What Is SCADA? Supervisory Control Without Replacing the PLC
SCADA sits above PLCs and RTUs: it acquires field data, alarms operators, and issues supervisory commands across plants and remote assets—without replacing local deterministic control.

Designed to provide reliable system power for critical process automation, the Honeywell 2MLR-AC23 is a high-performance redundant power supply module. This module is engineered specifically for the MasterLogic programmable logic controller (PLC) platform, ensuring high availability and continuous operation for redundant CPU systems, including the 2MLRCPUH/T and 2MLRCPUH/F controller configurations.
The 2MLR-AC23 converts incoming AC utility power to the regulated DC voltage required by the system backplane and connected I/O modules. Its redundant architecture allows for dual-module installation on redundant backplanes, safeguarding against power failures and minimizing unplanned downtime in demanding industrial environments.
| Manufacturer | Honeywell |
| Part Number / Model | 2MLR-AC23 |
| Series | MasterLogic (2MLR) |
| Module Type | Redundant Power Supply |
| Input Voltage Range | 200 to 240 V AC |
| Output Voltage | 5 V DC |
| Output Current | 8.5 A |
| Compatible Controllers | 2MLRCPUH/T, 2MLRCPUH/F |
| Country of Origin | South Korea |
| Shipping Weight | 3 kg |
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Returns & Warranty
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For full eligibility, restocking fees, and international return details, please view our official Refund & Return Policy .
| Country of origin |
United States
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