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KOSO EP1000 電氣動定位器

KOSO EP1000 電氣動定位器

EP1000: Electro-Pneumatic Positioner

SeriesEP1000
Applicable ActuatorsSingle and double acting actuators
Input Signal4 to 20mA DC (adjustable to 1/4 split range)
Power supply2-Wire type
Input impedance500Ω at 20mA (Input voltage less than 10V)
CharacteristicLinear (Desired characteristic settable)
Pilot valveNon-bleeding type
Single acting and double acting types are available
Air supply140 to 700kPa
Air consumptionOutput air pressure 50%
5Nl/min at 140kPa air supply
15Nl/min at 400kPa air supply
Max. capacityCapacity when output is atmospheric venting
175Nl/min at 140kPa air supply
400Nl/min at 400kPa air supply
PerformanceFor single acting actuatorFor 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.
Calibration1 button calibration
Calibration by positioner alone.
Own program
with Note PC or Disktop PC
Self diagnosis itemsAir supply check/Eath unit's function check/Over load check
Fail position for breakdown selectable
Air connectionRc 1/4
wiring connectionG 1/2
Ambient temperatureStandard type : -20 to 80°, Explosion type : -20 to 60°
Ambient humidity range10 to 90% RH
EnclosureWeather proof type (IP65), Explosion proof type (ExdCT6)
Standard anicillaryAuto-Manual change
Housing materialAluminum alloy
CoatingEpoxy resin group paint
Coating colorsBody : Dark green, Cover : Light gray
Apporox. Weight2.6kg
Optional specificationsAvailable upon request
Position transmitter4 to 20mA 2-Wire type
Power source required in addition to input signal.
Limit switchesOpen/Shut
Open collector type
Self diagnosis indicationdiagnosis result on LED
Separate power supply required
wiring connection1/2 NPT
Air connection1/4 NPT

 

 

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