Máy đo nồng độ Oxy thấp ( CN hiệu chuẩn JP)

Model number: JKO-O2LJD3
Proof of calibration: none
Detection principle: Galvani battery type
Response speed: about 5 seconds (90% Response), about 40 seconds (99.5% Response)
Warning: Two levels (Can be changed arbitrarily), electronic buzzer intermittent sound (80 dB), red LED flashing x 2 pieces
Alarm output: Relay non-voltage 1c contact, maximum load capacity/300 mA, 30 VDC
Analog output: 4 to 20 mA (FS)/Special harness (attachment)
Power supply : AA size alkaline battery x 4 pieces (test attachment) or AC adapter (attachment)
battery life span: 2000 hours
Size: 82 x 38 x 145mm
Weight: Body/190g, Sensor/140g
Lead wire length: about 1.7 m
Wall bracket included.Use an opal light bulb if you have an ordinary lamp shade or lamp and want an even, diffused distribution of light.Use a clear light bulb if you have a lamp with a perforated or cut-out pattern or other airy, open design and want the pattern to cast effects on the wall.
pressure of use range: atmospheric pressure ±10%
Measurement range: 0 to: 25.0%
Resolution: 0.01%
*Measure the pressure of the measuring gas in a constant state.