Gas Proving and Fan Interlock

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TOC-640 Addressable Gas Detector Control Panel 24v DC

£622.45 ex VAT

£746.94 inc VAT

  • Buy


  • Wall or Panel Mounting
  • Control up to 24 Devices as Gas Detectors or I/O Modules
  • LCD Display With Multi Colour Backlight, Flashes Red on Alarm, Flashes Yellow on Fault etc
  • E-Stop Input (System Configurable)
  • Flexible Power Supply Options
  • Relay Outputs as Standard
  • Dedicated Interlock to Fire Systems (System Configurable)
  • Battery Backup Option, , ,


TOCSIN 640 is a multi-channel detector controller. Easy to install set up and operate with powerful interface features. The system can be used with any of the Tocsin Addressable range detectors or I/O modules providing maximum flexibility. Wall and panel mount options are available. The rear enclosure can be rotated to accommodate top or bottom conduit entries. Alternately rear entries are available where cabling is buried into walls etc. The controller has Three SPCO relays as standard, which can be extended with external modules. An RS485 Modbus interface is provided as well as dedicated interlocks for E-stops and fire systems.


  • Power: 24v DC
  • Outputs: 3 off SPCO Relays 4A Non-Inductive User Configurable
  • Inputs: Up to 24 off Addressable Series Detectors or I/O Modules Note external Booster PSU may be required
  • Display: 2 Lines x 8 Digit LCD Display, Multi-Colour Backlight (Red-Alarm, Yellow-Fault, Blue-Normal)
  • Protection: IP54
  • Operating temperature: -5 to 55 Deg C
  • Operating humidity: 0-95% RH Non-Condensing
  • Weight: 840g