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- Easy expansion with using a global standard DIN type case
- Various receiver types available(Wall Mount, Panel Mount and 19" Rack 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)
- Self diagnosis
HVAC & DP Card Option
GTC-200A Series
Specification
| Model | GTC-200A COMMON (ALARM UNIT) | GTC-200A CHANNEL (DENSITY INDICATING UNIT) |
| Operation display | 8-LED (Power, 3-stage alarm, Trouble, Buzzer stop, PC & channel data communication) | 6-LED (Power, 3-stage alarm, Trouble Stand-by for maintenance) |
| Measuring display | 4-Digit FND & Bar-graph (32 segment, 3-color LED) | |
| Measuring range | 1~9999 (programmable) | |
| Alarm display | Visual : 3-stage alarm, Trouble LED Audible : buzzer | Visual : 3-stage alarm, Trouble LED |
| Alarm output signal | 3-stage alarm, Trouble, Buzzer AC250V 3A relay contact (SPDT) | 3-stage alarm, Trouble, Buzzer AC250V 3A relay contact (SPDT) |
| Alarm level set | Programmable within detection range | |
| Input signal | 4-20mA DC (2-wire or 3-wire) | |
| Output signal | Isolated RS-485 Communication Modbus (option) | 4-20mA DC |
| Reset signal | Reset switch and remote control | Reset switch |
| Program set mode | Alarm value (1, 2, 3 alarm) Alarm time (instant & delay) 1~30min Alarm dead band Relay output on/off | |
| Operating temperature | -20℃ ~ +60℃ | |
| Operating humidity | 5 ~ 99% RH (non-condensing) | |
| Battery power | Back-Up. power unit (option) |