BECKHOFF ER3204-0002 EtherCAT Box EtherCAT Terminal

SKU ER3204-0002

Disponibile

12-month warranty
Free returns within 30 days

Manufacturer: BECKHOFF
Product No.: ER3204-0002
Origin Germany
Product Type: EtherCAT Box
Payment: T/T, Western Union
Weight: 0.265 kg
Shipping port: Xiamen
Warranty: 12 months

Product Description

Description

The BECKHOFF ER3204-0002 EtherCAT Box is an industrial I/O module designed for direct mounting in harsh machine environments without requiring a control cabinet. Functioning as a 4-channel analog input module, it enables the direct connection of resistance thermometers for precise temperature measurement across decentralized automation architectures. Communication with the higher-level control system is handled via the high-speed EtherCAT protocol.

This IP65/66/67-rated module supports a wide variety of sensor types, including Pt and Ni resistance sensors, as well as general resistance measurements. Connection technology utilizes M12 screw-type connectors for the sensor inputs and robust M8 interfaces for network communication and power distribution, ensuring secure and reliable operation in demanding industrial machinery and plant installations.

Features

Four analog input channels for resistance thermometers and resistance measurement
Direct machine-level mounting with IP65, IP66, and IP67 protection ratings
Support for multiple sensor types including Pt100, Pt200, Pt500, Pt1000, Ni100, Ni120, and Ni1000
Configurable input filter variations and adjustable conversion times
Integrated open-circuit recognition for enhanced diagnostic reliability
Daisy-chain power supply connection via M8 male and female sockets

Applications

Decentralized temperature monitoring in machine building and factory automation
Industrial processing systems requiring cabinet-free I/O placement
Conveyor and handling equipment operating in wet or dusty environments
Thermal management systems utilizing Pt100 or Ni1000 sensors

Technical Specifications

General

Parameter	Specification
Manufacturer	BECKHOFF
Exact Model	ER3204-0002
Product Type	EtherCAT Box
Protocol	EtherCAT

Signal and I/O

Parameter	Specification
Number of Inputs	4
Sensor Types	Pt100, Pt200, Pt500, Pt1000, Ni100, Ni120, Ni1000, resistance measurement (10 ohm to 1.2/4 kohm)
Signal Type	Pt100
Measuring Range	-200 to +850 degC (Pt sensors); -60 to +250 degC (Ni sensors)
Resolution	0.1 degC per digit
Measurement Error / Uncertainty	< ±0.5 degC (Pt sensors in 4-wire connection)
Conversion Time	800 ms up to 2 ms (default: approx. 85 ms)
Measuring Current	typ. 0.5 mA
Input Filter	5 variations, configurable
Special Features	Open-circuit recognition

Electrical

Parameter	Specification
Nominal Voltage	24 V DC (-15 % / +20 %)
Current Consumption from US	120 mA
Electrical Isolation	500 V

Connection Technology

Parameter	Specification
Bus Interface	2 x M8 socket, shielded, screw type
Connection Method (Inputs)	M12 screw type for 2-, 3-, and 4-wire connections (presetting: 2-wire)
Power Supply Connection	Feed: 1 x M8 male socket, 4-pin; Downstream connection: 1 x M8 female socket, 4-pin

Mechanical and Environmental

Parameter	Specification
Protection Rating	IP65 / IP66 / IP67 (conforms to EN 60529)
Installation Position	Variable
Operating Temperature	-25 to +60 degC
Storage Temperature	-40 to +85 degC
Weight	approx. 265 g
Vibration / Shock Resistance	Conforms to EN 60068-2-6 / EN 60068-2-27
EMC Immunity / Emission	Conforms to EN 61000-6-2 / EN 61000-6-4

Approvals

Parameter	Specification
Approvals / Markings	CE, UL

Installation Guidelines

Ensure the system is completely de-energized before mounting or wiring the BECKHOFF ER3204-0002 module.
Inspect the module and M8/M12 connectors for any physical damage or contamination.
Mount the unit securely to a flat, stable machine surface using appropriate mounting hardware through the fixing holes.
Connect the 24 V DC power supply to the M8 feed connector and verify correct voltage polarity.
Attach the shielded EtherCAT cables to the M8 bus sockets to maintain network integrity.
Wire the resistance sensors to the M12 connectors according to the required 2-, 3-, or 4-wire configuration.
Power on the system and verify operational status via the module's diagnostic indicators before commissioning.

Shipping & Returns

Global Express Shipping

Standard Delivery: 4–6 business days via DHL, FedEx, and UPS.
Express Dispatch: Same-day dispatch for in-stock orders placed before 2:00 PM (GMT+8).
Worldwide Coverage: Serving over 150 countries.

Returns & Warranty

30-Day Guarantee: Returns accepted for in-stock products in original, factory-sealed packaging.
12-Month Warranty: Every industrial component is backed by our technical warranty.

FAQ

What is the primary function of the BECKHOFF ER3204-0002?

The BECKHOFF ER3204-0002 is a 4-channel EtherCAT Box designed for direct machine-level measurement of resistance thermometers such as Pt and Ni sensors without needing a control cabinet.

Which sensor types are supported by the ER3204-0002 module?

The BECKHOFF ER3204-0002 supports Pt100, Pt200, Pt500, Pt1000, Ni100, Ni120, and Ni1000 sensors, as well as general resistance measurements up to 4 kohm.

What level of environmental protection does this EtherCAT Box offer?

The BECKHOFF ER3204-0002 provides IP65, IP66, and IP67 protection ratings, making it dust-tight and protected against water jets and temporary immersion.

How are sensors connected to the BECKHOFF ER3204-0002?

Sensors are connected to the BECKHOFF ER3204-0002 using M12 screw-type connectors, which support 2-, 3-, and 4-wire connection setups.

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ER3204-0002

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