KOSO EP1000 Electro-Pneumatic Positioner
EP1000: Electro-Pneumatic Positioner
Series | EP1000 | |
Applicable Actuators | Single and double acting actuators | |
Input Signal | 4 to 20mA DC (adjustable to 1/4 split range) | |
Power supply | 2-Wire type | |
Input impedance | 500Ω at 20mA (Input voltage less than 10V) | |
Characteristic | Linear (Desired characteristic settable) | |
Pilot valve | Non-bleeding type | |
Single acting and double acting types are available | ||
Air supply | 140 to 700kPa | |
Air consumption | Output air pressure 50% | |
5Nl/min at 140kPa air supply | ||
15Nl/min at 400kPa air supply | ||
Max. capacity | Capacity when output is atmospheric venting | |
175Nl/min at 140kPa air supply | ||
400Nl/min at 400kPa air supply | ||
Performance | For single acting actuator | For double acting actuator |
Linearity : +/-1.0% of FS. | Linearity : +/-1.5% of FS. | |
Hysteresis : 0.5% of FS. | Hysteresis : 0.8% of FS. | |
Response level : 0.1% of FS. | Response level : 0.2% of FS. | |
Repeatability : 0.2% of FS. | Repeatability : 0.3% of FS. | |
The above represents the performance of the positioner on an actuator without a valve. For the performance of the complete unit with a valve and an actuator, see KOSO STANDARD SPECIFICATION. | ||
Calibration | 1 button calibration | |
Calibration by positioner alone. | ||
Own program | ||
with Note PC or Disktop PC | ||
Self diagnosis items | Air supply check/Eath unit's function check/Over load check | |
Fail position for breakdown selectable | ||
Air connection | Rc 1/4 | |
wiring connection | G 1/2 | |
Ambient temperature | Standard type : -20 to 80°, Explosion type : -20 to 60° | |
Ambient humidity range | 10 to 90% RH | |
Enclosure | Weather proof type (IP65), Explosion proof type (ExdCT6) | |
Standard anicillary | Auto-Manual change | |
Housing material | Aluminum alloy | |
Coating | Epoxy resin group paint | |
Coating colors | Body : Dark green, Cover : Light gray | |
Apporox. Weight | 2.6kg | |
Optional specifications | Available upon request | |
Position transmitter | 4 to 20mA 2-Wire type | |
Power source required in addition to input signal. | ||
Limit switches | Open/Shut | |
Open collector type | ||
Self diagnosis indication | diagnosis result on LED | |
Separate power supply required | ||
wiring connection | 1/2 NPT | |
Air connection | 1/4 NPT |
Feel free to reach out if you have any questions or need more details and information.