WAGO 750-554 Input Module

WAGO 750-554 Overview

The WAGO 750-554 is a 2-channel analog input module for the WAGO-I/O-SYSTEM 750 series. It is designed to connect resistance temperature detectors (RTDs) and thermocouples (TCs), and convert the signals from these sensors into digital signals that can be processed by the control system.

Product Detailed Description

• Function:

• Receives analog signals from resistance temperature detectors (RTDs) or thermocouples (TCs).

• Converts these signals into digital values compatible with the WAGO-I/O-SYSTEM 750 bus.

• Supports various standard RTD and TC types.

• Provides cold junction compensation (CJC) for thermocouple measurements.

• Features electrical isolation to improve the system's immunity to interference.

• Configurable parameters such as sensor type, measuring range, filtering, and linearization.

• Features:

• 2 analog input channels.

• Configurable for RTD or TC input.

• Supports 2-wire, 3-wire, and 4-wire RTD connections.

• Integrated cold junction compensation (CJC).

• 12-bit conversion accuracy.

• Features diagnostic functions for detecting wire breaks and short circuits.

• DIN rail mounting.

Product Parameters

• Number of Channels: 2

• Sensor Types:

• RTD: Pt100, Pt200, Pt500, Pt1000, Ni100, Ni120, Ni1000, etc.

• TC: Type B, E, J, K, L, N, R, S, T, U, C, etc.

• Connection Types (RTD): 2-wire, 3-wire, 4-wire

• Cold Junction Compensation (TC): Integrated

• Resolution: 12 bits

• Measuring Range: Dependent on the configured sensor type

• Input Impedance: Dependent on the configured sensor type

• Conversion Time: Dependent on the configuration

• Electrical Isolation: System side to field side

• Supply Voltage (System Side): 5 V DC (via bus backplane)

• Current Consumption (System Side): Approx. 35 mA

• Field Side Supply: No external field side supply required

• Connection Method: Cage clamp terminals

• Conductor Cross-Section (Solid/Stranded): 0.08 ... 2.5 mm² / 0.25 ... 2.5 mm²

• Strip Length: 8 ... 9 mm

• Width: 12 mm

• Height: 100 mm

• Depth: 69.8 mm

• Weight: Approx. 35 g

• Operating Temperature: -20 ... +55 °C

• Storage Temperature: -40 ... +85 °C

• Protection Class: IP20

• EMC Immunity: According to EN 61000-6-2

• EMC Emission: According to EN 61000-6-3

• Approvals: CE, UL, cUL, GL, ATEX (depending on the specific model)

Product Advantages

• Flexibility: Supports various RTD and TC types, adaptable to different temperature measurement needs.

• High Accuracy: 12-bit conversion accuracy ensures precise temperature measurement.

• Reliability: Electrical isolation improves immunity to interference, and diagnostic functions help in timely fault detection.

• Ease of Use: Cage clamp terminals simplify wiring, and configurable parameters enhance application flexibility.

• Integration: As part of the WAGO-I/O-SYSTEM 750, it can be seamlessly integrated into various control systems.

• Space-Saving: The narrow width of 12 mm helps optimize control cabinet space.

Precautions

• Correct Wiring: Connect sensors and power supply correctly according to the module manual, especially for 2-wire, 3-wire, and 4-wire RTD connections and TC polarity.

• Select the Correct Sensor Type: When configuring the module, ensure that the parameters match the actual connected sensor type.

• Cold Junction Compensation: For thermocouple measurements, ensure that the cold junction compensation parameters are configured correctly for accurate temperature readings.

• Environmental Conditions: Ensure that the module is used within the permissible operating temperature and humidity ranges.

• EMC Requirements: Adhere to EMC-related regulations during wiring and installation to ensure the system's immunity to interference.

• Diagnostic Functions: Carefully read the manual to understand the module's diagnostic functions for troubleshooting in case of faults.

Product Applications

• Industrial Automation: Temperature monitoring and control in various industrial processes.

• Building Automation: Temperature measurement in HVAC systems.

• Process Control: Temperature monitoring in the chemical, pharmaceutical, food and beverage industries, etc.

• Mechanical Engineering: Temperature monitoring of equipment and machinery.

• Energy Management: Temperature control of boilers, heating systems, etc.

• Testing and Measurement: Used for temperature measurement in laboratories and testing environments.

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