Item # : 1626-951
Model : 5
Was Price: CNY50/
Now Price : CNY20/
Last update : 2012.04.20
Manufacturer : Anhui Hui electrical science and technology limited company
Introduction: type QBW pneumatic transmitter ( thermocouple, thermal resistance, thermal resistance temperature type ) and the corresponding sensitive components supporting, used to measure the industrial production process of medium temperature, the temperature scale into20 ～ 100kPa standard pressure signal output.
Accuracy: the environmental temperature of 20± 5℃, basic error less than± 1%. Environmental temperatures in excess of 20± 5℃,10℃change for every additional temperature error of no more than 0.6%. The thermocouple temperature transmitter plus cold junction compensation error: K, S type thermocouple every 10℃for0.2% E,10 ℃for0.75% of each type thermocouple.
Anti interference ability: external magnetic field interference≤ 400A/m, the error is less than± 1%. Input connection between conductors of inductive disturbance voltage≤ 5mV ( series mode interference ) error is less than± 1%. Input terminal and adding 50V ( common mode interference error less than± 0.75% ).
Source:220V50Hz
Source:140kPa (by QDY-200type fixed belt filter valves ensure )
Consuming power:≤ 5VA
Consumption:300 litres /h transmission time ( MV transmitter ): through the inner diameter of 4mm, length 60m pipe, not more than 5S.
Ambient temperature:
Temperature:0℃ to 50 ℃
Relative humidity:≤ 85%
Instruments weight: 4kg
Dimensions:80x 177 x261mm
Specifications of models and the sensitive element scale, measuring range
Pneumatic thermocouple temperature transmitter QBW-31nickel-chromium and nickel-aluminium thermocouple K 0～ 300 ℃
From 200 to400 ℃
From 200 to500 ℃
From 400 to600 ℃
From 400 to700 ℃
From 600 to900 ℃
From 800 to1100 ℃
QBW-32nickel-chromium and nickel-aluminium thermocouple E -50 ～ 150℃
From 0 to100 ℃
From 0 to200 ℃
From 100 to300 ℃
From 200 to600 ℃
From 300 to500 ℃
From 400 to600 ℃
QBW-33platinum rhodium - Platinum thermocouple S 800～ 1600 ℃
QBW-34 iron - Kang Tong J -50 ～ 150℃
From 100 to300 ℃
From 200 to400 ℃
From 300 to500 ℃
From 400 to600 ℃
From 500 to700 ℃
From 670 to870 ℃
Aerodynamic heat resistance temperature transmitter QBW-35platinum rhodium - platinum rhodium JB800～ 1800 ℃
QBW-21 copper heat resistance Cu50-50 ～ 50℃
-50 ~ 100℃
From 0 to50 ℃
From 0 to100 ℃
From 0 to150 ℃
QBW-23platinum thermal resistance Pt50* -120~ 30 ℃
From 0 to100 ℃
From 0 to150 ℃
From 0 to200 ℃
From 0 to300 ℃
From 0 to400 ℃
From 0 to500 ℃
From 200 to500 ℃
QBW-24platinum thermal resistance Pt100-200~ -70 ℃
-120 ~ 30℃
-90 ~ 50℃
From 0 to50 ℃
From 0 to100 ℃
From 0 to150 ℃
From 0 to200 ℃
From 0 to300 ℃
From 0 to400 ℃
From 0 to500 ℃
From 200 to500 ℃
Aerodynamic heat resistance temperature transmitter QBW-41 * copper heat resistance Cu50orders should be annotated using the
Temperature range
QBW-43 * Pt50 * platinum thermal resistance
QBW-44 * platinum thermal resistance Pt100
