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방폭형 4채널 수신반

GTC-200F Front
모델 : GTC-200F
채널 : 4 채널 수신
통신 : 4-20mA, RS-485, Relay
인증 : KCs
 
▷ 내압방폭 구조로 폭발 위험지역에서 사용 가능
▷ 마이크로 프로세서를 적용한 중앙집중식
▷ 가연성, 산소, 독성가스 감지기 모두 연결 가능
▷ 4-Digit & Bar-Graph(32개 LED) 가스농도 표시
▷ Bar-Graph에 의한 경보 단계별 3색 표시(녹색, 황색, 적색)
▷ 3단 경보 농도 LED표시 및 릴레이 접점출력
▷ RS-485(Isolated) Modbus Serial 통신으로 모니터링 시스템 구축 용이
▷ 경보농도, 경보지연 시간 등 임의 설정
▷ Peak hold
▷ 자가진단 시험
▷ HAVC & DP 카드 옵션
  EXPLOSION PROOF TYPE GAS DETECTOR RECEIVER GTC-200F SERIES
Model               GTC-200A COMMON (ALARM UNIT)                     |            GTC-200A CHANNEL (DENSITY INDICATING UNIT)
Operation display        8-LED (Power, 3-stage alarm, Trouble, Buzzer stop,         |                   6-LED (Power, 3-stage alarm, Trouble
                       PC & channel data communication)             |                            Stand-by for maintenance)
Measuring display                                                                                      |           4-Digit FND & Bar-graph (32 segment, 3-color LED)
Measuring range                                                                                      |                   1~9999 (programmable)(%LEL, ppm, % Vol)
Alarm display                     Visual : 3-stage alarm, Trouble LED                 |                         Visual : 3-stage alarm, Trouble LED
                           Audible : buzzer                                    |
Alarm output signal                      3-stage alarm, Trouble, Buzzer                       |                               3-stage alarm, Trouble, Buzzer
                       AC250V 5A relay contact (SPDT)                  |                           AC250V 5A 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℃ ~ +40℃
Operating humidity 5 ~ 99% RH (non-condensing)
Operating power Single channel card : 18~31V DC (24V DC normal) / 1000mA max
Wall Mount Type :  AC 110 / 220V
Battery power Back-Up. power unit (option)
24V DC / 600mA, 1300mA (option)
Approval Explosion proof type (Ex d IIB T5) KCs
KR