ABB AV2123000 Positioner User Manual
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TB1 CONNECTIONS
NOMENCLATURE
AV23?????
AV33?????
AV44?????
AV????1??
AV????2??
1 2 3
+ – +24
+ –
4 5
+ –
+ –
T00807A
Figure B-11. Wiring Connections
3. If equipped with optional potentiometric position transmitter
(AV2___1__), connect a power supply (maximum 35 VDC or 30 VAC)
across TB1-1 and TB1-3. Use the signal across TB1-1 and TB1-2 or
TB1-2 and TB1-3 for position transmitter feedback. Refer to
Appendix A for detailed information about position transmitters.
NOTE: Route the wiring inside the positioner so it does not become
entangled with moving parts. A cable clamp (Figure B-12) is provided
inside the positioner so entanglement can be avoided.
PILOT VALVE
OPTIONAL
MANIFOLD
ZERO
ADJUSTMENT
NUT
CONDUIT
HOLE
SPAN
ADJUSTMENT
ASSEMBLY
SPAN
ADJUSTMENT
SCREW
CABLE
CLAMP
ZERO
ADJUSTMENT
SET SCREW
T00774A
Figure B-12. Calibration Adjustments
TYPE AV2 POSITIONER WIRING
B - 9