Single Channel Gas Detector Receiver

Model : GTC-520A
Channel : 1
Comm. : 4-20mA, RS-485, Relay

GTC-520A

Connectable with various types of gas detectors
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 communication (Option)
Programmable alarm setting (Level, Time delay)
Peak hold
Self diagnosis

Model	GTC-520A
Operation display	6-LEDs (Power, 3-alarm, Trouble, Stand-by(점검))
Measuring display	4-Digit FND & Bar-Graph(32개 LED)
Measuring range	1~9999 (프로그램에 설정) / %LEL, ppm, % Vol
Alarm display	3-Alarm, Trouble LEDs 시각표시
Alarm display	부져(buzzer) 청각신호
Alarm output signal	3-Alarm, Trouble / AC250V/5A relay contact (SPDT)
Alarm level set	측정범위 내의 프로그램 설정
Input signal	4-20mA DC (2 wire or 3 wire)
Output signal	4-20mA DC
Output signal	Isolated RS-485 Modbus(option)
Reset signal	Reset 스위치 및 원격제어
Program set mode	경보 농도 및 형태 설정 (1, 2, 3 alarm)
	경보 시간 설정 (즉시 & 지연(1~30 min))
	경보 작동 범위 (Dead band)
	측정값 보정 (SAD)
	Relay 출력 on/off 설정
Operating temperature	-20℃ ~ +50℃
Operating humidity	0 ~ 99%.RH (non-condensing)
Operating power	AC 90V~250V / 3.6W
Operating power	24V DC (option)
Dimensions	135 x 180 x 81(W X H X D)
Weight	0.6 kg