Description
The Beckhoff EP3174-0002 is a 4-channel EtherCAT Box analog input module that supports both current and voltage signals with 16-bit resolution. Featuring differential inputs, M12 connections, and fast 100 µs conversion time, it provides accurate and versatile measurement for industrial automation.
Technical Specifications
| Condition |
New/Never Used Surplus |
| Brand |
Beckhoff |
| Category |
I/O Modules |
| Part Number |
EP3174-0002 |
| Subcategory |
EtherCAT Analog Input Modules |
| Protocol |
EtherCAT |
| Bus Interface |
2 x M8 socket, 4-pin, a-coded, shielded |
| Number of Inputs |
4 (differential) |
| Input Connections |
M12 x 1, 5-pin, a-coded |
| Conversion Time |
~100 µs |
| Resolution |
16 bit (including sign) |
| Signal Types |
±10 V, 0/4…20 mA (parameterizable per channel) |
| Common-Mode Voltage |
max. 35 V |
| Internal Resistance |
>200 kΩ |
| Measurement Error |
< ±0.3% (relative to full scale) |
| Input Filter Limit Frequency |
5 kHz |
| Input Filter |
Configurable |
| Distributed Clocks |
Yes |
| Nominal Voltage |
24 V DC (-15%/+20%) |
| Current Consumption |
120 mA from US |
| Sensor Supply |
From load supply voltage UP |
| Power Supply Connection |
Feed: 1 x M8 male socket, 4-pin, a-coded; downstream: 1 x M8 female socket, 4-pin, a-coded |
| Electrical Isolation |
500 V |
| Special Features |
Current or voltage parameterizable |
| Operating Temperature |
-25…+60 °C |
| Storage Temperature |
-40…+85 °C |
| Material |
PA6 (polyamide) |
| Dimensions (W x H x D) |
30 x 126 x 26.5 mm |
| Installation |
2 fixing holes, 3.5 mm diameter for M3 screws |
| Weight |
approx. 165 g |
Information About EP3174-0002
The EP3174-0002 is part of Beckhoff’s EtherCAT Box series, designed for decentralized measurement and control in field-level automation. With four differential analog inputs, it allows users to select between voltage (±10 V) and current (0/4…20 mA) measurements on a per-channel basis, providing flexibility for mixed-signal applications. Its 16-bit resolution combined with a fast 100 µs conversion time makes it well-suited for dynamic processes requiring high accuracy. Featuring M12 and M8 industrial-grade connectors, 500 V electrical isolation, and a robust PA6 housing, the EP3174-0002 is engineered for long-term durability in demanding environments.
Key Features:
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Four Differential Inputs: Provides four independent analog inputs for precise measurement of voltage or current signals.
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Multi-Function Capability: Each channel can be parameterized individually for ±10 V or 0/4…20 mA input, offering high application flexibility.
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High-Speed Conversion: Delivers a rapid conversion time of ~100 µs, ensuring fast response in dynamic control processes.
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16-Bit Resolution: Enables fine measurement detail, including signed values, for greater precision in industrial applications.
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Configurable Input Filters: Adjustable filters allow optimization of signal stability versus speed, with a limit frequency of 5 kHz.
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Robust Electrical Design: Provides up to 500 V isolation and supports common-mode voltages up to 35 V for safe operation.
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Industrial-Grade Connectivity: Equipped with M12 input connectors and M8 EtherCAT bus interfaces for reliable field installation.
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Rugged Housing: Built from durable PA6 polyamide, with compact dimensions and simple installation using M3 fixing holes.
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Low Power Consumption: Operates from 24 V DC with only 120 mA current draw, ensuring efficiency in distributed systems.
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Wide Environmental Tolerance: Works in temperatures from -25 °C to +60 °C and withstands storage down to -40 °C.
The EP3174-0002 delivers the reliability and precision required for flexible analog signal acquisition in distributed EtherCAT automation networks.
