PEPPERL+FUCHS Isolated Barrier Solenoid Driver KFD2-SL2-Ex2
The PEPPERL+FUCHS KFD2-SL2-Ex2 is a 2-channel isolated barrier designed for intrinsic safety applications in hazardous areas. This professional-grade solenoid driver provides reliable power and control for solenoids, LEDs, and audible alarms while ensuring operational safety.
Key Features
- 2-channel isolated barrier for hazardous area applications
- 24 V DC power supply via Power Rail
- Output: 45 mA at 11.7 V DC
- Non-polarized logic input with defined signal states
- Integrated line fault detection (LFD)
- SIL 2 certification according to IEC/EN 61508
Technical Specifications
| Supply Voltage |
24 V DC (Power Rail) |
| Output Capacity |
45 mA at 11.7 V DC |
| Input Signal |
Logic input, non-polarized 1-Signal: 16-30 V DC 0-Signal: 0-5 V DC Current consumption: ~3 mA |
| Safety Features |
Line fault detection for lead breakage (>10 kΩ) and short circuits (<50 Ω) LED fault indication Collective error message output |
| Safety Certification |
SIL 2 according to IEC/EN 61508 |
Application Function
This isolated barrier provides safe power distribution to field devices located in hazardous areas. Controlled via logic signals, it ensures reliable operation of solenoids, LEDs, and audible alarms while monitoring for line faults and providing comprehensive fault signaling through LED indicators and error message outputs.