Siemens 7MH4950-2AA01 Programmable Logic Controller
The Siemens 7MH4950-2AA01 Programmable Logic Controller module provides two load-cell inputs with a 1β4 mV/V range and analog outputs for weighing applications. It includes RS232 and TTY interfaces for PC or remote display connections and operates on a 24 V DC supply. Designed for SIMATIC S7-300 and ET 200M systems, it measures 125 Γ 40 Γ 130 mm for DIN rail mounting. This module is part of Siemens automation, integrates with the Siemens PLC platform, and belongs to the Simatic S7-300 series.
| Brand | Siemens |
| Product Type | Programmable Logic Controller (PLC) |
| Product | 7MH4950-2AA01 |
Siemens 7MH4950-2AA01 Programmable Logic Controller β Technical Specifications
| Specification | Value |
|---|---|
| Product Description | SIWAREX U WEIGHING ELECTRONICS (TWO-CHANNEL VERSION) * FOR CONNNECTING TWO SCALES * FOR SIMATIC S7-300 AND ET200M * RS232 INTERFACE FOR CONNECT. OF A PC * TTY INTERFACE FOR REMOTE DISPLAY CONNECTION WITH BUS CONNECTOR |
| Product family | SIWAREX U weighing electronics |
| Product Lifecycle (PLM) | PM400:Phase Out Started |
| Net Weight (kg) | 0,224 Kg |
| Packaging Dimension | 134,00 x 154,00 x 89,00 |
| Package size unit of measure | MM |
| Country of origin | Germany |
The Siemens 7MH4950-2AA01 Programmable Logic Controller weighing module features two load-cell channels, a 1β4 mV/V input range, and analog output capability for precise weight detection. The Siemens 7MH4950-2AA01 belongs to the Simatic S7-300 series and connects directly to strain-gauge full-bridge sensors. Its RS232 and TTY interfaces support configuration, diagnostics, and remote display integration across industrial automation environments.
This module is used in silo level monitoring, hopper weighing, crane load monitoring, and overload protection in conveyors and lifting systems. It maintains stable measurement performance for batching, blending, and filling operations by accurately acquiring load-cell signals. Its robust DIN-rail design ensures dependable use in industrial weighing and continuous material-handling processes.
The Siemens 7MH4950-2AA01 provides reliable load measurement, consistent analog output, and dependable operation within the SIMATIC S7-300 architecture. With support for RS232 and TTY communication, it enables transparent monitoring and secure integration with weighing applications. Its structure, signal range compatibility, and Siemens build quality make it a suitable choice for industrial weighing and process monitoring tasks.
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