◎ New Nanotechnology sensor;
◎ Automatic reset, it will disconnect automatically, when obviate alarm;
◎ Gas detected: coal gas 、natural gas 、LPG(liquefied petroleum gas);
◎ Automatic fault detection;
◎ With solenoid valve drive functions, automatic or manual on / off solenoid valve.
Model:MD-2003R
Test gas：natural gas
Power supply: DC 9V-16V
Working current:
Monitor: MP-4 ≤75MA
Alarm: MP-4 ≤300MA
Transmission frequency: 433/868MHz
Speaker volume: ≥80dB/m
Alarm concentration: 8% LEL
Working environment: -10 ℃~40 ℃
Relative humidity: ≤ 90% RH
Stability: long-term work alarm concentration is not greater than ± 5% LEL
Repeatability: Repeat test alarm concentration no more than ± 5% LEL
Alarm concentration error: no more than ± 5% LEL
Alarm mode: sound and light alarm, the output wireless signal, NC / NO output
Power consumption: no more than 5W
