Siemens Logo! AM2 RTD Expansion module, 12/24VDC

Product Overview

The LOGO! AM2 RTD expansion module is a specialized analog input module designed to extend the temperature measurement capabilities of LOGO! 8 logic controllers. This module provides two dedicated analog inputs for RTD (Resistance Temperature Detector) sensors, supporting both Pt100 and Pt1000 configurations with a wide temperature measurement range of -50°C to +200°C for precise temperature monitoring and control applications.

Key Features

• Dual RTD Inputs: Two independent analog inputs specifically designed for Pt100/Pt1000 temperature sensors
• Wide Temperature Range: Measurement range from -50°C to +200°C for diverse industrial applications
• High Resolution: 10-bit resolution for precise temperature measurement and control accuracy
• Flexible Power Supply: Compatible with 12/24 V DC power supply systems
• Compact Design: Space-efficient form factor for DIN rail mounting in control cabinets
• Easy Integration: Seamless connection to LOGO! 8 series via integrated slider connection

Technical Specifications

• Analog Inputs: 2 channels for RTD sensors (Pt100/Pt1000 compatible)
• Temperature Range: -50°C to +200°C measurement capability
• Resolution: 10-bit for precise temperature readings
• Supply Voltage: 12/24 V DC with wide input tolerance
• Sensor Types: 2-wire and 3-wire RTD connections supported
• Connection Type: Screw/spring clamp terminals for secure wiring
• Operating Temperature: 0°C to +55°C ambient
• Protection Class: IP20
• Physical Dimensions: 90 x 35.5 x 58 mm (H x W x D)
• Net Weight: 0.128 kg
• Country of Origin: China
• EAN: 4034106029524
• UPC: 887621847296

System Integration & Programming

• Compatibility: LOGO! 8, 8.2, 8.3, and 8.4 series logic modules
• Programming Software: LOGO! Soft Comfort V8.1 and higher versions
• System Expansion: Supports up to 8 analog inputs with multiple RTD modules
• Configuration: Dedicated RTD function blocks for temperature monitoring and control
• Connection Method: Tool-free DIN rail mounting with integrated slider connection to base module

Applications & Temperature Monitoring

• HVAC Systems: Temperature control in heating, ventilation, and air conditioning applications
• Process Control: Industrial process temperature monitoring and regulation
• Building Automation: Room temperature monitoring and climate control systems
• Manufacturing: Temperature monitoring in production equipment and machinery
• Food & Beverage: Temperature control in processing and storage applications
• Water Treatment: Temperature monitoring in water heating and cooling systems

RTD Sensor Compatibility

• Pt100 Sensors: Industry-standard platinum resistance thermometers (100 Ω at 0°C)
• Pt1000 Sensors: High-resolution platinum resistance thermometers (1000 Ω at 0°C)
• 2-Wire Configuration: Cost-effective connection for shorter cable runs
• 3-Wire Configuration: Compensated connection for improved accuracy over longer distances
• Cable Length: Supports extended cable runs for remote temperature sensing

Compliance & Safety

• RoHS Compliance: Compliant since August 4, 2014
• Certifications: CE marking, WEEE compliant
• Export Control: AL: N / ECCN: 9N9999
• REACH Information: Contains lead and lead monoxide in concentrations >0.1% w/w (safe when used as intended)

Installation & Configuration

• Mounting: Standard 35 mm DIN rail mounting without special tools
• Environmental: Indoor use, IP20 protection class, non-condensing environment
• Wiring: Screw/spring clamp terminals for 0.2-2.5 mm² wire sizes
• Calibration: Factory-calibrated for accurate temperature measurement
• Diagnostic Features: Built-in sensor diagnostics and error detection capabilities

Download existing graphical data for this product:

• Product Datasheet
• Technical Documentation
• LOGO! 8 System Manual
• LOGO! Soft Comfort Manual
• Product Support Page