ABB AV2123000 Positioner User Manual
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POSITION TRANSMITTERS
a. Remove the cam, by removing the screw, flag, nut and
washer (Fig. A-5 and Table A-2).
FLAG
58
91
27
60
31
96
CAM
LARGE GEAR
SMALL GEAR
SET SCREW
92
95
21
MOUNTING
BRACKET
POTENTIOMETER
(2000 ) Ω
NOTES:
1. SOME HARDWARE ITEMS HAVE
BEEN OMITTED FOR CLARITY.
2. IDENTIFIED ITEMS PERTAIN TO
THE POSITION TRANSMITTER
OPTION ONLY.
TERMINAL
BLOCK TB1
T00790A
Figure A-5. 4 to 20-mA Position Transmitter (Exploded View)
Table A-2. 4 to 20-mA Position Transmitter Kit 258670_1
Item
No.
Part No. Qty Description
21 6639540_1 1 Potentiometer assembly
27 193243_1 1 Large position transmitter gear
31 19734_45 1 Washer
58 NDPAC13005 2 Threaded forming screw
60 5400317_1 1 Gear adapter
91 6639479_1 1 4 to 20 mA position transmitter assembly
92 NDPAC13012 2 Threaded forming screw
95 5400268_1 1 Potentiometer mounting bracket
96 193242_1 1 Small position transmitter gear
CALIBRATION
A - 7