Fairchild Pneumatic Positive and Negative Bias Relay
- Product Type: Biasing Relay
- Manufacturer: Fairchild
- Product Family: Model 14
Pneumatic Positive and Negative Bias Relay; Item Positive and Negative Bias Relay; Overall Dimension 3 Inch Width x 8 Inch Height; Pipe Size 1/4 Inch BSPT Threaded; Material Aluminum (Body/Housing); Mounting Hole Size (2) 1/4 Inch-20 TPI x 0.5 Inch; Gauge Port Size (2) 1/4 Inch Threaded; Bias Pressure Range -18 to 100 PSIG; Supply Pressure 250 PSIG (Maximum); Signal/Output Pressure 150 PSIG (Maximum); Supply Pressure Effect 0.1 PSIG; Flow Capacity 40 SCFM at 100 PSIG; Exhaust Capacity 5.5 SCFM; Sensitivity 1/2 Inch WC; Ambient Temperature -40 to 200 Deg F; Includes Stainless Steel/Brass/Zinc Plated Steel Trim, Nitrile on Dacron Diaphragm, Tapped Exhaust Vent; Applicable Standard ISO 9001, FMFeatures
Control Sensitivity of 1/2 Inch Water Column Allows Use in Precision Applications; A Balanced Supply Valve Minimizes the Effects of Supply Pressure Variation; An Aspirator Tube Minimizes Downstream Pressure Droop Under Flow Conditions; A Separate Control Chamber Isolates the Diaphragm from the Main Flow to Eliminate Hunting and Buzzing; Allows Use in Precision Applications; Minimizes the Effects of Supply Pressure Variation; Minimizes Downstream Pressure Droop Under Flow Conditions; Isolates the Diaphragm from the Main Flow to Eliminate Hunting and Buzzing; Easy to Install in the Field Certification for Use in All Canadian Territories and ProvincesSeries/Model Info
Designed for applications that require an output pressure that is the sum of a controlled input signal plus or minus a fixed bias, Fairchild's Model 14 Biasing Pneumatic Relay provides versatility in its ability to provide either positive or negative biasing in a single unit.