INDEX. Diagram Number(s) UDSA UDSAV UDSB-D UPA LSCA UC series ST-2 series c/w Autospark ignition. UC series c/w Thermoelectric (P/Pilot)

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1 Installation Wiring SmartCom 3 SMARTCOM 3 CONTRO PANE & WARM AIR WIRING INTERCONNECTS. Warnings All external wiring MUST comply with the current IEE wiring regulations. These instruction MUST be used in conjunction with the SmartCom user manual and the appropriate heater manual. Visit our Support Database at

2 INDEX Diagram Number(s) Heater type Single Stage (On/OFF) Two Stage (Hi/ow) Modulation UDSA UDSAV UDSB-D UPA SCA UC series ST-2 series c/w Autospark ignition UC series c/w Thermoelectric (P/Pilot) UESA OHUA

3 1 Single Stage (on/off) Heaters with Autospark Ignition to remote SmartCom³ SZ. SmartCom Singlezone 'Plug in' MUST be in Neutral position / 2/N 10 B1 B0 B2 S/R0S/R1 should be connected by 6A mains Max length is 100m. ow voltage switching inputs to be normally open (closed circuit to enable). ON (ie BMS time control). (OCKOUT RESET) (ENABE/F.R.I./option C.R.F.) () (OCKOUT INDICATION) screened 6A mains* cable. Wiring should be kept separate from mains wiring to minimise noise pick up. Set within Engineers N N 2 3 Heater Installer connection terminal strip Non-interrupted mains supply must be present at the heater (either 230V 1Ph or 415V 3Ph - refer to heater wiring diagram). B A J6 J' Add this if Fast Response Ignition (FRI) is required. Option Fast Response Ignition additional links required

4 2 Two Stage (hi/low) Heaters with Autospark Ignition to remote SmartCom³ MZ (or Network). SmartCom Mulitizone 'Plug in' MUST be in Neutral position / 2/N 10 S/R0S/R1 D0 D1 O0 O1 B1 B0 B2 C2 C0 C (option HEAT 2 INPUT) (option HEAT 2 OUTPUT) (OCKOUT RESET) (option DAMPER) (ENABE/F.R.I./option C.R.F.) () (OCKOUT INDICATION) C2 C0 C To other Slave Units OPTION 2 Stage (Hi/ow) option Duct Sensor 1 N N 2 3 NETWORK OPTION: Master-slave (Network) communication is by screened twisted pair cable, RS485 compatible such as Belden Maximum overall system length of 500m. Connect screen to C0. NOTE: Diagram shows a master and ONE slave configuration**. Wire further slaves in parallel. should be connected by 0.75mm² cable. Max length is 100m. ow voltage switching inputs to be normally open (closed circuit to enable). For Master/Slave networks, remote OFF can be set for individual zones or total system via the Master. J3 Non-interrupted mains supply must be present at the heater (either 230V 1Ph or 415V 3Ph - refer to heater wiring diagram). screened 0.75mm² cable. Wiring should be kept separate from mains wiring to minimise noise pick up. Set within Engineers B A J6 J' Add this if Fast Response Ignition (FRI) is required. Option Fast Response Ignition additional links required

5 3 Modulation Heaters with AutoSpark Ignition to remote SmartCom³ MZ (or Network). SmartCom Mulitizone 'Plug in' MUST be in Neutral position / 2/N 10 S/R0S/R1 D0 D1 O0 O1 B1 B0 B2 C2 C0 C (OCKOUT RESET) (option DAMPER) (ENABE/F.R.I./option C.R.F.) () (OCKOUT INDICATION) (0-10Vdc output) C2 C0 C GM44 Interface board To other Slave Units OPTION Duct Sensor MODUATION 0-10V outputs should be connected by 0.75mm² cable. Max length is 100m. NETWORK OPTION Master-slave (Network) communication is by screened twisted pair cable, RS485 compatible such as Belden Maximum overall system length of 500m. Connect screen to C0. NOTE: Diagram shows a master and ONE slave configuration**. Wire further slaves in parallel J' Add this if Fast Response Ignition (FRI) is required. B A J6 1 N N 2 3 Non-interrupted mains supply must be present at the heater (either 230V 1Ph or 415V 3Ph - refer to heater wiring diagram). Option Fast Response Ignition additional links required should be connected by 0.75mm² cable. Max length is 100m. ow voltage switching inputs to be normally open (closed circuit to enable). For Master/Slave networks, remote OFF can be set for individual zones or total system via the Master. screened 0.75mm² cable. Wiring should be kept separate from mains wiring to minimise noise pick up. Set within Engineers

6 4 Single Stage (on/off) Heaters with Thermoelectric (permanent pilot) to remote SmartCom³ SZ. SmartCom Singlezone 'Plug in' MUST be in Neutral position / 2/N 10 B1 B0 B2 S/R0S/R1 should be connected by 6A mains cable*. Max length is 100m. ow voltage switching inputs to be normally open (closed circuit to enable). (option C.R.F.) () screened 6A mains* cable. Wiring should be kept separate from mains wiring to minimise noise pick up. Set S1 within Engineers functions to '1' for remote sensor N N 3 J3 Non-interrupted mains supply must be present at the heater (either 230V 1Ph or 415V 3Ph - refer to heater wiring diagram).

7 5 Two Stage (hi/low) Heaters with Thermoelectric (permanent pilot) to remotesmartcom³ MZ (or Network). SmartCom Mulitizone 'Plug in' MUST be in Neutral position / 2/N 10 S/R0S/R1 D0 D1 O0 O1 B1 B0 B2 C2 C0 C (option HEAT 2 INPUT) (option HEAT 2 OUTPUT) (option DAMPER) (option C.R.F.) () C2 C0 C C2 To other Slave Units OPTION 2 Stage (Hi/ow) option Duct Sensor N N J3 J4 3 Non-interrupted mains supply must be present at the heater (either 230V 1Ph or 415V 3Ph - refer to heater wiring diagram). NETWORK OPTION: Master-slave (Network) communication is by screened twisted pair cable, RS485 compatible such as Belden Maximum overall system length of 500m. Connect screen to C0. NOTE: Diagram shows a master and ONE slave configuration**. Wire further slaves in parallel. should be connected by 0.75mm² cable. Max length is 100m. ow voltage switching inputs to be normally open (closed circuit to enable). For Master/Slave networks, remote OFF can be set for individual zones or total system via the Master. screened 0.75mm² cable. Wiring should be kept separate from mains wiring to minimise noise pick up. Set within Engineers

8 6 Modulation Heaters with Thermoelectric (permanent pilot) to remote SmartCom³ MZ (or Network). SmartCom Mulitizone 'Plug in' MUST be in Neutral position / 2/N 10 S/R0S/R1 D0 D1 O0 O1 B1 B0 B2 C2 C0 C (option DAMPER) (option C.R.F.) () (0-10Vdc output) C2 C0 C GM44 Interface board To other Slave Units OPTION Duct Sensor MODUATION 0-10V outputs should be connected by 0.75mm² cable. Max length is 100m. NETWORK OPTION. Master-slave (Network) communication is by screened twisted pair cable, RS485 compatible such as Belden Maximum overall system length of 500m. Connect screen to C0. NOTE: Diagram shows a master and ONE slave configuration**. Wire further slaves in parallel N N J3 J4 3 Non-interrupted mains supply must be present at the heater (either 230V 1Ph or 415V 3Ph - refer to heater wiring diagram). should be connected by 0.75mm² cable. Max length is 100m. ow voltage switching inputs to be normally open (closed circuit to enable). ON (ie BMS time control). OFF (ie door interlock. remote For Master/Slave networks, remote OFF can be set for individual zones or total system via the Master. screened 0.75mm² cable. Wiring should be kept separate from mains wiring to minimise noise pick up. Set within Engineers

9 7 Single Stage (on/off) UESA Heaters with Autospark Ignition to remote SmartCom³ SZ. SmartCom Singlezone 'Plug in' MUST be in position / 2/N 10 B1 B0 B2 S/R0S/R1 should be connected by 6A mains Max length is 100m. ow voltage switching inputs to be normally open (closed circuit to enable). ON (ie BMS time control). (OCKOUT RESET) (ENABE/F.R.I./option C.R.F.) () (OCKOUT INDICATION) screened 6A mains* cable. Wiring should be kept separate from mains wiring to minimise noise pick up. Set within Engineers C N UESA Heater Installer connection terminal strip Non-interrupted mains supply must be present at the heater 230V 1Ph.

10 8 Two Stage (hi/low) UESA Heaters with Autospark Ignition to remote SmartCom³ MZ (or Network). SmartCom Mulitizone 'Plug in' MUST be in position / 2/N 10 S/R0S/R1 D0 D1 O0 O1 B1 B0 B2 C2 C0 C (HEAT 2 INPUT where applicable) (HEAT 2 OUTPUT where applicable) (OCKOUT RESET) (ENABE/F.R.I./option C.R.F.) () (OCKOUT INDICATION) C2 C0 C To other Slave Units OPTION NETWORK OPTION: if applicable Master-slave (Network) communication is by screened twisted pair cable, RS485 compatible such as Belden Maximum overall system length of 500m. Connect screen to C0. NOTE: Diagram shows a master and ONE slave configuration**. Wire further slaves in parallel. C N Duct Sensor should be connected by 0.75mm² cable. Max length is 100m. ow voltage switching inputs to be normally open (closed circuit to enable). For Master/Slave networks, remote OFF can be set for individual zones or total system via the Master. J3 if fitted Non-interrupted mains supply must be present at the heater 230V 1Ph. UESA screened 0.75mm² cable. Wiring should be kept separate from mains wiring to minimise noise pick up. Set within Engineers

11 9 Single Stage (on/off) OHUA Heaters with Autospark to remote SmartCom³ SZ. SmartCom Singlezone / 2/N 10 B1 B0 B2 S/R0S/R1 should be connected by 6A mains cable*. Max length is 100m. ow voltage switching inputs to be normally open (closed circuit to enable). () (OCKOUT INDICATION) screened 6A mains* cable. Wiring should be kept separate from mains wiring to minimise noise pick up. Set S1 within Engineers functions to '1' for remote sensor E3 N2 1 Non-interrupted mains supply must be present at the heater 230V 1Ph

12 10 Two Stage (hi/low) OHUA Heaters with Autospark Ignition to remote SmartCom³ MZ (or Network). SmartCom Mulitizone / 2/N 10 S/R0S/R1 D0 D1 O0 O1 B1 B0 B2 C2 C0 C (HEAT 2 INPUT where applicable) (HEAT 2 OUTPUT where applicable) () (OCKOUT INDICATION) C2 C0 C To other Slave Units E3 N2 1 Duct Sensor Non-interrupted mains supply must be present at the heater 230V 1Ph NETWORK if applicable Master-slave (Network) communication is by screened twisted pair cable, RS485 compatible such as Belden Maximum overall system length of 500m. Connect screen to C0. NOTE: Diagram shows a master and ONE slave configuration**. Wire further slaves in parallel. should be connected by 0.75mm² cable. Max length is 100m. ow voltage switching inputs to be normally open (closed circuit to enable). For Master/Slave networks, remote OFF can be set for individual zones or total system via the Master. screened 0.75mm² cable. Wiring should be kept separate from mains wiring to minimise noise pick up. Set within Engineers Document reference number GB/SCOM/121/0110 AmbiRad imited Fens Pool Avenue Brierley Hill West Midlands DY5 1QA United Kingdom. Telephone Facsimile info@ambirad.co.uk Website Technical Suport AmbiRad is a registered trademark of AmbiRad imited. Because of continuous product innovation, AmbiRad reserve the right to change product specification without due notice