Ventam 85 Gas Proving and Interlock System

The Ventam 85 gas proving and interlock system is required if ANY gas appliance does not have flame supervision fitted.
The Ventam 85 is supplied with the gas proving valve to the size you require and the extract fan air flow switch.

Gas proving valve assembly includes main gas valve, weep bypass valve and gas proving pressure switch.

Benefits include the following;

• Simple and cost-effective solution.
• Fans ON / OFF indication.
• Gas ON / OFF indication.
• Service keyswitch to bypass sensor circuit for commissioning and testing.
• Service ON indication and audible alert.
• Manual panel push-button reset required every time gas is re-instated after fans OFF or Emergency Stop activated, OR when the gas proving pressure switch detects low pressure.
• Built in Emergency Stop button.
• Remote indication of Emergency Stop and Fans ON / OFF.
• Integral additional Emergency Stop button circuit.
• "Emergency Stop" circuit operated indication.

Ventam Systems Technical Support available on
01702 382 307 and 07811 110 846.