4
3 Safety
General
This section summarizes the essential precautions applicable to the GPR-1200 MS Series Portable ppm Oxygen
Analyzer. Additional precautions specific to individual analyzer are contained in the following sections of this
manual. To operate the analyzer safely and obtain maximum performance follow the basic guidelines outlined in
this Owner’s Manual.
Caution: This symbol is used throughout the Owner’s Manual to CAUTION and alert the user to recommended
safety and/or operating guidelines.
Danger: This symbol is used throughout the Owner’s Manual to identify sources of immediate DANGER such as
the presence of hazardous voltages.
Read Instructions: Before operating the analyzer read the instructions.
Retain Instructions: The safety precautions and operating instructions found in the Owner’s Manual should be
retained for future reference.
Heed Warnings: Follow all warnings on the analyzer, accessories (if any) and in this Owner’s Manual.
Follow Instructions: Observe all precautions and operating instructions. Failure to do so may result in personal
injury or damage to the analyzer.
Installation
Oxygen Sensor: DO NOT open the sensor. The sensor contains a corrosive liquid electrolyte that could be
harmful if touched or ingested, refer to the Material Safety Data Sheet contained in the Owner’s Manual appendix.
Avoid contact with any liquid or crystal type powder in or around the sensor or sensor housing, as either could be a
form of electrolyte. Leaking sensors should be disposed of in accordance with local regulations.
Exposure to air: Minimize the time the sensor is exposed to air during installation.
Inlet Pressure: The analyzer is designed for flowing samples are intended to operate at positive pressure
regulated to between 5-30 psig.
Outlet Pressure: The sample gas vent pressure should be atmospheric.
Flow Rate: Recommended – 1 SCFH
Mounting: Mount as recommended by the manufacturer. The analyzer is approved for indoor or outdoor use.
Power: Supply power to the analyzer only as rated by the specification or markings on the analyzer enclosure. The
wiring that connects the analyzer to the power source should be installed in accordance with recognized electrical
standards and so they are not pinched particularly near the power source and the point where they attach to the
analyzer. Never yank wiring to remove it from an outlet or from the analyzer.
Operating Temperature: The maximum operating temperature is 45º C.
Heat: Situate and store the analyzer away from sources of heat.
Liquid and Object Entry: The analyzer should not be immersed in any liquid. Care should be taken so that
liquids are not spilled into and objects do not fall into the inside of the analyzer.
Handling: Do not use force when using the switches and knobs. Before moving your analyzer be sure to
disconnect the wiring/power cord and any cables connected to the output terminals located on the analyzer.
(17 pages)
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