Siemens 7MH4138-6AA00-0BA0 7MH41386AA000BA0

Description:

The Siemens 7MH4138-6AA00-0BA0 is a SIWAREX WP231 weighing module designed for precision weight measurement and integration into automation systems. This compact, DIN rail-mounted module features RS485 (Modbus RTU) communication and 24V DC power input, making it ideal for standalone weighing systems or integration with non-Siemens PLCs. With high-speed data acquisition, advanced filtering, and flexible parameterization, the SIWAREX WP231 is suitable for platform scales, container scales, and other industrial weighing applications.

TECHNICAL SPECIFICATIONS:

Model: 7MH4138-6AA00-0BA0
Series: SIWAREX WP231
Power Supply: 24V DC (±20%)
Weighing Signal Input: For strain gauge load cells, 6-wire connection
Excitation Voltage: 5V DC for load cell supply
Load Cell Inputs: 1 (supports 1–4 load cells in parallel)
Input Sensitivity: Up to 3.0 mV/V
Analog-to-Digital Converter: 24-bit
Update Rate: 10 ms
Interfaces: RS485 (Modbus RTU)
Digital Inputs: 4
Digital Outputs: 4
Mounting Type: DIN rail
Protection Class: IP20
Operating Temperature: 0°C to 55°C (32°F to 131°F)
Dimensions: 25 mm x 100 mm x 120 mm (W x H x D)
Weight: Approx. 0.2 kg (0.44 lbs)