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Gastron Single Channel Explosion Proof Type Gas Detector Receiver- GTC-520F


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Single Channel Explosion Proof Type Gas Detector Receiver- GTC-520F


Brand: Gastron

Model: GTC-520F


  • Usable in explosion hazardous area with flame proof structure
  • Easy installation with a wall mount type
  • Gas concentration display with 4-digit & Bar-graph (32 segment, 3-color LED)
  • 3-color display according to alarm stages (Green, Yellow, Red)
  • 3-stage alarm, 1-trouble LED display and relay contact output
  • Easy configuration of monitoring system with RS-485 Modbus isolated serial data communication (Option)
  • Programmable alarm setting (Level, Time delay)
  • Peak hold
  • Self-diagnosis

Operation display

6-LED (Power, 3-stage alarm, Trouble, Stand-by)

Measuring display

4-Digit FND & Bar graph

Measuring range

1-999 (programmable)/%LEL

Alarm display

Visual: 3-stage alarm, Trouble LED

Audible: buzzer

Alarm output signal

3-Stage Alarm, Trouble/ AC250V 3A relay contact (SPDT)

Alarm level set

Programmable with in detection range

Input signal

4-20mA DC 2-wire or 3-wire)

Output signal

4-20mA DC RS-485 Communication Modbus (option)

Reset signal

Reset switch and remote control

Program set mode

Alarm value (1,2,3 alarm) Alarm time (instant & delay) 1~30min Alarm dead band Relay output on/off

Operating temperature


Operating humidity

5-99% RH(non-condensing)


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