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MULTIPLEX

Atmospheric Oil Mist Detection System

AM8/JANUARY 2015

EMAIL qmi@oilmist.com WEBSITE www.oilmist.com 4 East Barnet Road, London, England, EN4 8RW TEL +44 (0)20 7328 3121

Installation Part2-26

OPTIONAL PLANT SHUTDOWN WIRING

1. The Plant Shutdown outputs are transmitted from the Central Monitor Unit (CMU)

via a 4-way Harting Plug.

2. The Shutdown operates via Open or Closed Contacts (Relay).

3. Below shows the wiring for Plant Shutdown (Relay 9).

4. The cable used should be of a minimum 2 cores and can range from a

minimum thickness of 0.25mm

up to 2.5mm

maximum.

Relay No Harting

Pin No

Function Un-alarmed Alarmed

RL9

1 Plant Shutdown Disconnect Connect to Pin 2

2 Common

3 Plant Shutdown Connect to Pin 9 Disconnect

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QMI MULTIPLEX Series Specifications

General