Page No 20 of 52 Reznor, Photon, Installation Manual, EN 2021-04, D301310 Iss 0
I
Wiring Connections
Figure 5 Wiring Connections
1-Phase
230v 50Hz
L
N
Power Supply
Mains Isolator-
Must be installed within
1 metre of the appliance
1-Phase
Permanent
Mains Supply
Controls
SmartCom3
Other Controls
*IMPORTANT*
Please remove
'plug-in' jumper
C2C1C0
S/
R1
S/
R0
D1
D0
B2
B0
B1
'ON'
'OFF'
B.M.S. or
Remote
Switching
Fan Only Function
Master/Slave
Connections
Optional
Duct Sensor
Optional Room
Air Sensor
Legend:
Heater Terminals
Controls Terminals
Notes:
1. Link wires MUST be fitted where shown
solid.
2. Terminals shown may not be in
numerical order. Unused terminals may
not be shown at all.
3. 1-Phase supply cable 2.5mm² minimum.
4. Controls cables 0.75mm² for up to
200 metre run.
5. SmartCom sensor & remote 'on' use
6A screened mains cable up to
100 metre run.
6. SmartCom master-slave network
communication by screened twisted pair
cable. (e.g. Belden 9841) Connect
screen to terminal C0.
7. Fuse rating must be sufficiently
sized to handle heater & motor
loadings.
NEUTRAL
LIVE
L
N
411L
2N
4
40
OT C
9
10
64 66
C
9 10 64 66
OT
900717 - Photon Control Interconnections EN
C2C1
SmartCom MultiZone
Controller
L N4 OT C
9
10
64 66
OT
Lockout Reset
Lockout Lamp
(240v)
Remote Enable
(0-10VDC)
0-10V
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