The products of qzd1000 series electrical converters supplied by Changyang instruments include: qzd-1001; qzd-1000; qzd-1000b; qzd-1001i; qzd1000 series electrical converters are signal conversion elements between electric and electric instruments in industrial automation instruments. It is used to convert the current signal 4-20mA or 0-10mA output from the electric regulating instrument into 20-100kpa pneumatic analog signal through the converter.
QZD-1000A Type Electro-Pneumatic Converter

Main Specifications

Linearity：      ≤±1％

Hysteresis Error：≤1％

Dead Band：    ≤0.2％

Air Consumption：≤1.5Nm³/h

Input Resistance：250±10Ω (4~20mA)

               1000±30Ω (0~10mA)

Insulation Resistance：≥20MΩ

Transmitting Time：  ≤4S (Air piping:Φ6×1mm, Length 60m)

Temperature Effect： ≤0.8％/10℃

Control Action：  Direct Action, Reverse Action

Ambient Temp.：  -25~55℃ (Standard Type)； -25~40℃ (Explosion-protection Type)

Relative Humidity：5％~100％

Air Connection：M10×1

Conduit Connection：M20×1.5