Siemens Logo AM2 RTD Expansion module, 12 - 24VDC

Product Overview

SPARE PART ONLY - The LOGO! AM2 RTD expansion module was designed to extend the temperature measurement capabilities of LOGO! 6 and LOGO! 7 logic controllers. This module provided two dedicated analog inputs for RTD (Resistance Temperature Detector) sensors, supporting both Pt100 and Pt1000 configurations with a temperature measurement range of -50°C to +200°C. This product is available only as a spare part for existing installations.

Key Features (Historical)

• Dual RTD Inputs: Two independent analog inputs specifically designed for Pt100/Pt1000 temperature sensors
• LOGO! 6/7 Compatibility: Specifically designed for LOGO! 6 and LOGO! 7 series logic modules
• Wide Temperature Range: Measurement range from -50°C to +200°C
• High Resolution: 10-bit resolution for precise temperature measurement
• Flexible Power Supply: Compatible with 12/24 V DC power supply systems
• DIN Rail Mounting: 2 HP (36 mm) width for standard DIN rail installation

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
• Sensor Types: 2-wire and 3-wire RTD connections supported
• Connection Type: Screw terminals for secure wiring
• Operating Temperature: 0°C to +55°C ambient
• Protection Class: IP20
• Physical Dimensions: 55 x 36 mm (2 HP width)
• Net Weight: 0.134 kg
• Country of Origin: China
• EAN: 6940408100992

Compatibility (Historical)

• LOGO! 6 Series: Compatible with LOGO! 6 basic modules
• LOGO! 7 Series: Compatible with LOGO! 7 basic modules
• Programming Software: LOGO! Soft Comfort V6/V7 versions
• Important Note: NOT compatible with LOGO! 8 series (use 6ED1055-1MD00-0BA2 instead)

Applications (Historical)

• Legacy System Maintenance: Spare part for existing LOGO! 6/7 installations
• HVAC Systems: Temperature control in older building automation systems
• Process Control: Industrial process temperature monitoring in legacy systems
• Manufacturing: Temperature monitoring in older production equipment
• Replacement Service: Maintenance of discontinued automation systems

Migration Information

• For LOGO! 8 Systems: Use replacement part 6ED1055-1MD00-0BA2
• System Upgrade: Consider upgrading to LOGO! 8 series for continued support
• Legacy Support: Contact Siemens local office for assistance with discontinued products
• Compatibility Note: 0BA1 and 0BA2 versions are not interchangeable between LOGO! generations

Compliance & Safety

• RoHS Compliance: Compliant since March 16, 2010
• Certifications: VDE 0631, IEC 1131, FM Class 1 Div 2, cULus, C-Tick, Marine approval
• Export Control: AL: N / ECCN: EAR99H
• WEEE Compliance: Subject to WEEE take-back obligations

Download existing graphical data for this product:

• Product Datasheet
• Product Support Page
• LOGO! 6/7 Documentation
• Migration Guide to LOGO! 8
• Current Replacement Product
• Siemens Local Support