EP - Electro-neumatic 4-20 mA

EPR
EPR
EPR-PTM
    

Description

Robust valve control device giving a confidence in reliable performance and outstanding durability under harsh working environments

Main features

  • Easy maintenance
  • Precise calibration with simple SPAN and ZERO adjustments
  • Simple conversion to direct acting or reverse acting
  • 1/2 split range available
  • Rugged aluminum housing with corrosion-resistant coating
  • Vibration resistant design
  • Stainless steel gauges standard
  • Restricted pilot valve orifice kit for small actuators included
  • Certified for EMC (K1046/E04) in conformance with EN 61000-6-2:2001 and EN 61000-6-4:2001 by RWTUV

Options

Only for rotary

  • Visual dome indicator

For rotary and linear

  • Position transmitter (4…20㎃ output signal)
  • 2 X SPDT limit switch
  • 2 X P&F proximity sensor NJ2-V3-N
  • Visual dome indicator 
  • High temperature

Specifications

Model EPL EPR
Acting Single Double Single Double
Input signal 4-20 mA
Input resistance 235 ±15Ω
Stroke / Angle 10 - 150mm 60 -100°
Air Supply Pressure Max. 7 bar free oil, water and moisture
Air capacity 80 ℓ/min@ 1.4 bar
Air consumption 5 ℓ/min@ 1.4 bar
Linearity within ±1% F.S within ±1.5% F.S
Sensitivity    within ±0.2% F.S within ±0.5% F.S
Hysteresis < 1% F.S
Repeatability < 0.5% F.S
Output characteristics Linear
Valve Action Direct action(DA) / reverse action(RA)
Operating Temperature -20 ~ +70℃
Pneumatic Connections Rc 1/4, NPT 1/4
Electrical Connections G 1/2, NPT 1/2
Protection Class Ex md IIB T6, Ex md IIC(H₂) T6, IP66, Ex ia IIB T6, Eex md IIB T5 for ATEX
Body Material Aluminum die-cast / powder-painted
Weight 3.0 kg (3.3 kg with junction box) 3.2 kg (3.5 kg with junction box)

How to order ...

EP  -  A   B   C   D   E   F G H  
 
    A - Actuator motion
 
 
[R] - Rotary
[L] - Linear
     
B - Feedback lever
     
Rotary
[N] - NAMUR
[F] - Fork lever
     
Linear
[A] - 10 ~ 40 mm
[B] - 10 ~ 80 mm
[C] - 80 ~ 150 mm
        C - Gauge block
 
     
[1] - 6 bar
[2] - 10 bar
          D - Pilote orifice
 
       
[S] - Standard (actuator volume over 180cm3)
[M] - Small orifice (Ø1.0 or Ø0.7) (actuator volume 90 ~ 180cm3)
            E - Position feedback
 
         
[N] - none
[O] - position transmitter (4-20㎃ output signal)
[L] - 2 x SPDT limit switch
[P] - 2 x proximity sensor P&F NJ2-V3-N
[M] - O+L
[Q] - O+P
              F - Threads connections
 
           
[3] - Rc 1/4
[4] - NPT 1/4
                G - Dome indicator
             
 
[N] - Flat indicator (standard)
[D] - Dome indicator
                  H - Temperature
                 
[T] - 70°C (standard)
[H] - 120°C (hight)
                    I - Bracket
                   
[N] - None
[R] - Multisize VDI/VDE 3845 / IEC 60534-6-2 (rotary only)
[L] - IEC 60534-6-1 (linear only)
EP  -  A   B   C   D   E    F G  H  

Code example

 Code example description : EP - R 2 S L 3 D T R
Product : [EP] - Electro-pneumatic positioner
Actuator motion : [R] - Rotary
Feedback lever : [N] - NAMUR
Gauge block : [2] - 10 bar
Pilote valve orifice : [S] - Standard (actuator volume over 180cm3)
Position feedback : [L] - 2 x SPDT limit switch
Threads connections : [3] : Rc 1/4 - M20 x 1.5
Dome indicator : [D] - Dome indicator
Temperature : [T] - 70°C (standard)
Bracket : [R] - VDI/VDE 3845 / IEC 60534-6-2 (rotary only)