PRODUCT DESCRIPTION
SIEMENS 7MH5121-4KD01 - SIWAREX WP231 Weighing Module
This module is a SIEMENS SIWAREX WP231 weighing electronics unit designed for seamless integration with SIMATIC S7-1200 programmable logic controllers. It provides high-precision weight acquisition and processing for industrial weighing applications, utilizing strain gauge load cell technology. The unit is engineered for DIN rail mounting within control cabinets, serving critical functions in batching, filling, level monitoring, and non-automatic weighing instruments.
Technical Specifications:
- SERIES/FAMILY: SIWAREX WP231
- COMPONENT TYPE: Weighing Module for SIMATIC S7-1200
- ELECTRICAL SPECS:
- NOMINAL VOLTAGE: 24V DC (supplied via S7-1200 backplane)
- POWER CONSUMPTION: Approximately 1.5W
- LOAD CELL EXCITATION: 10V DC
- LOAD CELL CONNECTION: Up to 4 x 350 Ohm or 8 x 700 Ohm load cells
- MECHANICAL/PHYSICAL:
- FORM FACTOR: Compact, DIN rail mountable module
- DIMENSIONS: Standard S7-1200 module width (e.g., 45mm)
- INTERFACE/CONTROL:
- COMMUNICATION PROTOCOL: Integrated via SIMATIC S7-1200 backplane accessible via PROFINET through S7-1200 CPU
- DIGITAL INPUTS: 3 (e.g., for zeroing, taring, hold)
- DIGITAL OUTPUTS: 3 (e.g., for limit values, status)
- FEEDBACK: Strain gauge load cell input
- RESOLUTION: Internal resolution up to 16 million parts
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP20
- COOLING METHOD: Natural convection
- MOUNTING STYLE: DIN rail
- OPERATING TEMPERATURE: 0 to 60 degrees Celsius
- COMPATIBILITY/APPLICATION:
- COMPATIBLE PLC: SIEMENS SIMATIC S7-1200 series
- TARGET APPLICATIONS: Non-automatic weighing instruments, batching systems, filling machines, level monitoring, crane scales, platform scales.