SigmaXT control panel
Products - Analogue Fire Detection
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Sigma Si Extinguishant status indictors

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  • The Sigma SI range of status indicators provide detailed status information for Sigma XT extinguishant release control equipment.
  • All models provide high brightness, LED indication of Manual Only, Automatic and Manual, Hold operated, Disabled, Imminent and Released conditions. Models are also available with zonal fire indicators and a common fault indicator.
  • For systems where local control of the Automatic/Manual mode and or a Manual extinguishant release control are required, units are available with these controls fitted.
  • All models have monitored inputs for the remote connection of Automatic/ Manual mode and Hold switches.
  • All units contain a large, LED display which shows a countdown of the time remaining until the extinguishant is released in seconds.

See Also...
Sigma Si Weatherproof Extinguishant system status indicators. Click to open


See Also...
Sigma XT Ancillary PCB. Adds additional I/O to the Sigma XT panel.
Click to open 700Kb PDF file: Click to open

Sigma Si datasheet - Click to open

Sigma Si
Data Sheet

Sigma Si datasheet - Click to open

Ancillary PCB Data Sheet

Man-1089 Sigma Si status indicator manual - Click to open

Main Manual

Man-1097 Sigma Si - Weatherproof status indicator manual - Click to open

Sigma Si Weatherproof Manual

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