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Bacharach HGM-SZ User Manual

Bacharach HGM-SZ
40 pages
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Single Zone Gas Monitors
HGM-SZ (Halogen) and AGM-SZ (Ammonia)
Instruction 3015-4256
Installation / Operation / Maintenance
Rev 13 – January 2013
Patent 6,590,690
UL 61010-1
CSA 22.2 No. 61010-1
EN 14624
Product Leadership • Training • Service • Reliability

Table of Contents

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Bacharach HGM-SZ Specifications

General IconGeneral
BrandBacharach
ModelHGM-SZ
CategoryMonitor
LanguageEnglish

Summary

Introduction to Single Zone Gas Monitors

Safety Precautions

Details essential safety measures for operating the gas monitor, including electrical and environmental considerations.

Specifications

Lists technical specifications for HGM-SZ, AGM-SZ, and general single zone monitor features.

Installation Guide

Installation Considerations

Covers environmental, location, and general requirements before installing the monitor.

Connecting Gas Sample and Exhaust Lines

Explains how to connect sample, exhaust, and purge lines, including tubing and filter recommendations.

Electrical Wiring

Provides instructions for safe and proper AC power connections to the monitor.

Connecting External Alarms

Details how to connect external alarm devices using the monitor's relay outputs.

4-20 mA Current Loop Interface

Explains how to connect external monitoring devices via the 4-20 mA current loop.

Operating the Single Zone Gas Monitor

Front Panel Display and Controls

Describes the monitor's front panel components, including the display, LEDs, and keypad functions.

Gas Alarms

Covers how gas alarms are detected, indicated, silenced, and logged by the monitor.

System Faults

Explains how system faults are detected, indicated, silenced, and logged by the monitor.

Calibration Function

Provides instructions on adjusting the monitor's calibration factor for increased accuracy.

Maintenance and Servicing

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