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Circuit board EM-C4
Electrical connections
6.4
Circuit board EM-C4
Terminals marked with the
symbol are not factory pre-wired.
Terminal
Function
Default assignment
CAN Node CAN-bus node switch
Position "3"
F1
Fuse T 3,15 A (Mains power input)
S100
Supply 230 V
Mains power input
S101
230 V output
Secondary pump
S102 LA
230 V output
Primary pump
S102 LZ
230 V output
Free
S103
230 V input
Water shortage switch (bridged)
S600 T1
Temperature input
Secondary side flow temperature
S600 T2
Temperature input
Primary side flow temperature
S600 T3
Temperature input
Outside temperature sensor
S600 T4
Temperature input
Free
S600 T5
Temperature input
Free
S600 T6
Temperature input
Free
S601
RS-485 bus
Free (digital room sensor)
S602
PWM output / analogue output
Free
S603
PWM output
Speed control for primary pump
S604
24 V input
Free
S605A
CAN bus
From boiler
S605B
CAN bus
Free
X1
CAN-Bus terminal resistor
X2
RS-485 terminal resistor
X3
Boot jumper
Содержание System Separation Module
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