Forta M400A (VB) / M800A (VB) /M1500A (VB) series Non-Spring Return
linear actuators are available in two styles, U-Bolt Mount style,
mounts to Schneider Electric globe valves with AV-821 linkage kits
for mounting to VB-7xxx valves or AV-822 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.