Pepperl Fuchs KFD2-VR2-Ex1.50M Voltage Repeater (181951)
P&F KFD2-VR2-Ex1.50M is a 1-channel voltage repeater that transfers ultra-low voltage signals (±50 mV) from load cells, strain gauges, or inductive oscillation sensors in hazardous areas to the safe zone. Designed for high-precision applications, it offers configurable lead break detection and galvanic isolation between input, output, and power circuits. Housed in a compact 20 mm DIN-rail unit and certified for use up to SIL 2.
Technical Specifications
- Model: KFD2-VR2-Ex1.50M
- Function: Voltage signal repeater for hazardous area applications
- Channels: 1
- Input Signal: ±50 mV from load cells, strain gauges, or op-amps
- Output Signal: ±50 mV to control system
- SIL Rating: SIL 2 compatible
Electrical Features
- Input Terminals: 4+, 5- (field side)
- Input Resistance: ≥ 20 MΩ
- Output Terminals: 7+, 8- (control side)
- Output Resistance: Max. 3 Ω
- Fault Detection: Configurable upscale/downscale via DIP switches
- Line Fault Signal: > +100 mV (upscale), < –100 mV (downscale)
- Accuracy: ±3 µV to ±0.05% span (post power-up)
- Cut-off Frequency: 350 Hz (–3 dB)
- Rise Time: ≤ 1 ms
Environmental Conditions
- Operating Temperature: –40 … +60 °C (extendable to +70 °C)
- Protection Class: IP20
- Mounting: DIN rail (35 mm, EN 60715)
- Dimensions: 20 × 119 × 115 mm (W × H × D)
- Weight: Approx. 125 g
Hazardous Area Compliance
- Zones: Zone 0, 1, 2 / Div. 1, 2
- ATEX Marking: II (1)G [Ex ia Ga] IIC, II (1)D [Ex ia Da] IIIC
- IECEx Marking: [Ex ia Ga] IIC, [Ex ia Da] IIIC, [Ex ia Ma] I
- Type of Protection: Ex ec IIC T4 Gc
- Max Safe Voltage (Um): 250 V
- Galvanic Isolation: 375 V peak, input/output/power
Key Features & Benefits
✅ Ultra-Precise Signal Transfer: Ideal for ±50 mV signals from strain sensors.
✅ Selectable Fault Detection: Upscale or downscale lead break detection.
✅ Fast Response: 1 ms rise time with 350 Hz cutoff.
✅ Wide Temp Range: Operates down to –40 °C and up to +70 °C.
✅ SIL 2 Safety: Trusted performance in safety-related environments.
📦 Buy Pepperl+Fuchs KFD2-VR2-Ex1.50M from Drive Outlet Megastore
At Drive Outlet Megastore we offer unbeatable KFD2-VR2-Ex1.50M prices on genuine Pepperl+Fuchs voltage repeaters.
Ideal for precision low-voltage signal transfer in hazardous zone measurement applications – from load cells to strain gauges.
In stock with fast UK delivery and expert support on request.
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