HI-FAB ENGINEERS PVT. LTD.
Valve Positioners

Valve Positioners

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Relying on our highly developed manufacturing unit and skilled professionals, we are manufacturing, exporting and supplying an optimum quality Valve Positioners. These products are manufactured at our highly driven manufacturing unit using high quality raw materials and advanced technology under strict supervision of technocrats. Offered products are used for controlling the position of rotary actuators. Moreover, our respected clients can avail these Valve Positioners from us at pocket friendly prices.

Features:

  • Application specific design
  • Sturdiness
  • High performance
  • Easy installation

Technical Data Valve variations

Material


Housing

AI- die-cast. plastic-coated

Screws

Stainless steel A2

Viewing glass

PMMA (Makrolon)

Rotating angle

up to 180

Protection class

IP 65

Ambient temperature

- 20 up to + 70 C

Weight

0.65 kg (excl. solenoid valve)

Analogue actuating signal

Selectable 0-20 mA, 4-20 mA,0-10 V, polarised

Load impedance

at 0-1oV > 1 k.

at 20 mA < 500

Dead zone

+ 2% of nominal swing angle

 Gain

Adjustment via throttle

at the solenoid valve

Position Indication

Selectable 0-20 mA, 4-20 mA,0-10V, polarised

Resolution

< 0,5 % of nominal swing angle

End position message

Optocoupler, shor t-circuit-proof,12-28 V DC, 1 k series resistance and built-in 10 k Message ca.3 before end pos.

Supply Voltage

24VDC (21-28 V) polarised


 

Power input

Variation D: 4,2 W

Variation S: 10.2 W

variation E 7:2 w

Cable

7 ' mm, 0,5 mm2,cable length as desired

Binary input signal at OPEN/SHUT valves

< 10 V for "O"; > 18 V for "1"

Operating pressure

2,5-10 bar

Valve variations

Order key

Drive type

Function by energy loss

D

Double-acting

Valve stays in last position in case of current-loss

S

Double-acting

Safety function valve shuts or opens in case of current loss

E

single-acting

Safety function valve shuts or opens in case of current loss and / or loss of compressed air