Siemens 7MH4960-4AA01 SIWAREX WP241 Belt Weigher Electronic

Description

The Siemens 7MH4960-4AA01 is a high-precision SIWAREX WP241 electronic weighing module designed for belt scale applications. As a single-channel weighing transmitter, it facilitates the connection of strain gauge load cells in full-bridge configuration with a sensitivity range of 1-4mV/V. This module is engineered for seamless integration into the SIMATIC S7-1200 automation system but also supports stand-alone operation, providing flexible deployment for continuous weighing processes. The unit features integrated digital and analog I/O, including 4 digital inputs, 4 digital outputs, and 1 analog output (0/4-20mA), alongside built-in RS485 and Ethernet interfaces for robust industrial communication.

Features

• Single-channel strain gauge load cell connectivity (1-4mV/V)
• Integrated 4 Digital Inputs (DI) and 4 Digital Outputs (DO)
• Onboard Analog Output (AO): 0/4-20mA
• Dual communication interfaces: RS485 and Ethernet
• Designed for SIMATIC S7-1200 integration or stand-alone use
• Optimized for belt weigher monitoring and control

Applications

• Continuous flow measurement in belt conveyor systems
• Bulk material handling and throughput monitoring
• Industrial weight-based process automation
• Extraction and mining conveyor management

Technical Specifications

Installation Guidelines

• Ensure proper grounding of the module to the mounting rail to minimize electrical noise.
• Use shielded cabling for load cell connections to prevent signal interference.
• Maintain adequate clearance for ventilation around the module housing in the control cabinet.
• Verify correct polarity when wiring the 24V DC power supply to the module terminals.
• Use twisted-pair wiring for RS485 communication lines to ensure signal integrity over long distances.