Beckhoff EL3154 Analog Input Terminal

The Beckhoff EL3154 is a 4-channel analog input terminal designed for precise current measurement in the 4 to 20 mA range. Each input channel is digitized at 16-bit resolution and electrically isolated for safe data transmission via EtherCAT to the higher-level controller. The EL3154 supports both 2-wire sensor connection and advanced signal diagnostics, making it a robust choice for industrial process monitoring.

Built-in distributed clock support, limit value monitoring, and filter configuration (FIR/IIR) allow for tailored signal conditioning, while onboard diagnostics provide overload and broken wire detection via front-facing LEDs.

Technical Specifications

Manufacturer: Beckhoff
Part Number: EL3154 Beckhoff
Product Type: Analog Input Terminal
Input Channels: 4 (single-ended)
Signal Range: 4…20 mA
Resolution: 16-bit (including sign)
Conversion Time: ~100 µs
Input Filter Frequency: 5 kHz
Internal Resistance: Typ. 85 Ω + diode voltage
Dielectric Strength: Max. 30 V

Electrical & Communication

Electrical Isolation: 500 V (E-bus/signal)
Distributed Clocks: Yes
Current Consumption (E-bus): Typ. 130 mA
Power Contact Current Load: Imax: 10 A
Bit Width: 16 byte (input)
Special Functions: Activatable FIR/IIR filters, limit monitoring, compact/standard process image
Configuration: No manual addressing required

Mechanical & Installation

Dimensions (W x H x D): 12 mm x 100 mm x 68 mm
Weight: Approx. 60 g
Mounting: 35 mm DIN rail (EN 60715)
Housing Type: Compact terminal (polycarbonate)
Wiring:
– Solid: 0.08…2.5 mm²
– Flexible: 0.08…2.5 mm²
– Ferrule: 0.14…1.5 mm²
AWG Range: AWG28…14
Stripping Length: 8…9 mm

Environmental & Standards

Operating Temperature: -25…+60°C
Storage Temperature: -40…+85°C
Relative Humidity: 95%, no condensation
Protection Rating: IP20
Vibration/Shock Resistance: EN 60068-2-6 / EN 60068-2-27
EMC Standards: EN 61000-6-2 / EN 61000-6-4

Certifications:
– CE, UL, CCC
– ATEX: II 3 G Ex ec IIC T4 Gc
– IECEx: Ex ec IIC T4 Gc
– cFMus:
Class I, Division 2, Groups A-D
Class I, Zone 2, AEx ec IIC T4 Gc

Key Features

✅ 4-Channel 4–20 mA Input: Perfect for process control applications.

✅ High Accuracy: 16-bit resolution with < ±0.3% measurement error.

✅ Integrated Diagnostics: Detects overloads and broken wires.

✅ Ready for 2-Wire Sensors: Supports direct 2-wire connection via 24 V power contact.

✅ Robust Design: Compact 12 mm housing with IP20 protection.

📦 Buy Beckhoff EL3154 Analog Input Terminal – 4x 4–20 mA, 16 Bit, DIN Rail Mount

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This high-performance EtherCAT analog input module is ideal for precision sensor applications in automation systems. Order today and get fast, UK-wide delivery.

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