Walchem W600 Series Instruction Manual page 25

pH/ORP
ECOND CCOND
1 TEMP– TEMP– TEMP–
2 TEMP+ TEMP+ TEMP+
3
R-SHLD
4 RCV
5 RCV–
6 RCV+
7 X-SHLD SHIELD SHIELD
8
9
10 XMT+ XMT
11 XMT–
12
SENSOR LABEL
Figure 8 Electrodeless Conductivity Sensor Input Wiring
Sensor 1
Sensor 2
DIS
1
2
IN–
3
IN+
4
5
6
7
8
+5V
9
–5V
10
11
12
13
14
15
16
17
18
TB1 (for Sensor 1) or
TB2 (for optional Sensor 2)
1 1
1
2 2
2
3 3
3
4 4
4
5 5
5
6 6
6
7 7
7
8 8
8
9 9
9
10 10
10
11 11
11
12 12
12
13 13
13
14 14
14
15 15
15
16 16
16
17 17
17
18 18
18
TB1 TB3
TB2
TEMP – BLK
TEMP + GRN
R-SHLD (SHIELD)
RCV – BLK
RCV + RED
X-SHLD (SHIELD)
XMT + WHT
XMT – BLK
ELECTRODELESS
CONDUCTIVITY
SENSOR
21
POWER
SWITCH
FUSE
R1
R2
R3
N N
N N
N N
R4
N
N
N N
N N
R5
TB5
R6
N
L
TB4 TB7 TB6