Section 11: Optional Electric Limits; General Information - Emerson 2000LP Series Installation, Operation And Maintenance Manual

Low pressure pneumatic actuator
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Installation, Operation and Maintenance Manual
Part Number: E7K-400-0413
Section 11:
11.1

General Information

Two optional limit switches are available for Series 2000LP pneumatic actuators, one for open
position (LSO) and one for the close position (LSC) – see Figure 8.
The 12 point electrical terminal strip (ETS) for customer connection is mounted on the
backplate - see Figure 8.
Figure 8
ETS
Limit switches LSO and LSC are mounted to a bracket located on top of the limit valves. They
are actuated by the same cam that actuates the limit valves and may be independently
adjusted by loosening the mounting screws (1) and repositioning the switch in the slotted
mounting bracket.
NOTE:
Electrical limit switches cannot be installed if auxiliary pneumatic limit valves are required.
Limit Switch and Wiring Information
Optional Electric Limits
LSC
LSO
1
Section 11: Limit Switch and Wiring Information
April 2013
19

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