The Pneumatic Electric Relay EPU 220V is designed for reliable control in pneumatic systems. This relay operates on a 220V power supply and is engineered to meet industry standards for safety and performance. Its robust construction ensures durability in harsh environments, while the compact design allows for easy installation. Ideal for automation and control applications, this relay enhances system efficiency and reliability. With its precise operation, it is a critical component for maintaining optimal performance in pneumatic systems.
Commercial Building Controls : Pneumatic Products : Pneumatic Switches : P658 : P658A1013/U
Surface Mounted Pneumatic / Electric Switch with Factory Calibrated at 10 psi.
Overview
Pneumatic-electric switches convert a controller's pneumatic signal to electrical switching, providing start and stop control. Replacements available for Johnson, Powers, Robertshaw, Barber-Colman, and older Honeywell pneumatic/ electric switches.
Features
- Models available for surface or panel mounting.
- Barb protected by open cage.
- All ferrous parts plated to prevent corrosion.
- Factory calibrated setpoint field adjustable to meet job requirements.
- Neoprene diaphragm element.
Product Specifications
- Application
- Pneumatic / Electric Switch
- Dimensions (in.)
- 5 3/8 in. high x 3 3/8 in. wide x 2 in. deep
- Dimensions (mm)
- 137 mm high x 86 mm wide x 51 mm deep
- Maximum Safe Operating Pressure (psi)
- 30 psi, maximum
- Maximum Safe Operating Pressure (kPa)
- 207 kPa, maximum
- Temperature Range (F)
- 40 F to 140 F
- Temperature Range (C)
- 4 C to 66 C
- Includes
- Case
- Comments
- Factory Calibrated at 10 psi
- Mounting
- Surface (includes case)
- Frequency
- 60 Hz
- Approvals, Underwriters Laboratories Inc.
- Category SDFY or SDFY2
- Electrical Connections
- Screw terminals
- Operating Humidity Range (% RH)
- 5 to 95% RH, 80 F (27C) max wet bulb
- Approvals, Canadian Underwriters Laboratories Inc.
- Listed, Volume II
- Differential Pressure Range (psi)
- 2 psi
- Differential Pressure Range (kPa)
- 14 kPa
- Switch Operation
- Converts pneumatic signal to electrical switching action (SPDT)
- Switching Action
- Make R-W on pressure rise to setpoint plus differential,Make R-B on pressure fall to setpoint
- Pilot Duty Ratings
- 750 VA @ 125, 250 or 277 Vac
- Switch Type
- Pneumatic/Electric Switch
- Air connections
- Barb fitting for 1/4 in. (6 mm) O.D. plastic tubing
- Setpoint Range (psi)
- Field Adjustable--2 to 24 psi
- Setpoint Range (kPa)
- Field Adjustable--14 to 165 kPa
- Motor Load
- 1 hp @ 125 Vac, 2 hp @ 250 or 277 Vac
- Resistive Load
- 25A @ 125, 250 or 480 Vac
