Yokogawa AMM32TJ RTD Input Multiplexer Module

Overview

The Yokogawa AMM32TJ RTD Input Multiplexer Module is designed for use in CENTUM CS and CENTUM VP control systems. This advanced module provides 32 isolated RTD input channels, offering accurate and simultaneous temperature measurement. It supports both thermocouples and RTDs, making it a highly versatile option for various industrial applications. Thanks to its compatibility with Yokogawa’s control systems, it enables precise data acquisition and control, ensuring optimal performance in complex environments.

Moreover, the AMM32TJ module helps reduce wiring complexity while saving valuable space in control cabinets. By supporting a wide range of RTD and thermocouple types, it proves highly adaptable for different temperature monitoring scenarios. Consequently, this module is ideal for applications ranging from process control to machine and equipment monitoring.

Key Features

32 Input Channels: The AMM32TJ offers up to 32 isolated RTD input channels, enabling efficient and scalable system setups.
Dual Sensor Compatibility: This module supports multiple sensor types, including thermocouples (Types K, T, J, E, B, R, S, N) and RTDs (JPt100, JIS Pt100, 3-wire type), giving you flexibility in different environments.
Precision Temperature Measurements: With an accuracy of ±0.15°C for RTD inputs, the module delivers reliable and precise temperature data.
Wide Temperature Range: The AMM32TJ can measure temperatures from -200°C to +600°C, making it suitable for various industrial needs.
Built-in Protection Features: It includes burnout detection, disconnection detection, and short-circuit protection, ensuring long-lasting reliability.
Compact Design: Its compact size makes it easy to install in standard I/O module nests, saving space in crowded control systems.

Technical Specifications

Feature	Specification
Model	AMM32TJ
Type	RTD Input Multiplexer Module
Channels	32 analog input channels
Supported Sensors	Thermocouples (Types K, T, J, E, B, R, S, N); RTDs (JPt100, JIS Pt100, 3-wire type)
Input Range	-200°C to +600°C
Accuracy	±0.15°C (RTD input)
Temperature Drift	±0.3°C per 10°C (RTD input)
Burnout Detection	Selectable (UP / DOWN / OFF)
Disconnection Detection Time	≤20 seconds
Measuring Current	1 mA
Input Resistance	2 MΩ
Allowable Wiring Resistance	≤150 Ω per wire
Data Update Period	1 second
Power Consumption	≤500 mA (5V DC)
Mounting	Installed in I/O module nest
Connection	M4 screw terminals
Dimensions	15.2 cm x 7.6 cm x 25.4 cm
Weight	0.3 kg
Country of Origin	Japan

Applications

The Yokogawa AMM32TJ module is highly versatile, ideal for a variety of industrial applications, including:

Process Control: It plays a key role in temperature monitoring across chemical processes, manufacturing, and power generation.
Machine and Equipment Control: The module ensures reliable temperature measurement in rotating equipment and furnaces.
Energy and Power Generation: It helps with temperature monitoring in power plants, facilitating efficient energy management.
Hazardous Environments: Designed for use in hazardous environments, the AMM32TJ ensures safe and accurate monitoring.
Automation Systems: Compatible with CENTUM CS and CENTUM VP, it allows seamless integration and scalability within existing control systems.