Industrial Scientific TANGO TX2, Product Manual

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Table 1.2 Warnings and cautionary statements
For maximum safety and optimal performance, read and understand the manual before operating or servicing the
unit. Failure to perform certain procedures or note certain conditions may impair the performance of this product.
For safety reasons, this equipment must be operated and serviced by qualified personnel only.
Substitution of components may impair intrinsic safety and may cause an unsafe condition.
Do not replace battery in hazardous locations. Only certified for use with one (1) Tadiran TL-5955 battery cell.
Sensor openings and water barriers must be kept clean. Obstruction of the sensor openings or contamination of the
water barriers may cause readings to be lower than actual gas concentrations.
Service the unit, use its communication port, and change its battery cell only in nonhazardous locations. Not for use
in oxygen-enriched atmospheres.
Contact your service representative immediately if you suspect that the unit is working abnormally.