• Floating or proportional control in the same actuator

• Proportional configuration 0-10, 2-10 VDC or 4-20 mA, 500Ω resistor included

• Direct/Reverse action (switch selectable)

• Configurable run time

• Manual override

• Electronic valve sequencing and flow characteristic (equal percentage or linear) selection

• Torque overload protection (full stroke)

• Easy auto zero and span

Supply Voltage:24 VAC ±10%, 50/60 Hz

Supply VA:

 :M400 6 VA

 :M800 15 VA

 :M1500 24 VA

Control Signal:Floating or Proportional 0/2-10 VDC or 4-20 mA

Motor:Brushless DC

Noise:32 dBa maximum

Conduit Connection:Two knockouts, 7/8" (2.2 cm)

Wiring:Screw terminals

Feedback:2-10 VDC

Auxiliary Switch:Two SPDT, 4A resistive @ 24 VAC (model specific)

Action:Non-spring return, direct or reverse DIP switch selectable

Force:

 :M400 90 lbf (400 N)

 :M800 180 lbf (800 N)

 :M1500 337 lbf (1500 N)

Stroke:3/8" to 2" (.9 to 5.2 cm)

Stroke Time:Floating, 60 or 300 seconds; Proportional, 15 seconds (for 1/2" stroke)

Valve Mounting:U-Bolt or Screw Mount

 :AV-821 Used with U-Bolt version on current VB-7XXX valves

 :AV-822 Used with U-Bolt version on current VB-8XXX valves and older VB-9XXX valves

Manual Override:Yes

Operating Temperature:14° to 122℉ (-10° to 50℃) for chilled water applications; maximum temperature reduces to 90℉ (32℃) when media temperature is 366℉ (186℃)

Operating Humidity:15% to 95% RH non-condensing

Enclosure Rating:NEMA 2 (IP54) if both conduit connectors used, otherwise NEMA 1 (IP40)

Dimensions:

 :Tall U-Bolt Style 9.5"H x 6.3"W x 4.6"D (24.2 x 16.0 x 11.7 cm)

 :Screw Mount 6.4"H x 6.3"W x 4.6"D (16.3 x 16.0 x 11.7 cm)

Weight:3.9 lb (1.8 Kg)

Approvals:C-tick, CE

Warranty:1 year

Note: Screw version actuators designed for VB-7XXX only.: