GTQ-BS03 fixed gas detector is designed for industrial and commercial use. By adopting high-performance gas sensor and MCU technology, combined with sophisticated SMT manufacturing process, this detector has good repeatability, high accuracy and long lifespan. • High measurement accuracy, stable performance and long service life • 4-20mA analog output or RS485 Power BUS digital output • 3 relay outputs (2 free contact, 1 active relay) • High-performance LCD screen display • Non-contact operation by infrared remote control • Smart sensor module, free of calibration, easy to maintain This detector is widely used in gas detection in petroleum and petrochemical industries, refineries, chemical plants, metallurgical industries, power industries, and other places that may produce harmful gases to the human body. IP67 Smart sensor Anti-reverse Fast response Color backlight Strong scalability www.hwsensor.com TEL: 86-371-67169070/80 FAX: 86-371-67169090 E-mail: [email protected] Hanwei Hanwei Electronics Group Corporation ADD: No. 169 Xuesong Road.National&HighTech Zone, Zhengzhou 450001 .Henan,China P.C: 450001