48
…6
INSTALLATION
…6.5
Panel-mount Analyzer Connections
6.5.2
Connections – Fig. 6.11
Fig. 6.11 Connections, Panel-mount Analyzers
Terminal block A
L
Line
N
Neutral
E
Earth (Ground)
A4
C
A5
NC
Relay 1
A6
NO
A7
C
A8
NC
Relay 2
A9
NO
A10 C
A11 NC
Relay 3
A12 NO
A13 +
Analog Output 1
A14 —
A15 +
Analog Output 2
A16 —
Terminal Block C
(Analog Option Board)
C1
C2
C3
C4
C5
C6
Earth (Ground)
C7
C
C8
NC
Relay 4
C9
NO
C10 C
C11 NC
Relay 5
C12 NO
C13 +
Analog Output 3
C14 —
C15 +
Analog Output 4
C16 —
Temperature Compensator
Connections
Terminal Block B
Common
Third Lead
TC
B1
B2
B3
B4
B5
B6
B7
B8
B9
B10
B11
B12
B13
B14
B15
B16
Common
Third Lead
TC
Temperature Compensator
Connections
Terminal Block B
Sensor B*
Sensor A
1
9
2
10
3
11
4
12
5
13
6
14
7
15
8
16
TC Common*, Link 1 & 2/9 & 10**
TC Common*, Link 1 & 2/9 & 10**
pH/Redox (ORP)
without solution earth
(standard input)
pH/Redox (ORP)
with solution earth
(differential input)
TC Third Lead*
TC Third Lead*
TC
N/A
TC
Reference Electrode
Reference Electrode
Not Used
Not Used
Solution Earth***
Screen*
Glass/Metal Electrode
Screen*
Glass/Metal Electrode
* If fitted
** When a 2-wire Pt100, Pt1000 or 'Balco 3K' temperature compensator is fitted.
*** Solution Earth also referred to as Ground Rod.
TC = Temperature Compensator.
Note.
Relay 3 can be configured to control the wash facility – see Section 5.4.