Tetra 3

Gases include the most common four (carbon monoxide, methane, oxygen and hydrogen sulphide), but also an expanded range: ammonia, ozone, sulphur dioxide, H2 filtered CO (for steel plants) and IR carbon dioxide (for safe area use only).

Robust

• Rugged and impact-resistant design provides extra shock and vibration protection - provides protection in the harshest environment
• Water and dust resistant to IP65 and IP67
• Can be submerged in water

Effective warning

• 95dB audible alarm - ensures prompt evacuation from hazard zone
• Vivid red/blue visual alarm
• Vibrating alarm

Reliable

• Proven sensor technology and software operation - covers you over an extended shift
• Clear "calibration due" warning
• Lithium-ion battery provides over 14 hours continuous operation from a single charge with no memory effects

User friendly

• Single button operation for all functions - can be operated with gloved hands
• Top mounted, backlit display of all gas readings, diagnostics and battery life - 'at a glance' operating status