- 聯系人 : 陳經理 13915600537
- 聯系電話 : 0512-52183533 0512-52346722
- 傳真 : 0512-52346722
- 移動電話 : 13915600537
- 地址 : 常熟市梅李鎮寺涇路
- Email : chen@cscyyb.com
- 郵編 : 215511
- 公司網址 : http://www.cscyyb.com
Type Electro-Pneumatic ConverterQZD-1000A
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 4-20mA or 0-10mA current signal from electric regulating instrument into 20-100kpa pneumatic analog signal through converter. The product is widely used in automatic control system of petrochemical, electric power, metallurgy and other industrial departments。
Main Specifications
|
Type |
Input Signal (mADC) |
Supply Pressure (MPa) |
Structure of Explosion-protection |
|
QZD-1000A |
4~20 |
0.14 |
Standard type |
|
QZD-1000A-d |
4~20 |
Flameproof type (dⅡBT4) |
|
|
QZD-1000A-i |
4~20 |
Intrinsic Safe type (iaⅡCT5) |
|
|
QZD-1001A |
0~10 |
Standard type |
|
|
QZD-1000A-d |
0~10 |
Flameproof type (dⅡBT4) |
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
Type Electro-Pneumatic ConverterQZD-1000A
