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Air Pressure Proving Switches
Down to 0.15" WC
Down to 0.15" WC
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R74 Air Pressure Proving Switch - CREATE SWITCH FOR NEW APPLICATION
CODE:
$
150.00
DIFFERENTIAL, GAUGE PRESSURE OR VACUUM SWITCH
Pressure range from 0.2" W.C. TO 22" W.C.
Up to 10 Amp, 480 VAC Ratings
Weather tight or panel mount housing options
Custom Set Point and Features
Optional foot mount, fittings and port orientation
UL and CSA approval options
Screw Terminals, SO cord or MTW wire with conduit adapter for easy termination
-65F to 165F Temperature Range
1/8" NPT female standard ports
Part number: R74-xxx-xxx
Pressure Range (in inches WCD):
B1: 0.20"-2.25", deadband 0.17"
C1: 0.22"-4.00", deadband 0.19"
2: 0.50"-8.00", deadband 0.25"
9: 2.00"-22.00", deadband 0.48"
Set Point if needed (within the selected pressure range). (
?
):
Termination:
G: 6-32 Screws - for mounting in enclosure
H: 1/4" Male spades - for mounting in enclosure
A: 1/2" Conduit adapter with 3 potted MTW wires (3 ft) SPDT - water tight
I: Strain relief with potted 3 wire SO cord (3 ft) SPDT - water tight
J: Knockout Box
Low Port Fitting Options:
None
D1: Bulkhead fitting - 0.218" restrictor opening
E1: Nipple mounting restrictor - 3/16" restrictor opening
Q1: Hose barb fitting for 3/16" tubing - 5/32" restrictor opening
P1: Atmosphere port restrictor - 0.042" restrictor opening
High Port Fitting Options:
None
D2: Bulkhead fitting - 0.218" restrictor opening
E2: Nipple mounting restrictor - 3/16" restrictor opening
Q2: Hose barb fitting for 3/16" tubing - 5/32" restrictor opening
P2: Atmosphere port restrictor - 0.042" restrictor opening
Mounting Options:
None
C: Foot mount
Port Location Options:
U: Lo port 90 degrees CCW from Hi Port when looking at adjusting screw
Standard: Hi Port and lo port 180 degrees apart
T: Lo port 90 degrees CW from Hi Port when looking at adjusting screw
V: Hi Port and lo port on top of each other - at same location
Quantity:
R70 Air Pressure Proving Switch - CREATE SWITCH FOR NEW APPLICATION
CODE:
$
150.00
DIFFERENTIAL, GAUGE PRESSURE OR VACUUM SWITCH
Pressure range from 0.6" W.C. TO 22" W.C.
Up to 15 Amp, 480 VAC Ratings
Weather tight or panel mount housing options
Custom Set Point and Features
Optional foot mount, fittings and port orientation
UL and CSA approval options
Screw Terminals, SO cord or MTW wire with conduit adapter for easy termination
-65F to 165F Temperature Range
1/8" NPT female standard ports
Part number: R70-xxx-xxx
Pressure Range (in inches WCD):
B1: 0.60"-2.2", deadband 0.50"
C1: 0.65"-4.00", deadband .53"
2: 1.50"-8.00", deadband 0.75"
9: 2.00"-22.00", deadband 1.1"
Set Point if needed (within the selected pressure range). (
?
):
Termination:
G: 6-32 Screws - for mounting in enclosure
H: 1/4" Male spades - for mounting in enclosure
A: 1/2" Conduit adapter with 3 potted MTW wires (3 ft) SPDT - water tight
I: Strain relief with potted 3 wire SO cord (3 ft) SPDT - water tight
J: Knockout Box
Low Port Fitting Options:
None
D1: Bulkhead fitting - 0.218" restrictor opening
E1: Nipple mounting restrictor - 3/16" restrictor opening
Q1: Hose barb fitting for 3/16" tubing - 5/32" restrictor opening
P1: Atmosphere port restrictor - 0.042" restrictor opening
High Port Fitting Options:
None
D2: Bulkhead fitting - 0.218" restrictor opening
E2: Nipple mounting restrictor - 3/16" restrictor opening
Q2: Hose barb fitting for 3/16" tubing - 5/32" restrictor opening
P2: Atmosphere port restrictor - 0.042" restrictor opening
Mounting Options:
None
C: Foot mount
Port Location Options:
Standard: Hi Port and lo port 180 degrees apart
T: Lo port 90 degrees CW from Hi Port when looking at adjusting screw
U: Lo port 90 degrees CCW from Hi Port when looking at adjusting screw
V: Hi Port and lo port on top of each other - at same location
Quantity:
R72 Air Pressure Proving Switch - CREATE SWITCH FOR NEW APPLICATION
CODE:
$
150.00
DIFFERENTIAL, GAUGE PRESSURE OR VACUUM SWITCH
Pressure range from 0.15" W.C. TO 22" W.C.
Up to 10 Amp, 480 VAC Ratings
Weather tight or panel mount housing options
Custom Set Point and Features
Optional foot mount, fittings and port orientation
UL and CSA approval options
Screw Terminals, SO cord or MTW wire with conduit adapter for easy termination
-65F to 165F Temperature Range
1/8" NPT female standard ports
Part number: R72-xxx-xxx
Pressure Range (in inches WCD):
B1: 0.15"-1.25", deadband 0.08"
C1: 0.15"-4.00", deadband 0.09"
2: 0.40"-8.00", deadband 0.13"
9: 2.00"-22.00", deadband 0.22"
Set Point if needed (within the selected pressure range). (
?
):
Termination:
G: 6-32 Screws - for mounting in enclosure
H: 1/4" Male spades - for mounting in enclosure
A: 1/2" Conduit adapter with 3 potted MTW wires (3 ft) SPDT - water tight
I: Strain relief with potted 3 wire SO cord (3 ft) SPDT - water tight
J: Knockout Box
Low Port Fitting Options:
None
D1: Bulkhead fitting - 0.218" restrictor opening
E1: Nipple mounting restrictor - 3/16" restrictor opening
Q1: Hose barb fitting for 3/16" tubing - 5/32" restrictor opening
P1: Atmosphere port restrictor - 0.042" restrictor opening
High Port Fitting Options:
None
D2: Bulkhead fitting - 0.218" restrictor opening
E2: Nipple mounting restrictor - 3/16" restrictor opening
Q2: Hose barb fitting for 3/16" tubing - 5/32" restrictor opening
P2: Atmosphere port restrictor - 0.042" restrictor opening
Mounting Options:
None
C: Foot mount
Port Location Options:
Standard: Hi Port and lo port 180 degrees apart
T: Lo port 90 degrees CW from Hi Port when looking at adjusting screw
U: Lo port 90 degrees CCW from Hi Port when looking at adjusting screw
V: Hi Port and lo port on top of each other - at same location
Quantity:
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Pressure and Vacuum Transmitters
Air Pressure Proving Switches
Down to 0.15" WC
Down to 0.05" WC
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Gauge Isolators and Protectors
Military Applications
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