Pepperl Fuchs KCD2-STC-Ex1 Transmitter Power Supply (70150439)
P&F KCD2-STC-Ex1 is a compact 1-channel SMART transmitter power supply for use with 2-wire SMART transmitters and current sources in hazardous areas. It offers selectable current source, sink, or voltage output modes, DIP switch configuration, and integrated HART resistor functionality. This slimline module ensures safe analog signal transmission into the control zone and supports HART and BRAIN communication protocols.
Technical Specifications
- Model: KCD2-STC-Ex1
- Function: SMART Transmitter Power Supply
- Channels: 1
- Input Signal: 4 … 20 mA
- Output Signal: 4 … 20 mA (source/sink) or 1 … 5 V
- Power Supply: 19 … 30 V DC (via Power Rail or terminals)
- Signal Direction: Field to control side
- Mounting: 35 mm DIN rail (EN 60715)
- Connection Type: Screw terminals with HART test sockets
Electrical Features
- Isolation: 3-way isolation (input/output/power)
- Operating Modes: Source, sink, or voltage output via DIP switch
- Signal Type: Analog (4–20 mA, 1–5 V) with HART and BRAIN support
- Ripple: 20 mV rms
- Load Resistance: 0 … 350 Ω (source mode)
- Rise/Fall Time: ≤ 10 ms
- Settling Time: ≤ 50 ms
- Frequency Range: 0 … 3 kHz (bi-directional)
Environmental Conditions
- Temperature Range: -40 … 70 °C
- Protection: IP20
- Weight: Approx. 100 g
- Housing Type: A2 (12.5 x 119 x 114 mm)
- Approvals: ATEX, IECEx, UL, FM
Hazardous Area Compliance
- Zone Classification: Zone 0, 1, 2 / Div. 1, 2
- ATEX Marking: II (1) G [Ex ia Ga] IIC / II (1) D [Ex ia Da] IIIC / I (M1) [Ex ia Ma] I
- IECEx Marking: [Ex ia Ga] IIC, [Ex ia Da] IIIC, Ex ec IIC T4 Gc
- SIL Rating: SIL 2 compliant (SC 3, IEC/EN 61508)
Key Features & Benefits
✅ Ultra-Slim Design: Just 12.5 mm wide for dense DIN-rail installations.
✅ Selectable Outputs: Current source, sink, or voltage output.
✅ HART Communication: Built-in 250 Ω resistor and test sockets for diagnostics.
✅ Wide Temp Range: Operates reliably from -40 to +70 °C.
✅ SIL 2 Certified: Safe for use in demanding industrial applications.
📦 Buy Pepperl+Fuchs KCD2-STC-Ex1 from Drive Outlet Megastore
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Engineered for high-density installations and precise analog signal handling in Ex-rated environments.
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