Pepperl+Fuchs Switch Amplifier KFD2-ST2-Ex2
The Pepperl+Fuchs KFD2-ST2-Ex2 (Part No. 181000) is an intrinsically safe switch amplifier designed to interface NAMUR sensors and mechanical contacts located in hazardous areas with control systems in safe areas. It provides galvanic isolation, reliable signal transmission, and explosion protection, making it suitable for marine, oil & gas, chemical, and industrial automation applications.
BRAND
Pepperl+Fuchs
TYPE
Switch Amplifier
PART NO.
181000
MODEL
KFD2-ST2-Ex2
Full Technical Specifications ▶
| Parameter | Value / Description |
|---|---|
| BRAND | Pepperl+Fuchs |
| TYPE | Switch Amplifier |
| PART NO. | 181000 |
| MODEL | KFD2-ST2-Ex2 |
| SERIES | K-System |
| Input Type | NAMUR Sensor or Dry Contact |
| Output Type | Active Transistor Output |
| Supply Voltage | 20–30 V DC |
| Output Voltage | DC ≤ 30 V |
| Maximum Safe Voltage (Um) | 40 V DC |
| Line Fault Detection (LFD) | Supported (Lead Break / Short Circuit Detection) |
| Connection Type | Screw Terminal |
| Mounting | 35 mm DIN Rail |
| Maximum Output Values | Uo = 10.5 V, Io = 13 mA, Po = 34 mW |
| Application | Intrinsically safe signal isolation for NAMUR proximity sensors and dry contacts in hazardous areas, process automation, chemical plants, oil & gas, marine, and industrial automation. |
| Made In | Singapore |
| REF NO | 538 |
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