Item
Description
Notes
N1-L1
230 Volt power terminals
-
F
Fuse 5x20
-
FAN 1
230 Volt power supply - fan 1
-
FAN 2
230 Volt power supply - fan 2
-
F1
0-10 Volt signal - fan 1
Fan 2 with inverse configuration
F2
0-10 Volt signal - fan 2
Fan 1 with inverse configuration
T1
÷
T4
Temperature sensors
-
CONTROL
Control panel
T-EP controller supplied with unit
C1-C1
NO potential.free contact (input)
Remote On/Off function – unit Off when the contact is
closed
C2-C2
NO potential-free contact (input)
Booster function active when the contact is closed
C3-C3
NC potential-free contact (input) (active only if
JUMPER MC1 open)
See Fireplace and Boiler functions
FC-FC
SPST Potential-free contact
-
IAQ
Internal relative humidity sensor
-
RS485
Modbus Connection
-
DIP 1
Configuration Dip Switch
See Configuration Dip Switch table
DIP 2
Address Dip Switch for ModBus networks
8 Dip Switches - for max 60 units
MC4
Master/slave jumper or Modbus network
The network must be closed on the last unit in case of
RS485 Modbus connection. It is closed by closing Jumper
MC4.
BP
Differential pressure sensor connection for
automatic air flow rate control
Accessory for
RHR-CF-V
models
Standard for
RHR-CF-V PRO
models
BD
By-pass damper connection (Free Cooling)
-
TTL
Connection for additional boards
Accessory/ Optional
EH1
PWM control preheating output
-
EH2
Pre-Treatment output for controlling 230 Volt ON/
OFF actuators or enabling external modulating
resistance
Antifreeze with external systems
DL2
Power on LED
-
DL3
Status and alarm LED
See alarm table
Lindab reserves the right to make changes without prior notice
202
2
-0
1
-
28
RHR-CF
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Installation instructions
Power board key
18