Pepperl+Fuchs KFD2-VR4-Ex126 Intrinsically Safe Relay Module
Designed for hazardous environments, the KFD2-VR4-Ex126 intrinsically safe relay module ensures secure signal transmission and switching in explosive atmospheres. Commonly used in petrochemical, pharmaceutical, and industrial facilities, this module meets global safety standards while maintaining operational reliability.
Technical Specifications
| Attribute | Details |
|---|---|
| Manufacturer | Pepperl+Fuchs |
| Model Number | KFD2-VR4-Ex126 |
| Input Voltage | 24 V DC |
| Output Type | Relay Contact |
| Channels | 4 independent relays |
| Isolation Voltage | 250 V AC |
| Operating Temp | -20°C to +60°C |
| Certifications | ATEX, IECEx, UL, CSA |
| Mounting | DIN Rail |
| Weight | 280g |
In practice, this module shines where safety and reliability intersect. We’ve supplied these to oil refineries in Saudi Arabia and chemical plants in Germany, where they’ve consistently handled explosive atmospheres without incident. The DIN rail design simplifies retrofitting into existing control cabinets, and the 24V DC compatibility works seamlessly with PLC systems like ABB AC800PEC or Rockwell 1756 series.
Application Scenarios
Common applications include:
- Zone 1/2 hazardous area signal switching
- Interfacing DCS systems with field devices
- Emergency shutdown (ESD) circuits in refineries
We frequently pair this with complementary components like the Siemens 3500 vibration monitoring system or GE VMIVME-7807 modules for integrated control solutions.
Our Services
With 16 warehouses across 6 countries, we offer 1-year quality guarantees on all products. For urgent needs, we’ve shipped this module to Norway within 48 hours using our bonded inventory network. Pricing varies based on configuration – contact us via:
- WhatsApp: +86 190-6659-1275
- Email: abbdcs36@gmail.com
Personally, I recommend confirming your existing system specs before ordering – some older DCS platforms might require firmware updates for optimal compatibility.
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