Operating instructions

4 - 32

MAN0443.P65 Issue 13 Aug 04 5701 Control System

05701-M-5001 A02279

CHAPTER 4 - INSTALLATION INSTRUCTIONS

LK3

LK1

LK12

LK9

LK6

Three Wire Control Card Current Source, Transmitter Current Sink Connection for

Opus/Lifeline II (Signal Returned to Regulated 23V Supply)

Note: Where the sensor is earthed locally, either to the stud or through

the sensor casing or mounting, to avoid earth loops the screen

sheath of the cable should only be connected at one end, i.e. the

sensor or at the relay/interface card.

Link Positions

Single Channel Control Card 4 - 20mA 05701-A-0301

Fitted with 4 - 20mA Sensor Drive 05701-A-0283

Relay/Field Interface Card

05701-A-0326

05701-A-0327

05701-A-0328

05701-A-0329

05701-A-0330

Screened

Cable

Arrows Indicate

Direction of Loop

Current Flow

Opus/Lifeline II Transmitter

Screen to

cable gland

Cabinet

Protective

Earth

SK4

SK5