FP-RLY-420

National Instruments FP-RLY-420 / FP-RLY-422 Relay Module
Features

• -40 to 70°C Operating Range
• 4 Electromechanical Relays
• Isolated Input-Output (2,500 Vrms Breakdown Isolation)
• Non-Latching, SPDT Relays
• Switch Up to 3 A at 35 VDC or 250 VAC

The National Instruments FP-RLY-420 / FP-RLY-422 devices are versatile relay modules used to control digital signals ranging from low voltages to 125 VDC and to 250 VAC. They include onboard diagnostics to ensure trouble-free maintenance. These modules are used to control motors, indicator lights, and power circuits.

The FP-RLY-422 module has the following features:
- 4 Single-Pole Double-Throw (SPDT) relay channels
- Hot plug and play operation
- On/Off LED indicators
- Switching capacity 3 A at 35 VDC or 250 VAC
- 3,000 V input to output isolation
- Double insulated for 250 V safe working voltage
- –40 to +70 °C operation