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The Siemens 6ES5440-8MA12 is a digital output module designed for the Simatic S5-090, S5-095, and S5-100U programmable logic controller (PLC) systems, as well as ET 100U and ET 200U distributed I/O stations. This module provides 4 discrete output channels, facilitating the control of field actuators such as solenoids, contactors, and indicator lamps in industrial automation environments.
This module is engineered for use in legacy S5 automation systems, including applications in petrochemical processing, power generation control, and material handling systems like surface mining conveyors. It serves as a critical interface between the PLC CPU and field-level discrete components.
| Model | 6ES5440-8MA12 |
| Brand | Siemens |
| Series | Simatic S5-090/095/100 |
| Module Type | Digital Output Module |
| Output Channels | 4 |
| Output Type | Non-Floating |
| Nominal Voltage | 24 VDC |
| Max Current per Channel | 0.5 A |
| Operating Temperature | 0 to 60 deg C |
| Storage Temperature | -40 to 70 deg C |
No, the 6ES5440-8MA12 is specifically designed for the S5-090, S5-095, and S5-100U series, as well as ET 100U/200U stations. It is not intended for use in the S5-115U or higher-tier S5 racks.
No, this module features a non-floating output design, meaning the output channels share a common ground potential with the internal control circuit.