20
FIGURE 2-15
Transmitter Power Supply Input
If the isolated 24 VDC regulated transmitter power supply has been specified, the connections
should be made as shown. Connections are made using TB3, terminal 1 is positive and
terminal 2 is negative. The power supply is capable of providing the power needed by up to 2
transducers (40 mADC maximum).
TB4 or TB5
TB3
+ -
+
-
1 2 3 4 5
1 2
+ -
TWO WIRE
TRANSMITTERS
FIGURE 2-16
Position Proportioning Control Output
Position Proportioning control requires that two relays (or SSR Drivers) and the Position
Proportioning Auxiliary input be specified. On a dual pen instrument, either pen may be
configured with Position Proportioning control provided the outputs and auxiliary inputs have
been properly specified.
L2
OPEN
CLOSE
4
TB6, TB7
or TB8
3
2
1
L1
TB3
+ -
+
-
1 2 3 4 5
1 2
SHIELDED
TWISTED
PAIRS
+ -
TWO WIRE
TRANSMITTERS
Modulating Motor
TB4
or
TB5
TB5
TB4
+ -
1 2 3 4 5
+ -
TWO WIRE
TRANSMITTERS
L
C
H
Slidewire
Feedback
Resistance
min. 135
ohms
max. 10K
ohms
5
4
3
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