Cảm Biến Khí Gas (Combustible Gas Detector) Toka Seiki

Detecting Gas

combustible gas, toxic gas, oxygen

Working Temperature

toxic gas: - 20 °C ~ + 50 °C

Combustible gas: - 40 °C ~ + 70 °C

Relative Humidity

≤90%R.H. no condensation

Technical Parameters

Working voltage: 16~30VDC

Working current: KQ500-EX is 120mA, others ≤50 mA

Output signal: 4~20mA standard signal two wire type output (KQ500-EX three wire type)

Sensor

electrochemical sensor; catalytic combustion type sensor for KQ500-EX

Respond Time

T90<30s

Weight

≤900g

Fixing Parameters

Fixing type: wall-mounted type

Transition cable: two core shield cable (KQ500-EX uses three core shield cable), section 2×1.5mm2, external diameter 10mm

Transmission distance ≤1000m

Explosion-proof Level

Exd IICT6(used for explosion proofing detector);ExiaIICT4(used for intrinsic safety type detector)

Protection Class

IP66

Product Model

Detected Gas

Measuring Range

Resolution

Respond Time (T90)

Sensor service life

KQ500-O2

O2

0-30%vol

0.1%vol

≤15s

2-3years

KQ500-CO

CO

0-1000ppm

1 ppm

≤15s

2-3years

KQ500-H2S

H2S

0-100ppm

1 ppm

≤15s

2-3years

KQ500-HCN

HCN

0-20ppm

0.1 ppm

≤30s

2-3years

KQ500-CL2

CL2

0-20ppm

0.1 ppm

≤30s

2-3years

KQ500-O3

O3

0-5ppm

0.01 ppm

≤25s

2-3years

KQ500-NH3

NH3

0-200ppm

1 ppm

≤30s

2-3years

KQ500-H2

H2

0-1000ppm

1 ppm

≤30s

2-3years

KQ500-NO2

NO2

0-20ppm

0.1 ppm

≤25s