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4.4 Panel-mounted Instrument Connections – Fig. 4.5
Note. Refer to Fig. 4.1 for Access to Terminals.
Caution. Slacken terminal screws fully before making connections.
Retransmission
output
Relay 1
Relay 2
Mains supply
Warning. The power supply earth (ground)
effects of RFI interference and correct operation of the power supply interference filter. Connect the earth lead directly
to the case earth stud and
Note. Cut the probe cable braid
back to the outer sheath.
TBA
+
–
Normally Closed
Common
Normally Open
Normally Closed
Common
Normally Open
Neutral
Live
Earth
must
to the 'E' terminal.
not
Fig. 4.5 Panel-mounted Instrument Connections
4 ELECTRICAL CONNECTIONS...
Earth Stud
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
10
E
N
11
L
12
TBB
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
+
10
E
–
11
N
+
12
L
Earth Stud (on case)
be connected to ensure safety to personnel, reduction of the
Probe
Thermocouple
9
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