Samwon Tech Nova Series Instruction Manual page 45

POWER
L
18
N
19
GND
20
4-20mA DC or voltage-pulse
100-240V AC 50/60Hz
0-20mA DC(Option)
mV/V INPUT
9 +
10 -
RTD INPUT TC INPUT
8
A
+
9
9
b
10 -
10
B
OUT3 OUT2
SCR SCR
+ 16 + 14
SSR SSR
RET RET
- 17 - 15
LPS
20 19 18 17 16 15 14 13
10 9 8 7 6 5 4 3
DI RS485
DI1 RTX+
5 5
RTX-
6 DI2 6
COM SG
7 7
MAX:19200bps
Type OUT1
RELAY
HEAT
11 NO
COOL
RET
COM
12
13 NC
Contact Rating:250V AC 3A
DISL
12 11
1
2 1
2
No-voltage Contact Relay or TR Contact
SUB OUT2
RELAY Type
HEAT
COOL
3
NO
ALM1
ALM2
COM
4
ALM3
RUN
Contact Rating:250V AC 1A
30V DC 1A
Type
HEAT
COOL
ALM1
ALM2
ALM3
RUN
30V DC 3A
DI1 DI2 Operation
off - STOP
on - RUN
- off SP1
- on SP2
off off SP1
on off SP2
off on SP3
on on SP4
SUB OUT1
RELAY Type
HEAT
COOL
1
NO
ALM1
ALM2
COM
2
ALM3
RUN
Contact Rating:250V AC 1A
30V DC 1A