Enmet ISA-44-RALE-OD Bedienungsanleitung PDF herunterladen (Seite 10)

ENMET Corporation ISA-44RALE-OD/ISA-44RAHE-OD/ISA-44E-OD

2.0 Features of ISA-44RALE-OD / ISA-44E-OD2.0 Features of ISA-44RALE-OD / ISA-44E-OD

Control Unit: See Figure 1

Feature Description

Control Unit Enclosure Explosion Proof for Class I, Group C,D and Class II Groups E, F, and G atmospheres.

Display Plate Round plate inside control unit enclosure. Houses alarm LEDs, meters and provides

access to gas and oxygen channel circuitry.

Figure 1: Features ISA-44E-OD Control Unit Display Plate

Display

Plate

Control Unit

Enclosure

Power LED

Green

Oxygen Channel

Potentiometers & Test

Points (See Section 6.2)

Gas Channel

Potentiometers & Test

Points (See Section 6.1)

Fault LED

Red

Power LED

Green

OXYGEN METER

GAS (CO) METER

Purge LED

Red

Horn-Off LED

Red

Alarm LED

Red

Low Alarm LED

Amber

High Alarm LED

Red

Horn Off

Purge On

Fault

Test Point

Heater Voltage

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Enmet ISA-44-RALE-OD Bedienungsanleitung Seite 10