Barber Colman EA-21 Valve Actuator EA21
90 Deg Travel Limit, 12 Sec Travel Time, 50 in-lbs Torque, No Auxiliary Switch
BRAND NEW OR REBUILD
In conjunction with primary loop controllers, these low torque non-spring
return actuators proportionally position fuel valves, butterfly valves,
dampers or other similar devices. The output shaft moves in both directions
and can stop at any point in the stroke. Four models are available
featuring a standard 100? internal feedback slidewire and a selection of
travel times and rotation limits. Not available with end limit switches,
some models have auxiliary switches and a variety of optional features.
The EA20 Series is UL and cUL or CSA listed, except for models with builtin
transformers. CSA listed models are: EA21-00003-000-0-00, EA22-
00000-000-0-00 and EA24-00000-000-0-00. The EA20 Series is compatible
with the VB-7000- and VB-9000 valves.
Control action: Floating or proportional electric
Torque: 50 in-lbs:
Shaft rotation: Reversible proportional – 90º or 180º travel limit
Dimensions: 7″ H x 5-3/8″ W x 6-5/16″ D
Weight: 8lbs.
Case: Die cast aluminum w/ 2 Knockouts each side
Temperature: -40 to 136ºF (-40 to 58ºC)
Humidity: 5 to 95% RH, non-condensing
Power consumption: 28 watts
Mounting: Upright
Auxiliary switch: Adjustable SPDT snap acting, factory set to close
one contact and open the other at end of clockwise rotation
EA21-00000-000-0-00: Contact Controlled, 120Vac/60Hz, 100ohm Slidewire Feedback
EA21-21370-000-0-00: 4-20mA Input, Rain Tight Housing, NEMA 4 Cover, 120Vac/60Hz, 100 Ohm Slidewire Feedback
We ship this product worldwide! Delivery is normally stock.
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