Beckhoff IE3102 – IP67 EtherCAT Box for 0–10 V Analog Inputs (2-Channel, 16-bit)

The Beckhoff IE3102 is a compact EtherCAT Box module designed for field-level data acquisition with two high‑resolution 0–10 V analog input channels. It’s built for harsh environments (IP67) and typically used right on the machine—no control cabinet required. From my experience, this model fits production lines that want clean, stable voltage measurements from sensors like displacement probes, potentiometric position transducers, or 0–10 V process transmitters, without running long analog cables back to the PLC.

You might notice that the IE3102 helps streamline wiring: EtherCAT daisy-chaining keeps network topology simple, while M12 style connections (on IE-series) make it plug-and-play in many cases. Customers in packaging and assembly stations usually pick it to capture position or speed reference signals near the tooling, and it seems to be very reliable when there’s oil mist, vibration, or occasional washdowns.

Order Placement Process and Guarantees

• Warranty: 365 days
• Lead time: 1 week if in stock; no more than one month at the latest
• Payment: 50% advance payment, full payment before delivery
• Express delivery: FedEx, UPS, DHL

Key Features

• 2 x 0–10 V analog inputs, 16-bit resolution – good signal fidelity for motion or process feedback.
• EtherCAT, field-mountable – daisy-chain topology keeps installation quick on modular machines.
• IP67 metal housing – typically withstands dust and splash; suited to on-machine mounting.
• Short sensor runs – reduces noise pickup versus cabinet-terminated analog lines.
• Compact footprint – easy to tuck near a station or fixture where the signal originates.
• Scalable with mixed I/O – combine with digital or other analog IE/EP modules on the same EtherCAT trunk.

Technical Specifications

Related or Supporting Products

• Beckhoff EL3102 – 2-ch 0–10 V analog input (cabinet-mounted EtherCAT Terminal). Similar function; choose when I/O must stay inside the panel.
• Beckhoff EJ3102 – 2-ch 0–10 V plug-in module for EJ system. Suited to high-volume/custom backplanes.
• Beckhoff IE3112 – 2-ch 0/4–20 mA analog input in IP67 form. Pick current loop when long cable runs or noise immunity are priorities.
• Power/network cabling – M12-coded EtherCAT and 24 V DC field cables are typically used with IE-series modules to keep IP67 integrity.

Installation & Maintenance

• Environment and mounting: Mount on a rigid surface close to the sensors. Keep cables supported to avoid strain. Maintain IP67 integrity by using matching M12 connectors and gaskets.
• Wiring tips: Use shielded analog cables for 0–10 V signals when the machine has drives nearby. Ground shields on one side to minimize ground loops.
• Network topology: Daisy-chain EtherCAT from the previous node; keep bend radii and cable lengths within Ethernet specs.
• Power distribution: Provide a stable 24 V DC source; separate sensor supply from inductive loads where possible to reduce noise.
• Safety: De-energize the system before connecting or disconnecting M12 connectors. Verify channel mapping in the PLC before releasing to production.
• Routine maintenance: Periodically check connector tightness and inspect seals. From my experience, a quick quarterly wipe-down and visual check prevents most intermittent issues. Firmware updates for the controller/stack are recommended in planned downtimes.
• Calibration: For quality-sensitive measurements, run a reference check against a known 0–10 V source annually or as required by your QA plan.

Quality & Certifications

• Certifications: CE; RoHS compliant. UL/cUL listing is typically available on Beckhoff EtherCAT Box modules depending on variant.
• Manufacturer quality: Produced under ISO-driven processes with consistent firmware/hardware revision control.
• Warranty: 365 days (provided by us as part of the order terms above).