Loading...

Barber Colman Pneumatic Actuators

Robertshaw Pneumatic Damper Actuators

Robertshaw Damper Actuators are used in pneumatic control systems to position air dampers. These actuators can be used for both a gradual or positive action. Actuators include right angle mounting bracket, ball joint, crankarm, and push rod.

ORDERING INFORMATION
ORDER # SIGNAL DAMPER STROKE
2472-120 4-8# 3 sq.ft 2"
2472-130 5-10#
2472-140 8-13#
2473-120 4-8# 12 sq. ft. 3"
2473-130 5-10#
2473-140 8-13#
2473-160 8-13# w/ pos.
2474-120 4-8# 25 sq. ft. 4"
2474-130 5-10#
2474-140 8-13#
2474-160 8-13# w/ pos.

ACCESSORIES & REPAIR PARTS
ORDER # DESCRIPTION
21-840 2" Diaphragm
21-841 3" Diaphragm
21-842 4" Diaphragm
2850-017 3" Pos Kit - 5# span
2850-018 3" Pos Kit - 10# span
2850-019 4" Pos Kit - 5# span
2850-020 4" Pos Kit - 10# span


Barber Colman Pneumatic Damper Actuators

Proportional pneumatic actuator used to control dampers, mixing boxes, air valves, etc., for heating, ventilating and air conditioning systems. Mounting bracket included with actuator.

ORDERING INFORMATION
ORDER # SPRING DAMPER
MK-4401 3-8# 4-5 sq. ft.
MK-4411 5-10#
MK-4421 8-13#
MK-3101 3-8# 11-15 sq. ft
MK-3111 5-10#
MK-3121 8-13#
MK4-3121 8-13# w/pos
MK-7101 3-8# 37 sq. ft
MK-7121 8-13#
MK4-7121 8-13# w/pos
AK-42309-500 Positioner


Barber Colman Two-way Straight Valves

These compact Diaphragm Control Valve Assemblies are designed:

  • for the control of hot or chilled water, or low pressure steam
  • to permit installation within a small enclosure
  • to be used for exposed fin tube converters or cast iron radiators
SPECIFICATIONS
Flow Equal Percentage
Maximum Pressure 150psi: Hot Water 35psi: Steam
Connection Inlet: FPT Outlet: MPT Union

ORDERING INFORMATION
SIZE Cv N.O. SPRING RANGES N.C. SPRING RANGES
3-7# 5-10# 8-13# 5-10# 8-13#
1/2'' 4.4 VK-7211-201-4-04 VK-7211-202-4-04 VK-7211-203-4-04 VK-7221-202-4-04 VK-7221-203-4-04
3/4'' 7.5 VK-7211-201-4-06 VK-7211-202-4-06 VK-7211-203-4-06 VK-7221-202-4-06 VK-7221-203-4-06
1'' 14.0 VK-7211-201-4-08 VK-7211-202-4-08 VK-7211-203-4-08 VK-7221-202-4-08 VK-7221-203-4-08
1-1/4'' 20.0 VK-7211-201-4-09 VK-7211-202-4-09 VK-7211-203-4-09 VK-7221-202-4-09 VK-7221-203-4-09


Barber Colman Two-way Angle Valves

SPECIFICATIONS
Flow Equal Percentage
Maximum Pressure 150psi: Hot Water 35psi: Steam
Connection Inlet: FPT Outlet: MPT Union

ANGLE VALVE ORDERING INFORMATION
ORDER # RANGE SIZE Cv
VK-7211-201-3-04 3-7# 1/2'' 5.0
VK-7211-203-3-04 8-13#
VK-7211-201-3-06 3-7# 3/4'' 8.5
VK-7211-203-3-06 8-13#
VK-7211-201-3-08 3-7# 1'' 16.0
VK-7211-203-3-08 8-13#
VK-7211-201-3-09 3-7# 1-1/4'' 22.0
VK-7211-203-3-09 8-13#


Barber Colman Oval Pneumatic Valve Actuator

For compact actuation of 1/2'' through 1-1/4'' Barber-Colman valves. Has 6 sq. in. diaphragm area. For new installations, the AV-400 linkage kit is required.

ORDERING INFORMATION
ORDER # DESCRIPTION
MK-2690 Oval Pneumatic Valve Actuator
AV-400 Valve Linkage Kit with 3-7#(yellow), 5-10#(black), and 5-13#(blue) springs included
PNV-102-1 Replacement Diaphragm


Barber Colman Pneumatic Actuators for Medium Valves

For Medium Duty (11 sq. in. diaphragm) pneumatic actuation of 1-1/2" to 2" Barber-Colman valves.

ORDERING INFORMATION
ORDER # RANGE VALVE SIZE
MK-4601 3-6# 1/2" to 1-1/4"
MK-4611 5-10#
MK-4621 10-13#
AV-401 Linkage for MK-46XX series
PNV-2 Replacement Diaphragm


Barber Colman Pneumatic Actuators for Large Valves

For Larger Valves (50 sq. in. diaphragm) to actuate 2-1/2" to 6" pneumatic valves

ORDERING INFORMATION
ORDER # RANGE STROKE
MK-6801 3-6# 1"
MK-6811 5-10#
MK-6821 10-13#
MK-6911 5-10# 1-1/2"
AV-430 Linkage for VB-9xx3 and VB-9xx4 (1-1/2", 2"), VB-9232 (1-1/2" to 6")
AV-495 For VB-9313, VB-9323
PNV-202 Replacement Diaphragm

b - Used on VB-9323-0-5-14,15,16 valve bodies only.


Barber Colman Heavy Duty Pneumatic Valve Actuators

For Higher Closeoff Needs (100 sq. in. diaphragm), this actuator will operate pneumatic valves from 2.5" to 6".

ORDERING INFORMATION
ORDER # RANGE DESCRIPTION
MK-8801 3-8# 1" Stroke for 2-1/2" to 4" Valves
MK-8811 5-10#
MK-8821 8-13#
MK-8901 3-8# 2" Stroke for 5" and 6" Valves
MK-8911 5-10#
MK-8921 8-13#
AV-496 Valve Linkage
PNV-202 Diaphragm (2 required)
PNV-312 Rolling Diaphragm
No data found

Close

Search:

Authorized distributor of more than 200,000 HVAC
parts & controls.


Join Our Mailing List
Email:
 
Follow us on LinkedIn Follow us on FaceBook Follow us on Twitter

When you get a bladder infection, urine trouble.I changed my i Pod's name to Titanic.  It's syncing now.What does a clock do when it's hungry?  It goes back four seconds.I used to be a banker, but then I lost interest.Broken pencils are pointless.I dropped out of communism class because of lousy Marx.What do you call a dinosaur with an extensive vocabulary?  A thesaurus.When chemists die; they Barium.England has no kidney bank, but it does have a Liverpool.All the toilets in New York's police stations have been stolen.  Police have nothing to go on.Jokes about German sausage are the wurst.I know a guy who's addicted to brake fluid.  But he says he can stop any time.I got a job at a bakery because I kneaded dough.Cartoonist found dead in home.  Details are sketchy.How does Moses make his tea?  Hebrews it.I stayed up all night to see where the sun went.  Then it dawned on me.This girl said she recognized me from the vegetarian club, but I'd never met herbivore.I'm reading a book about anti-gravity and I can't put it down.I did a theatrical performance about puns.  It was a play on words.They told me I had type A blood, but it was a Type-O.Why were the Indians here first?  They had reservations.Class trip to the Coca-Cola factory.  I hope there's no pop quiz .Energizer Bunny arrested.  Charged with battery.I didn't like my beard at first.  Then it grew on me.Did you hear about the cross eyed teacher who lost her job because she couldn't control her pupils?