18
・
RM−592
for 2-wire, 4〜20mA general measuring signal or detector heads.
Terminal plate of indicator/alarm unit
in multi-unit case
・
RM−593 for 3-wire, 4-20mA detector heads
Terminal plate of indicator/alarm unit
in multi-unit case
1
2
3
4
5
6
7
8
12
10
9
13
11
1st gas alarm contact
2nd gas alarm contact
Trouble alarm contact
+
4〜20mA output
−
FG
+24V
Sig
0V
Detector head
CVVS−3C
1.25 or 2.0mm2
Applicable detector head
・GD-□77series
・SD-703series
・SD-705series
・etc.
−
+
Detector head/
4-20mA transmitter
1
2
3
4
5
6
7
8
12
10
9
13
11
+
−
FG
CVVS−2C
1.25 or 2.0mm2
Short-
circuit
1st alarm contact
2nd alarm contact
Trouble alarm contact
Applicable detector head
GD-□11series, etc.
4-20mA output