GASMAX/TX Operation & Maintenance Manual, Revision 1.0
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1 SAFETY INFORMATION
Important – Read Before Installation
Users should have a detailed understanding of GASMAX/TX operating and maintenance instructions. Use
the GASMAX/TX only as specified in this manual or detection of gases and the resulting protection
provided may be impaired. Read the following WARNINGS prior to use.
WARNINGS
• The GASMAX/TX gas monitor described in this manual must be installed, operated and
maintained in accordance with information contained herein. Installation in any hazardous area
must comply with all applicable restrictions, requirements and guidelines for said hazardous
areas. It is the end user customer’s final decision to ensure that the GASMAX/TX is suitable for
the intended use.
• The GASMAX/TX is designed and constructed to measure the level of certain gases in ambient
air. Accuracy in atmospheres containing steam or inert gases cannot be guaranteed.
• Always mount the sensor head vertically with the sensor head facing down.
• Do not paint transmitter or sensor assembly.
• Do not operate the GASMAX/TX if its enclosure is damaged or cracked or has missing
components. Make sure the cover, internal PCB’s and field wiring are securely in place before
applying power.
• Do not expose the GASMAX/TX to electrical shock or continuous severe mechanical shock.
Protect the GASMAX/TX and related sensor assemblies from dripping liquids and high power
sprays.
• Calibrate with known target gas at start-up and check on a regular schedule, at least every 90
days. More frequent inspections are encouraged to spot problems such as dirt, oil, paint, grease
or other foreign materials on the sensor head.
• Periodically test for correct operation of the system’s alarm events by exposing the monitor to a
targeted gas concentration above the High Alarm set point.
• Use only for applications described within this manual.
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