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CPO-PC400-W/CPO-PC400-UW HVAC CONTROLLER
EN0B-0085 IE10 R0420
32
Connection to M-Bus via Level Converter
Fig. 23. Connection to M-Bus via Level Converter
110VAC/230VAC
24VAC
F1
A
24V~
24V0
FG
N
D
M-
M
M+
M-
M+
M-
M-Bus
On
Slave
Max
Short
T
S+
TX
RX
S-
RS485
RS232C
V+
V-
POWER
24VAC
F2
110VAC/230VAC
TX
5V
GND
Isolaon
Barrier
RX
5V_ISO
GND_ISO
R
S
485+
R
S
485-
R
T
CH1+
CH1-
GND1
3 N
4 N
1 L
2 L
Load
N
L1
Level Converter
M-Bus
R
T
CPO-PC400-W/CPO-PC400-UW