GEDH nitrogen dioxide sensor

GEDH nitrogen dioxide sensor, GEDH nitrogen dioxide, nitrogen dioxide sensor sensor parameters zmjt02 GEDH Products GEDH dioxide sensor can be used on various occasions coal mine, coal mine gob, mining face, back to the wind tunnel and other places Merry nitrogen dioxide content of the continuous monitoring, display and limit alarm, while the output signal to provide monitoring data to monitor the sub-station. GEDH nitrogen dioxide sensor Features GEDH dioxide sensor machine using new microcontrollers and digital integrated circuits, with high-precision temperature components, with stable performance, high accuracy, fast response, anti-interference ability, simple structure, maintenance and convenient. GEDH nitrogen dioxide sensor Specifications Operating voltage: 18V DC, allowed fluctuation range: (12 ~ 20) V; Working current ≤95mA; maximum transmission distance: 2km; the response time should be less than 60s; Intrinsically safe parameters: Ui: 18.5 V ; Ii: 40 mA; GEDH dioxide sensor technical parameters of the test range: 0 to 20 * 10-6 measurement error: 0 ~ 9≤ ± 3 * 10-6,10 ~ 20≤ ± 4 * 10-6 Response time: ≤45 seconds output characteristics: Display method: 4 LED digital display Display Accuracy: 1 * 10-6 alarm range: 0 to 20 * 10-6 (per step 1 * 10-6) Alarm: intermittent sound (sound level> 80db) intermittent flashes (red) output signal: Current: DCLmA ~ 5mA; 4mA ~ 20mA; 200Hz ~ 1000Hz (pulse width greater than 0.3ms) output signal format set one transmission distance: 2Km The product has been exported to the US, France , in many countries, Canada, Indonesia, Russia, Vietnam, Australia, South Korea, Iran and other customers receive the praise due to production batch, the specific model is different from the above picture for reference only, please contact our sales staff specific verification . National unity free sales Tel: 400-086-0537