DFS-221-112 | Cleveland Controls | Pressure Components
DIFF PRESS SW, FIXED, 0.05+/-0.02" WC
Brand:Cleveland Controls
MPN:DFS-221-112
SKU:DFS-221-112
List Price:
$95.86
Today's Price:
$49.85
Log in for customized pricingproduct specifications
Contact Rating
1 A
Contact Type
SPDT
Approvals
UL, FM, CSA
Connection
OD Tubing
Media Compatibility
Air
Range
±1 in WC
Type
Fixed
Power Required
Switch
Set Point Range
0.05 ±0.02 in
Connection Size
1/4 in
product series specifications
Relay Type: SPDT
Relay Rating: 15 A resistive, 277 VAC, 60 Hz; 300 VA pilot duty @ 115-277 VAC, 60 Hz
Setpoint: Fixed @0.05?WC (12.5 Pa)
Differential: 0.02" WC
Reset Automatic: reset by differential
Sensor Type: Silicone Diaphragm
Operating Pressure Range: 0.05 to 2?WC
Overpressure: (Burst) 13.8?WC (3.45 kPa)
Max Operating Pressure: (Proof) 13.8?WC (3.45 kPa)
Operating Temperature: -40° to 180°F (-40 to 82°C)
Operating Humidity: 10 to 90% Non-condensing
Wetted Parts: Silicone
Media Compatibility: Inert dry air
Process Connection: Barb for 1/4? and 3/8? tubing
Wiring Terminations: 3 Spade terminals, 1/4? x 0.032
Mounting Vertical bracket,: 2 holes 0.187 (0.5cm)
Enclosure Rating: Zink-plated steel, NEMA 1
Dimensions: 4.38W x 6.12H x 2.94D, (11.1 x 15.6 x 7.4 cm)
Weight: 1.2 lb (0.5 Kg)
Approvals: CE, CSA, FM, UL File #MH6213
Warranty: 2 year
product series features
- Fixed set point at 0.05 W.C. (12.5 Pa)
- Prove excessive or insufficient pressure
- Quick connect terminals
- 15A, SPDT switch
more information & related documents
Series Description
The Cleveland Controls Model DFS-221 Fixed Differential Pressure Switch is an airflow proving switch designed for duct heater, oven, and other HVAC and energy management applications. The unit senses positive, negative, or differential pressure with SPDT switch actuation on pressure rise at 0.05 WC, ±0.02 WC. The model DFS-221 is equipped with two barbed sample line connections for use with ID flexible tubing. Electrical connections are made via male quick connect terminals for easy installation.
Kele Description
DIFF PRESS SW, FIXED, 0.05+/-0.02" WC
Manufacturer
Cleveland Controls
Related Documents
DFS-221 Datasheet 
