PRODUCT DESCRIPTION
SIEMENS 7MH5121-4PD01 - SIWAREX WP231 Weighing Module
This SIEMENS SIWAREX WP231 is a high-precision weighing module engineered for direct integration into SIMATIC S7-1200 and S7-1500 programmable logic controllers. It operates as a PROFINET IO device, providing robust and accurate weight and force measurement capabilities for industrial automation systems. This module is designed for critical applications requiring precise material handling, level monitoring, and process control in environments such as filling systems, hopper scales, and crane scales.
Technical Specifications:
- SERIES/FAMILY: SIWAREX WP231
- COMPONENT TYPE: Weighing Module
- ELECTRICAL SPECS:
- NOMINAL SUPPLY VOLTAGE: 24V DC (via backplane bus or external)
- LOAD CELL EXCITATION VOLTAGE: 10V DC
- LOAD CELL CONNECTION CAPACITY: Up to 4 (350 Ohm) or 8 (700 Ohm) load cells in parallel
- MECHANICAL/PHYSICAL:
- FORM FACTOR: SIMATIC S7-1200/S7-1500 module
- MOUNTING METHOD: DIN Rail
- INTERFACE/CONTROL:
- COMMUNICATION PROTOCOL: PROFINET IO
- ANALOG OUTPUT: 0/4-20mA or 0-10V (configurable)
- DIGITAL INPUTS: 3 (e.g., for zeroing, taring, blocking)
- DIGITAL OUTPUTS: 4 (e.g., for limit values, status)
- INTERNAL RESOLUTION: Up to 16,000,000 parts
- MEASUREMENT ACCURACY: Typically 0.05% of full scale or better
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP20
- COOLING METHOD: Natural Convection
- OPERATING TEMPERATURE RANGE: 0 to 50 degrees Celsius
- COMPATIBILITY/APPLICATION:
- COMPATIBLE PLCS: SIEMENS SIMATIC S7-1200, SIEMENS SIMATIC S7-1500
- CONFIGURATION SOFTWARE: SIEMENS TIA Portal
- TYPICAL APPLICATIONS: Hopper scales, platform scales, belt scales, crane scales, filling systems, level monitoring, force measurement, batching systems