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.
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.
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.
Support 4-20mA/RS485 signal input, provide 6 passive switching and sound and light alarm functions, operating temperature 0~ 40 ℃, compatible with two-wire and three-wire equipment, 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.
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 ℃.
Sensor imported to ensure high Sensitivity and stability, Response Time ≤ 15 seconds, with 6000 alarm record query function, providing sound and light vibration triple alarm and super high waterproof design.
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.
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 ℃.
It adopts flameproof structure design, supports 4-20mA, RS485 and switch output, Response Time ≤ 30 seconds, Detection error ≤ +/- 3% F.S. It can be operated by remote control without opening the lid, with sound and light alarm function, suitable for dangerous environment gas monitoring.
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.
Made of Hardness 52 +/- 2HRC wear and corrosion resistant alloy steel with 0~ 25μm range and 1.25μm Graduation, groove size 140 × 37mm wide-channel design ensures long service life and accurate measurement.
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.
Using semiconductor Sensor technology, the detection sensitivity can be adjusted to 50PPM methane, Response Time ≤ 1 second, Warm-Up Time is less than 110 seconds, support 9 hours of continuous work, with LED light alarm and low power indication function.
Using infrared NDIR detection principle, range 0-5% Vol, Response Time ≤ 30 seconds, support 4-20mA, RS485 and switch output, with explosion-proof structure and remote monitoring capability.
