Specification of CROWCON TETRA Portable Multi-Gas Detector
GAS ANALYZER
Tetra is a flexible multigas monitor for the detection of flammable gases, oxygen and a wide range of toxic gases. Available in rechargeable or disposable battery format and with or without an internal pump, it is used extensively in the utilities, chemicals and hydrocarbon processing markets.
Intrinsically safe, Tetra is one of the only portable gas detectors with embedded software designed to the exacting requirements of IEC 61508-3, guaranteeing reliable and dependable operation.
Features include:
Up to four gases measured
Infra-red carbon dioxide sensor version for safe area use (ie non-explosion risk areas)
Digital interchangeable i-module sensors for full flexibility
Loud 94dBA audible alarm with selectable tones
Unique dual colour red/blue visual alarm
Built in vibrating alarm as standard
Rugged and robust, IP65 ingress protection
Simultaneous 4 gas display with automatic backlight
Peak mode operation
TWA reading recall
Data & event logging
Simple IR interface to PC
