MCU chip to achieve low power consumption operation, Response Time ≤ 30 seconds, detection error ≤ +/- 3% F.S., support 4-20mA, RS485 and other signal output, can be operated by infrared remote control without opening the lid.
Supports 4-20mA signal input, compatible with two-wire and three-wire devices, provides 6 passive switches and RS485 interfaces, with two-level alarm settings, operating temperature 0-40 ℃, suitable for gas safety detection.
Mirror stainless steel argon arc welding box, temperature control accuracy +/- 1.0 ℃, hot air circulation system to improve Temperature Uniformity, can adjust the air intake and exhaust volume, support multi-stage programmable control and independent temperature limit alarm.
Support 16 4-20mA signal input, 4.3 inch color screen display, can store 20000 alarm records, with two-level alarm and four sets of relay output, suitable for multi-point centralized control of Gas detection.
Support 4-20mA/RS485 signal input, compatible with two-wire and three-wire devices, providing up to 6 passive switching quantities, two-level alarm can be freely set, suitable for gas safety detection.
Support 4-20mA signal input and RS485 upload, with 2-level alarm and 2 relay output, compatible with two-wire and three-wire equipment, fast response speed and high measurement accuracy, suitable for a variety of Gas detection scenarios.
Support 4-20mA signal input, compatible with two-wire and three-wire devices, providing up to 6 passive switching and sound and light alarm functions, operating temperature 0-40 ℃, suitable for a variety of Gas detection scenarios.
Using Industrial Sensor, Response Time less than 30 seconds, accuracy +/- 3% FS, shell explosion-proof structure, 4-20mA standard signal output, can detect a variety of gas concentrations and have sound and light alarm function.
Explosion-proof structure design, Response Time is less than 30 seconds, with 4-20mA standard signal output, can detect a variety of gas concentrations and set high and low alarm points to ensure industrial environment safety monitoring.
Adopt mirror stainless steel argon arc welding box, Temperature range 10~ 200 ℃, Temperature Uniformity +/- 3%, equipped with microcomputer P.I.D temperature controller and hot air circulation system, can adjust the intake and exhaust volume.
Using Semiconductor Sensor, Response Time T90 is less than 10 seconds, detecting a variety of combustible gases, range 0~ 50% LEL, with sound and light alarm and LED large screen display.
ABS + PC shell is sturdy and durable, equipped with 2.0 inch 320 * 240 resolution display screen, supports methane, O2, H2S, CO four Gas detection, Response Time is the fastest 20 seconds, battery life is 8 hours, with sound and light vibration triple Alarm mode.
Support 4-20mA and RS485 signal input, compatible with two-wire and three-wire devices, provide 6 passive switching control ports, with two-level alarm setting and alarm record query function, temperature operation range 0-40 ℃.
Electrochemical sensor, Response Time less than 30 seconds, Measurement accuracy +/- 3% FS, 4-20mA standard signal output and passive relay control port, suitable for a variety of Gas detection needs.
Two-channel split design supports multi-point centralized control, with 4-20mA signal input and two-level alarm settings, microprocessor to ensure accurate monitoring, relay output can drive external equipment linkage, Operating temperature range -10~ 50 ℃.
