ProSoft MVI56-101M Module | IEC 60870-5-101 Master

IEC 60870-5-101 Control with the MVI56-101M

The MVI56-101M adds IEC 60870-5-101 master communication to Rockwell ControlLogix controllers. This module polls remote terminal units across serial telecontrol networks. System integrators therefore apply it in substation automation and utility monitoring projects. Its single-slot format fits standard ControlLogix chassis without extra adapters.

Detailed Technical Parameters

Telecontrol handling defines the MVI56-101M, because the module runs IEC 60870-5-101 master services on dedicated firmware. The serial ports accept standard RS-232 and RS-485 wiring for remote links. Meanwhile, the backplane interface exchanges data with the ControlLogix processor. Review the essential specifications in the table below.

Parameter	Specification
Function	IEC 60870-5-101 master communication for ControlLogix
Network protocol	IEC 60870-5-101 master services
Serial ports	Configurable RS-232 and RS-485 ports
Dimensions (W × H × D)	40 × 180 × 130 mm
Weight	Approximately 0.5 kg
Interface	ControlLogix backplane connector plus serial ports
Component count	Communication processor board plus serial interface stage
Energy storage	Local decoupling capacitor array
Operating temperature	0 °C to 60 °C

Integration into Control Systems

The MVI56-101M fits into a standard ControlLogix slot and connects through the backplane connector. Commissioning engineers configure polling lists and data mapping through the setup software. Consequently, telecontrol links return to service quickly after module replacement. The device polls remote stations within fixed scan intervals. Furthermore, the metal faceplate shields the circuitry from interference in electrical rooms.

Why Plants Choose This Module

Many power facilities still operate serial telecontrol networks for their proven reliability. Hence, the MVI56-101M serves as a dependable spare for keeping remote links online. Its standardized slot format simplifies stock management across multiple sites. In addition, the dual serial ports reduce extra hardware inside panels. This module keeps telemetry data flowing and grid operations on schedule.