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VAV-PRC011M-EN 121
Pneumatic Controls
3011 Pneumatic Volume Regulator
Specifications
Differential Pressure Range
0-1 in. wg (0–249 Pa)
Minimum Setpoint Range
0-1 in. wg (0–249 Pa)
Maximum Setpoint Range
0.05 in. wg (12.5 Pa) above minimum to 1 in. wg (249 Pa) above minimum
Operating Static Pressure Range
0.25 in. wg—6.0 in. wg (62.3–1494 Pa)
Reset Pressure Span
Factory-set at 5 psig (34.5 kPa)
Field-adjustable from 0 to 10 psig
(0 to 68.9 kPa)
Reset Start Point
Field-adjustable from 0 to 10 psig
(0 to 68.9 kPa)
Main Air Pressure
15 to 30 psig (103 to 207 kPa)
Air Consumption
28.8 scim (0.472 L/m) at 20 psig (138 kPa) main air pressure
Operating Environment
40 to 120ºF (4 to 49°C)
Storage Environment
-40 to 140ºF (-40 to 60°C)
Output Sensitivity
5 psig/0.02 in. wg (34.5 kPa/5.0 Pa)
Physical Dimensions
Width: 4.5" (114.3 mm)
Length: 2.3" (58.4 mm)
Height: 3.87" (98.3 mm)
Weight: 11 oz (312 g)
The pneumatic volume regulator (PVR) is a controller that provides a
consistent airflow to the space, regardless of varying inlet duct pressure
conditions, in response to a pneumatic thermostat signal. The controller
maintains minimum and maximum airflow setpoints. The 3011 PVR can be
set to control either normally open or normally-closed air valve actuators
and can be calibrated to accept either direct-acting or reverse-acting
thermostat signals. Fixed reset control of maximum and minimum airflow
setpoints is provided.
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