S&P Duovent Series User manual

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UK WIRING GUIDE
TO BE USED IN CONJUNCTION WITH THE MAIN INSTRUCTION MANUAL

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ENGLISH I
INDEX
1. GENERAL................................................................................................................................................................ 4
2. CONTROLLER WIRING ..................................................................................................................................... 4
3. POWER WIRING ................................................................................................................................................. 5
3.1. 230V POWER WIRING.............................................................................................................................. 5
3.2. 400V POWER WIRING.............................................................................................................................. 5
4. CONTROL WIRING............................................................................................................................................. 6
4.1. REMOTE ENABLE (VOLT-FREE CONTACT) ......................................................................................... 6
4.2. BOOST (VOLT-FREE CONTACT) ............................................................................................................. 7
4.3. S&P AIRSENS (BOOST) ............................................................................................................................ 8
4.4. 0-10V CONTROL (BMS) ............................................................................................................................ 9
4.5. S&P AIRSENS RH (0-10V) ..................................................................................................................... 10
4.6. AIRSENS CO2& VOC (0-10V) ............................................................................................................... 11
4.7. SCHT-AD 0-10V (CO2) ............................................................................................................................ 12
4.8. SCHT-AD 0-10V (RH) .............................................................................................................................. 13
4.9. SCO2-A 0-10V (CO2) ............................................................................................................................... 14
4.10. SHT-A 0-10V (RH) ................................................................................................................................ 15
4.11. FIRE SHUTDOWN.................................................................................................................................. 16
5. UNIT STATUS OUTPUT WIRING.................................................................................................................. 17
5.1. RUN RELAY ................................................................................................................................................. 18
5.2. FAULT RELAY.............................................................................................................................................. 19
5.3. FILTER RELAY ............................................................................................................................................ 20
5.4. SENSOR RELAY.......................................................................................................................................... 21
6. MAINTENANCE .................................................................................................................................................. 22
7. WARRANTY ......................................................................................................................................................... 22
8. RECYCLING......................................................................................................................................................... 22

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1. GENERAL
Before you install and start up this product, please read the instruction booklets carefully because they contain
important information for your safety and the safety of users during installation, use and maintenance. Once
installation is complete, please pass the instruction book on to the end user. Please check that the equipment is in
perfect condition when you unpack it since any factory defect is covered under the S&P guarantee. Please also check
that the equipment is the one that you have ordered and that the information on the instruction plate meets your
requirements.
2. CONTROLLER WIRING
The display will be delivered pre-wired, in the event of a longer cable distance required the diagram for connection is
below:

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3. POWER WIRING
3.1. 230V POWER WIRING
3.2. 400V POWER WIRING

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4. CONTROL WIRING
4.1. REMOTE ENABLE (VOLT-FREE CONTACT)

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4.2. BOOST (VOLT-FREE CONTACT)

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4.3. S&P AIRSENS (BOOST)
NOTE!!! The AIRSENS is a S&P accessory which can be purchased, there are three variations relative humidity (RH),
carbon dioxide (CO2) and volatile organic compounds (VOC); Below lists the product descriptions and codes to be
ordered. Please read this instruction booklet in conjunction with the AIRSENS booklet.
5416845300 AIRSENS CO2
5416845500 AIRSENS RH
5416845400 AIRSENS VOC

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4.4. 0-10V CONTROL (BMS)
Fan speed
The speed is defined by a 0-10V input, when the control signal is received it will proportionally increase or decrease
the speed of the fans depending on the input control voltage.

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4.5. S&P AIRSENS RH (0-10V)
Fan speed
The speed is defined by the AIRSENS sensor, which will proportionally increase its control voltage depending on the
humidity in the air.
NOTE!!! The AIRSENS is a S&P accessory which can be purchased, there are three variations relative humidity (RH),
carbon dioxide (CO2) and volatile organic compounds (VOC); Below lists the product descriptions and codes to be
ordered. Please read this instruction booklet in conjunction with the AIRSENS booklet.
5416845500 AIRSENS RH

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4.6. AIRSENS CO2& VOC (0-10V)
Fan speed
The speed is defined by the AIRSENS sensor, which will proportionally increase its control voltage depending on the
pollutants in the air.
NOTE!!! The AIRSENS is a S&P accessory which can be purchased, there are three variations relative humidity (RH),
carbon dioxide (CO2) and volatile organic compounds (VOC); Below lists the product descriptions and codes to be
ordered. Please read this instruction booklet in conjunction with the AIRSENS booklet.
5416845300 AIRSENS CO2
5416845400 AIRSENS VOC

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4.7. SCHT-AD 0-10V (CO2)
Fan speed
The speed is defined by the SCHT sensor, which will proportionally increase and decrease its control voltage
depending on the pollutants in the air.
NOTE!!! The SCHT is a S&P accessory which can be purchased using the product code 5416731100. Please read this
instruction booklet in conjunction with the SCHT booklet.

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4.8. SCHT-AD 0-10V (RH)
Fan speed
The speed is defined by the SCHT sensor, which will proportionally increase and decrease its control voltage
depending on the humidity in the air.
NOTE!!! The SCHT is a S&P accessory which can be purchased using the product code 5416731100. Please read this
instruction booklet in conjunction with the SCHT booklet.

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4.9. SCO2-A 0-10V (CO2)
Fan speed
The speed is defined by the SCO2-A sensor, which will proportionally increase and decrease its control voltage
depending on the pollutants in the air.
NOTE!!! The SCO2-A is a S&P accessory which can be purchased using the product code 5401221000. Please read
this instruction booklet in conjunction with the SCO2-A booklet.

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4.10. SHT-A 0-10V (RH)
Fan speed
The speed is defined by the SHT-A sensor, which will proportionally increase and decrease its control voltage
depending on the pollutants in the air.
NOTE!!! The SHT-A is a S&P accessory which can be purchased using the product code 5416803900. Please read this
instruction booklet in conjunction with the SHT-A booklet.

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4.11. FIRE SHUTDOWN

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5. UNIT STATUS OUTPUT WIRING
The unit status output wiring has four outputs that can go back to a building management system, the relay outputs
are a run, fault, filter and sensor relay. The contacts is normally open, with the following diagrams providing the
functionality and connection details.
The fault relay will operate depending on the following faults:
Fault Number
Description
1
Electrical heater over-heating
2
Antifreeze protection of water heating
3
Supply fan error
4
Exhaust fan error
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Regenerator freezing
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Temperature sensor error – Supply (SUP)
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Temperature sensor error – Space (MB)
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Temperature sensor error – Drain (ETA)
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Temperature sensor error – Outdoor (ODA)
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Temperature sensor error – Comparative (COMP)
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Temperature sensor error – Water (RTN)
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Temperature sensor error – Waste (EHA)
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Temperature sensor error – External (EXT)
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Temperature sensor error – Space (CP)
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Controller battery low
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SD card error

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5.1. RUN RELAY
Run Relay
Run relay will activate when fan is in normal running conditions, below is the operation:
Fan Running – Closed circuit
Fan Stopped – Open circuit

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5.2. FAULT RELAY
Fault Relay
Fault relay will activate when either fan is in fault condition, below is the operation:
Fan Running/Stopped – Open circuit
Fault with Fan – Closed circuit

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5.3. FILTER RELAY
Filter Relay
Filter relay will activate when the filters are in a poor condition, below is the operation:
Clean Filters – Open circuit
Dirty Filters – Closed circuit