KFA6-DWB-Ex1.D | Pepperl+Fuchs | Rotation Speed Monitor
The Pepperl+Fuchs KFA6-DWB-Ex1.D is a single-channel isolation barrier designed for use in hazardous areas. It monitors discrete signals from devices like NAMUR sensors to detect over-speed or under-speed conditions by comparing them to a programmed setpoint. This device features two relay outputs and line fault detection for enhanced safety and diagnostics. It is commonly used to provide intrinsic safety for applications in industries such as oil and gas, chemical, and pharmaceuticals.
| Property | Value |
| Product Type | Single-Channel Isolation Barrier / Din Rail Module |
| Primary Function | Speed Monitoring (Overspeed/Underspeed) with Relay Outputs |
| Input Signal | Discrete Signals from NAMUR Sensors or Mechanical Contacts |
| Key Feature |
Programmable Setpoint (S1) for Speed Monitoring |
| Configuration | Via Integrated Front Keyboard and Display |
| Start-Up Mode | Configurable Start-Up Override (0.5 - 1000 sec) |
| Property | Value |
| Supply Voltage | 230 VAC |
| Number of Outputs | Two (2) Changeover Relay Contacts |
| Intrinsic Safety | [Ex ia] IIC for Input Circuit (Hazardous Area) |
| Line Fault Detection (LFD) | Yes, for Field Circuit Monitoring |
| Connection Type | Screw Terminal Blocks |
| Mounting | Standard DIN Rail |
| Property | Value |
| Protection Type | FM Approved for Hazardous Locations |
| Hazardous Area Approval | ATEX, IECEx, FM, cFMus |
| Input Protection | Intrinsic Safety (ia) |
| Output Circuit | Non-incendive (for North America) |
| Operating Temperature | -20 °C to +60 °C (-4 °F to +140 °F) |
| Housing Material | Self-Extinguishing Polyamide (UL 94 V-0) |
Achievers Automation Limited is a well-established player in the field of industrial automation with over 12 years of experience. The company provides a comprehensive range of industrial automation components and instruments to customers in over 45 countries worldwide.
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