3 ELECTRICAL
CONNECTIONS
3.1
Connection Diagram
ENSURE
electrical mains is disconnected before proceeding.
Signal Output
Input
Hold
Alarm
Relay B
Relay A
Power Mains
3
pH
mA
PE
AC:
N
L
1
2
5
4
3
6
7
8
9
10
11
12
13
* ) indicated contact positions are for currentless con
Pt 100
Potential Matching Pin (PMP)
Signal Input pH/O
-
+
PE/S
14
15
17
15
16
ditions
RP
S/
V
PE/S
pH
18
19 20 21 22
S/
S/
BNC
