Product

parameters

ACHR oxygen sensor

National standard

LSH oxygen sensor produced by BOSCH

Operating

temperature

350°C ~850°C

350°C ~850°C

350°C ~850°C

Response time

＜150ms

＜150ms

＜150ms

Sensor voltage (mV)

Rich mixture

aλ=0.93~0.97

At350°C

Uout=750~910mV ;

At850°C

Uout=625~785mV

At350°C

Uout=750~910mV;

At850°C

Uout=625~785mV

At350°C

Uout=770~910mV ;

At850°C

Uout=640~780mV

Sensorvoltage(mV)

Lean mixture

aλ=1.05~1.10

At350°C

Uout=-30~70mV ;

At850°C

Uout=20~90mV

At350°C

Uout=-30~70mV ;

At850°C

Uout=20~90mV

At350°C

Uout=-30~70mV ;

At850°C

Uout=25~85mV

Internal resistance

＜2kΩ

——

＜1kΩ

Activation time of zirconium unit

＜55s

——

＜45s

Current of heater

1.0±0.1A

——

0.95±0.15A

Air tightness

Leakage rate＜0.8 ml/min

Leakage rate＜1ml/min

——