Specifications

Halogen Gas Monitor – Multi Zone
Instruction 3015-5074 5
1 Introduction
About This Manual
Thank you for investing in a Bacharach HGM-MZ Refrigerant Gas Monitor.
To assure operator safety and the proper use of the HGM-MZ please read the contents of this manual, which
provides important information on the installation, operation, and maintenance of the monitor.
If you have a working knowledge of refrigerant monitors, you will find this manual useful as a reference tool. If
you are new to the use of refrigerant monitors, this document is educational in the principles of refrigerant gas
detection and the proper operation of this device by reading this manual thoroughly.
This manual provides important information about the installation, operation, and servicing of the HGM-MZ
Refrigerant Monitor and HGM-RD Display Module.
Warning Statements
The use of the word WARNING in this manual denotes a potential hazard associated with the use of this
equipment. It calls attention to a procedure, practice, or condition, or the like, which if not correctly performed
or adhered to, could result in personal injury or death.
Caution Statements
The use of the word CAUTION in this manual denotes a potential hazard associated with the use of this
equipment. It calls attention to a procedure, practice, condition, or the like, which if not correctly performed or
adhered to, could result in damage to the equipment.
Hazard Symbols on Monitor
This symbol indicates the need to consult this operating
instruction manual when opening the enclosure.
WARNING: A potential risk exists if the operating instructions
are not followed.
This symbol indicates the presence of electric shock hazards
when the enclosure is opened.
WARNING: To avoid risk of injury from electric shock, do not
open the enclosure without first disconnecting AC power.