Enmet ISA-40 Bedienungsanleitung PDF herunterladen (Seite 5)

ISA-40 Oxygen Monitor ENMET Corporation

3.0 Installation3.0 Installation

WARNING: This equipment is not for use in hazardous combustible atmospheres as defined by the national

electrical code. Use in such atmospheres may result in property damage, injury or death

Figure 2: Mounting Dimensions

3.1 Control Unit Mounting and Power Hook-up

Use an appropriate fitting for conduit when supplying power to the unit.

1. Choose a suitable location for mounting the electronics control unit. See Figure 2 for mounting dimensions.

NOTE: All dimensions are given in inches.

2. Apply 110 VAC and/or 12 VDC power to the appropriate terminals on TB5 and TB3. Refer to the Wiring

Information table. Both 110 VAC and 12 VDC power can be applied together; the 12 VDC is standby power

source; DC current will flow only when the AC power is interrupted.

Table 1: Power Supply Wiring

Power supply ISA-40 Control Unit connection

110 VAC HOT TB5 HOT

110 VAC NEUTRAL TB5 NEUT

AC ground TB5 GND

12 VDC TB3-3 + VDC

DC ground TB3-1 or TB3-2

Mounting Holes

4 places

Fuse

Circuit Breakers

Transformer

Protective

Standoff cover

TB3

TB5

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Enmet ISA-40 Bedienungsanleitung Seite 5