PEPPERL+FUCHS KFD2-STC4-Ex1.2O SMART TRANSMITTER POWER SUPPLY P/N: 231389
The Pepperl+Fuchs KFD2-STC4-Ex1.2O (Part Number: 231389) is a high-performance, 1-channel isolated barrier designed for industrial process control. It safely supplies power to 2-wire and 3-wire SMART transmitters in hazardous areas, splitting the incoming signal into two isolated 0/4 mA to 20 mA analog outputs for the safe area. Featuring full bi-directional HART communication capability and SIL 3 functional safety certification, this DIN-rail-mounted module ensures reliable signal conditioning and explosion protection in critical environments.
| Specifications | |
| Product Make | PEPPERL+FUCHS |
| Rated Voltage | 20 to 35 V DC |
| Connection Type | Power Rail or terminals 14+, 15- |
| Ripple | Within the supply tolerance |
| Power Dissipation | 1.8 W |
| Power Consumption | 2.4 W |
| Input Signal | 0/4 mA to 20 mA |
| Connection Terminals | 1+, 2-, 3 OR 5-, 6+ |
| Open Circuit Voltage | 22.7 V (terminals 1+, 3-) |
| Short-Circuit Current | 38 mA (terminals 1+, 3-) |
| Condition | Good |
| Warranty | 3 Months |
| Country of Origin | Germany |
| Protection Degree | IP20 |
| Length | 124mm |
| Width | 20mm |
| Height | 115mm |
| Weight | 200g |









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