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- Connectable with various types of gas detector
- Large-scale digital concentration display and warning light can be applied for remote viewing
- Gas concentration display with 3-digit, 4-digit,or 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
GTC 500 Series
GTC-520A Spec
GTC-540A Spec
GTC-540/542 Spec
GTC-550 Spec
| Operation display | 6-LED(Power, 3-stage alarm, Trouble, Stand-by for maintenance) |
| Measuring display | 4-Digit 0.315”FND |
| Measuring range | 1~999 (programmable) / %LEL, ppm, %vo |
| Alarm display | Visual : 3-stage alarm, Trouble LED, Warning Light Audible : buzzer |
| Alarm output signal | 3-Stage Alarm, Trouble/ AC250V 3A relay contact (SPDT) Shut-off Valve control signal (DC 12V) |
| Alarm level set | Programmable with in detection range |
| Input signal | 4-20mA DC( 2-wire or 3-wire) |
| Output signal | 4-20mA DC Isolated 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 |
| Operating temperature | -20℃ ~ +60℃ |
| Operating humidity | 5~99% RH(non-condensing) |