiring Operator Intervention
When the constant amber “drain fault” indication is showing, press the unit “fault reset” button, which is located on the fascia above the “Vapac” Logo. High Temperature Fault: When the cylinder has cooled down, investigate the reason for the “over temperature”... -
Page 24: To Postpone The Sevice
When the constant green “event complete” indication is showing, press the unit “fault reset” button, which is located on the fascia above the “Vapac” Logo. Constant output: Units fitted with an Alpha-numeric display: This is another transitional state, and once the “constant output period”... -
Page 25: Other Options
Other Options All selectable via a display (either Hard Wired or Hand held) Feed With Drain Used to lower the temperature of the drain water. Frost Protectiion When this is activated the unit will operate, at a preset demand level, if the temperature surrounding the unit falls below a preset level, to prevent the pipework from freezing. -
Page 26: Trouble-Shooting Check List
Ensure that the humidifier has an operational level 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. -
Page 27: Wiring Diagram
DATE : FEB 2002 TITLE: VAPAC SINGLE CYLINDER RESISTIVE ITEM REF: HUMIDIFIER CONTROL FITTED WITH Fircroft Way, Edenbridge, VAPAC 1150630 motherboard Main supply SCALE : N.T.S. control transformer KENT, TN8 6EZ. ENGLAND. SHEET No. 1 OF 3 and customer control signal inputs... - Page 28 DRAIN PUMP DI 7 Cyl. 1 contactor Feedback added Jun 04 240 V Vapac DATE : FEB 2002 TITLE: VAPAC SINGLE CYLINDER RESISTIVE Humidity Control Ltd. HUMIDIFIER CONTROL FITTED WITH ITEM REF: Fircroft Way, Edenbridge, VAPAC 1150630 motherboard SCALE : N.T.S.
- Page 29 K1 feedback into DI7 23/06/04 Vapac DATE : FEB 2002 Humidity Control Ltd. TITLE: VAPAC SINGLE CYLINDER RESISTIVE HUMIDIFIER CONTROL FITTED WITH ITEM REF: Fircroft Way, Edenbridge, VAPAC 1150630 motherboard SCALE : N.T.S. Connections to feed valves, float switches &...
- Page 30 DATE : FEB 2002 TITLE: VAPAC TWIN CYLINDER RESISTIVE ITEM REF: HUMIDIFIER CONTROL FITTED WITH Fircroft Way, Edenbridge, VAPAC 1150630 motherboard Main supply SCALE : N.T.S. control transformer KENT, TN8 6EZ. ENGLAND. SHEET No. 1 OF 3 and customer control signal inputs...
- Page 31 FAULT ALARM CUSTOMER CONNECTION TERMINALS CYLINDER 2 CYLINDER 1 DRAIN PUMP DRAIN PUMP 240 V 240 V Vapac VAPAC TWIN CYLINDER RESISTIVE HUMIDIFIER CONTROL FITTED WITH VAPAC 1150630 motherboard N.T.S. control input for temp. and RH sensor or control pot...
- Page 32 Brought into line with sheet 2 Mar 03 K1 & K2 feedback into DI 7 & DI 9 Added Jun 04 Vapac VAPAC TWIN CYLINDER RESISTIVE VAPAC TWIN CYLINDER RESISTIVE HUMIDIFIER CONTROL FITTED WITH HUMIDIFIER CONTROL FITTED WITH VAPAC 1150630 motherboard VAPAC 1150630 motherboard N.T.S.
- Page 33 ELEMENT OR 2 Phase plus Earth OR 2 Phase plus Earth FOR ELECTRICAL LOADS AND POWER SUPPLY DETAILS VAPAC 5 KG/HR CYLINDER PLEASE REFER TO THE VAPANET LR & LRP INSTALLATION POWER CONNECTIONS FOR CYLINDER 1 N.T.S. OPERATION, MANUAL EDITION 2 OR LATER.
- Page 34 ELEMENTS OR 2 Phase + Earth OR 2 Phase plus Earth FOR ELECTRICAL LOADS AND POWER SUPPLY DETAILS VAPAC 10 KG/HR CYLINDER PLEASE REFER TO THE VAPANET RH & RHP INSTALLATION POWER CONNECTIONS FOR CYLINDER 1 N.T.S. OPERATION, MANUAL EDITION 2 OR LATER.
- Page 35 Humidity Control Ltd. TITLE: DATE : FEB 02 FOR ELECTRICAL LOADS AND POWER SUPPLY DETAILS VAPAC 10 KG/HR CYLINDER DR'N : ITEM REF : PLEASE REFER TO THE VAPANET LR & LHP INSTALLATION Fircroft Way, Edenbridge, POWER CONNECTION FOR CYLINDER 1...
- Page 36 FOR ELECTRICAL LOADS AND POWER SUPPLY DETAILS VAPAC 10 KG/HR CYLINDER PLEASE REFER TO THE VAPANET LR & LRP INSTALLATION POWER CONNECTIONS FOR CYLINDER 1 N.T.S. OPERATION, MANUAL EDITION 2 OR LATER. LR10P AND LR10 HEATER ELEMENTS IN STAR 380 - 440 V 3 PHASE...
- Page 37 DATE : FEB 02 Humidity Control Ltd. TITLE: FOR ELECTRICAL LOADS AND POWER SUPPLY DETAILS VAPAC 20 KG/HR CYLINDER POWER CONNECTION DR'N : ITEM REF : PLEASE REFER TO THE VAPANET LR & LRP INSTALLATION Fircroft Way, Edenbridge, FOR CYLINDER 1 ON LR20P, LR40P, LR20, & LR40.
- Page 38 DATE : FEB 02 Humidity Control Ltd. TITLE: FOR ELECTRICAL LOADS AND POWER SUPPLY DETAILS VAPAC 20 KG/HR CYLINDER POWER CONNECTION DR'N : ITEM REF : PLEASE REFER TO THE VAPANET LR & LRP INSTALLATION Fircroft Way, Edenbridge, FOR CYLINDER 1 ON LR20DP, LR40DP, LR20D, & LR40D.
- Page 39 ONLY REQUIRED IF RDU IS FITTED plus Earth FOR ELECTRICAL LOADS AND POWER SUPPLY DETAILS VAPAC 30 KG/HR CYLINDER POWER CONNECTION PLEASE REFER TO THE MICROVAP RH & RHP INSTALLATION FOR CYLINDER 1 LR30P, LR50P, LR60P, LR30, LR50, & N.T.S.
- Page 40 HEATING ELEMENTS HEATING ELEMENTS plus Earth FOR ELECTRICAL LOADS AND POWER SUPPLY DETAILS VAPAC 30 KG/HR CYLINDER POWER CONNECTION PLEASE REFER TO THE MICROVAP RH & RHP INSTALLATION FOR CYLINDER 1 LR30DP, LR50DP, LR60DP, LR30D, LR50D, N.T.S. OPERATION, MANUAL EDITION 2 OR LATER.
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Page 41: Appendix 1
Appendix 1. A Guide to Positioning Steam Pipes: Vapac Humidity Control Ltd. Issue this as a guide only, and accept no responsibility for the positioning of any pipes in a system. This remains the responsibility of the Project Design Engineer. - Page 42 NB. The duct should be clear of obstructions, W > 200 transformations and bends until the steam has been absorbed into the airflow. A guide to calculating this distance is available from Vapac – Part Number 0411047. Fig 3 Fig 4 October 02...
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Page 43: Appendix 2
Appendix 2 A Guide to Positioning Multipipes: Vapac Humidity Control Ltd. Issue this as a guide only, and accept no responsibility for the positioning of any pipes in a system. This remains the responsibility of the Project Design Engineer. Notes:... - Page 44 Made in England by: Nov. 2005. Vapac Humidity Control Ltd. Vapac Humidity Control Ltd. reserve the right to change the design or specification of the equipment described in this manual without prior notice.