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Description
Forta M400A (VB) / M800A (VB) /M1500A (VB) series NonSpring Return linear actuators are available in two styles, U-Bolt Mount style, mounts to Schneider Electric globe valves with AV- 811 linkage kits for mounting to VB-7xxx valves or AV-812 for mounting to VB-8xxx, or VB-9313-0-5-xx valves. Screw Mount style, screws directly to the bonnet nut on VB-7xxx valves (no adapter required).

Applications include chilled or hot water and steam. Field selectable input signals include reverse and direct acting, Floating or Proportional 0-10, 2- 10 vdc or 4-20 ma with 500 ohm resistor (supplied) plus proportional sequencing input signal ranges.

Features
  • Two mounting styles available: new screw mount style or U-Bolt style connections.
  • Floating configuration controlled by a SPDT floating controllers
  • Proportional configuration 0-10, 2-10 vdc or 4-20 mA with the addition of a 500 ohm resistor included
  • Direct/Reverse action switch selectable
  • 180 lbf (800N) linear force
  • 24 Vac powered
  • Die-cast housing with plenum rated plastic cover for NEMA 2 (IP54 vertical mount only) application
  • Manual override to allow positioning of valve
  • Electronic valve sequencing and Electronic flow curve (equal percentage or Linear) selection
  • Torque overload protection throughout stroke
  • Easy ?One Touch? input signal/stroke calibration
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Manuals (1)
Specs
Torque:

180 lb-in

Voltage:

24v

Type:

Non-Spring Return

Switch:

2 SPDT

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