Structure; Structure; Representation - EBRO ARMATUREN EP 501 C Operating Instructions Manual

Typ EP 501
Description of System
7.

STRUCTURE

The positioner Type EP 501 and process controller Type EP 501 C consist of the micro-processor controlled elec-
tronics, the position sensor and the control system.
The device is designed using three-wire technology. Operation is controlled by four keys and a 128x64 dot matrix
graphics display.
The pneumatic control system for single-acting and double-acting actuators consists of 2 solenoid valves.
7.1.

Representation

Figure 1: Structure, Type EP 501
Mechanical position indicator
Operating module with display and keys
Working connection 2
(connection: A2)
Supply pressure connection 1.4 – 7 bar
(connection: P)
Working connection 1
(connection: A1)
Air exhaust connection/air exhaust filter
Pressure-relief valve
Electronic module
Internal position sensor
Control system
Shaft for position sensor
Cable gland
english
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