PRODUCT DESCRIPTION
SIEMENS 7MH5122-4GD00 - Weighing Module
The SIEMENS 7MH5122-4GD00 is a SIWAREX U universal weighing module engineered for direct integration into SIMATIC S7-300 and S7-400 programmable logic controller systems. This two-channel module provides precise acquisition and digital processing of analog load cell signals, facilitating accurate weight measurement and control for industrial applications such as hopper scales, platform scales, and batching processes within a unified automation environment. It delivers critical weight data for process optimization and material handling.
Technical Specifications:
- SERIES/FAMILY: SIWAREX U
- COMPONENT TYPE: Weighing Module
- ELECTRICAL SPECS:
- NOMINAL SUPPLY VOLTAGE: 24V DC (via SIMATIC backplane bus)
- LOAD CELL EXCITATION: 10V DC
- ANALOG INPUT RANGE: +/- 20mV (typical for strain gauge load cells)
- CHANNELS: 2
- MECHANICAL/PHYSICAL:
- FORM FACTOR: SIMATIC S7-300/400 Module
- DIMENSIONS: Standard S7-300/400 module footprint
- INTERFACE/CONTROL:
- COMMUNICATION PROTOCOL: SIMATIC S7-300/400 Backplane Bus
- FEEDBACK: Digital weight values, status bits, diagnostic data
- RESOLUTION: High internal resolution (e.g., 16-bit or 24-bit ADC equivalent)
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP20
- COOLING METHOD: Natural Convection
- MOUNTING STYLE: DIN Rail (within SIMATIC S7-300/400 rack)
- COMPATIBILITY/APPLICATION:
- COMPATIBLE PLCS: SIMATIC S7-300, SIMATIC S7-400
- TARGET APPLICATIONS: Industrial weighing, batching, filling, level control, overload protection, process automation systems.