Designing Power and Communication Redundancy
Design control-system redundancy by mapping shared dependencies, separating power and network paths, defining failover behavior, exposing degraded operation, and proof-testing every tolerated fault.
Manufacturer: Honeywell
Product No.: 2MLP-ACF2
Country of origin:United States
Product Type: PLC Power Supply Modules
Payment: T/T, Western Union
Weight: 2000g
Dimensions: 150 mm x 110 mm x 130 mm
Shipping port: Xiamen
Warranty: 12 months
Providing regulated system power to Master-Logic 200 backplanes, the Honeywell 2MLP-ACF2 is a high-efficiency AC-to-DC power supply module engineered for critical control applications. This module accepts a wide universal input voltage range and converts it to a stable 5 VDC system bus voltage to drive local processing and I/O modules on the rack. Featuring integrated overcurrent protection and diagnostic status reporting, it maintains system integrity in high-demand industrial processing environments.
| Parameter | Specification Value |
|---|---|
| Manufacturer | Honeywell |
| Model Number | 2MLP-ACF2 |
| Series | Master-Logic 200 (ML200) |
| Input Voltage Range | 100 to 240 VAC (Free Voltage, 110V / 220V nominal) |
| Input Frequency | 50 / 60 Hz |
| Output Voltage | 5 VDC |
| Output Current | 6.0 A |
| Efficiency | Typical > 70% |
| Operating Temperature | 0 to 55 degC |
| Storage Temperature | -25 to 70 degC |
| Mounting Position | Dedicated power slot (far-left of backplane) |
| Shipping Weight (Calculated) | 2.0 kg |
| Package Dimensions (Calculated) | 150 mm x 110 mm x 130 mm |
| Terminal Label | Function / Circuit Assignment |
|---|---|
| L | AC Live Line Input (100 - 240 VAC) |
| N | AC Neutral Input |
| FG | Frame Ground (must earth directly to cabinet ground bar) |
This power module is specifically engineered to mount to Honeywell Master-Logic 200 series racks. When planning retrofits or replacements of older module versions, ensure the cumulative active 5V current consumption of your processor and I/O cards does not exceed the unit’s 6.0 A maximum output. Standard base racks do not support parallel multi-power-supply operation for redundancy; only one unit can feed the main bus rail.
Operating the module at or near maximum output capacity in unventilated or poorly insulated enclosures can trigger the integrated thermal shutdown loop. To prevent unwanted system downtime, design cabinets with a minimum 50 mm clearance above and below the power module assembly to foster passive convection cooling currents.
For electrical noise reduction, use shielded copper wire with a cross-sectional area of at least 2.0 mm² (14 AWG) for the Frame Ground (FG) hookup. It is critical to feed the module using a dedicated, line-filtered AC supply, independent from high-inductive load paths such as heavy motor starters or variable frequency drives.
Ensure the Master-Logic backplane chassis is securely bolted to the sub-panel ground system before proceeding.
Insert the module's bottom hook guide into the far-left slot position of the base backplane and hinge upward until the top locking mechanism clicks firmly in place.
Connect the Frame Ground (FG) terminal block screw to the local system ground bus with low-impedance copper wire.
Wire the AC inputs (L and N) to the terminal block, utilizing insulated ring or spade lugs crimped securely onto the conductor strands.
Double-check all terminal torque values to prevent loose connection resistance, energize the AC source line, and verify the status LED lights green.
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Returns & Warranty

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Returns & Warranty
Orders are processed and delivered Monday-Friday (excluding public holidays).
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| Country of origin |
United States
|