Overview
The Honeywell 2MLR-AC23 is a high-capacity redundant power supply module designed for MasterLogic control systems. It delivers stable 220 V AC input power and provides up to 8.5 A output to support demanding industrial applications. Moreover, the module ensures continuous operation through its redundant architecture, which protects automation equipment from power instability. In addition, its robust electrical design helps engineers maintain reliable system uptime in harsh manufacturing environments.
Specification
| Parameter | Specification |
|---|---|
| Model | 2MLR-AC23 |
| Module Type | Redundant Power Supply Module |
| Input Voltage (Rated) | 220 VAC |
| Input Voltage Range | 176–264 VAC |
| Input Frequency | 50/60 Hz (47–63 Hz) |
| Maximum Input Power | 176 VA / 72 W |
| Output Voltage | 5 VDC (±2%) |
| Output Current | 8.5 A |
| Output Power (at 55 °C) | 46.75 W |
| Overcurrent Protection | 9.3–17.0 A |
| RUN Relay Output | 24 VDC / 0.5 A, min switching load 5 VDC / 1 mA |
| Response Time (On/Off) | ≤ 10 ms (On), ≤ 12 ms (Off) |
| LED Status Indicator | ON when output voltage is normal |
| Cable Specification | 0.75–2 mm², terminals RAV1.25-3.5 / RAV2-3.5 |
| Dimensions (W × H × D) | 55 × 95 × 110 mm |
| Weight | 384 g |
| Certifications | CE, UL (internal fuse), RoHS compliant |
FAQ
Q: Can two 2MLR-AC23 modules run simultaneously for redundancy?
A: Yes. They support active-active redundant configuration to ensure continuous operation if one power source fails.
Q: Which CPUs are compatible with 2MLR-AC23?
A: Compatible with Honeywell MasterLogic‑200R CPU models such as 2MLR-CPUH/T and 2MLR-CPUH/F.
Q: Does the module support wide input voltage range?
A: Yes. It accepts 176–264 VAC at 50/60 Hz, tolerating common industrial power fluctuations.
Q: Is overcurrent or short circuit protection provided?
A: Yes. It includes overcurrent protection (9.3–17.0 A) to ensure safe operation under demanding loads.
Q: What form factor and mounting method does it use?
A: The compact modular design allows DIN-rail or rack mounting for efficient cabinet space utilization.
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