Using infrared NDIR detection principle, range 0-5000ppm, Response Time ≤ 30 seconds, support 4-20mA and RS485 output, with explosion-proof structure and remote alarm function.
Adopt MCU chip to achieve low power consumption operation, detection error ≤ +/- 3% F. S, Response Time ≤ 30 seconds, support 4-20mA, RS485 and switch output, can be operated by remote control without opening the lid, with sound and light alarm function.
Using industrial-grade Sensor and micro-control technology, Response Time T90 is less than 60 seconds, with waterproof, dustproof and explosion-proof characteristics, compact and round design for easy portability, continuous use time is not less than 8 hours.
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 ℃.
Support 8 channels of 4-20mA signal input, can store 20,000 alarm records, with two-level alarm settings and relay output, suitable for multi-point centralized control to prevent explosions and fire accidents.
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.
Maximum support for simultaneous detection of 4 gases, integrated temperature and Humidity detection, with Internet of Things remote monitoring function, Response Time T90 ≤ national standard, Protection Rating IP66, suitable for a variety of Installation methods.
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.
Supports simultaneous detection of 4 gases and integrated temperature Humidity monitoring, adopts dual temperature Humidity compensation design, has zero point automatic correction function, Response Time T90 ≤ national standard, Protection Rating IP66, Operating temperature range -40~ 55 ℃.
Maximum support for simultaneous detection of 4 kinds of gases, integrated temperature and Humidity detection function, with Internet of Things remote monitoring capability, Response Time T90 ≤ national standard, Protection Rating up to IP66, adapt to a variety of Installation methods.
Support 32 Detector access, using 4-20mA signal transmission, with two-level alarm settings and 20,000 records Storage capacity, through the relay drive peripherals to ensure safety protection.
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.
With +/- 1% measurement error and 0.005N.m Graduation, support upper and lower limit setting automatic alarm, can store 99 sets of data and calculate statistical values, with peak hold and unit automatic conversion function.
Two-channel split-line design supports multi-point centralized control, adopts 4-20mA signal input and two-level alarm setting, with relay output drive peripheral function, Operating temperature range -10~ 50 ℃ to ensure stable operation.
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.
