SCHNEIDER ELECTRIC BMXCPS4002 Power Supply Module
Configured for high-availability power distribution in Modicon X80 and M580 platforms, the SCHNEIDER ELECTRIC BMXCPS4002 (BMXCPS4002 Redundant Power Module) provides direct physical/electrical execution.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | BMXCPS4002 |
| Brand | Schneider Electric |
| Origin | Manufacturer specified |
| Weight | 0.51 kg |
| Dimensions | Standard X80 module format |
| Operating Temp | 0 deg C to 60 deg C |
| Power Consumption | 40 W (Total output) |
| Input Voltage | 100-240 VAC (85-264 VAC limits) |
| Output Power | 15 W @ 3.3 VDC / 40 W @ 24 VDC |
| Isolation | 2300 Vrms (input to secondary) |
Profinet / EtherNet/IP Deterministic Networks and Performance
The BMXCPS4002 serves as a foundational component for deterministic control architectures by ensuring stable DC output to the X-bus and Ethernet backplane modules. In redundant configurations, the processor utilizes firmware-managed load balancing, ensuring that the backplane bus communication velocity remains constant even during power supply switchover events. The module supports I/O density scaling by providing high-capacity secondary power rails, allowing for larger M580 rack configurations without compromising signal integrity or logic execution timing. Diagnostic reporting via the "Power OK" relay ensures that the controller can proactively manage system state if an input voltage deviation occurs.
Frequently Asked Questions
Q: Does the BMXCPS4002 support hot-swapping during active PLC operation?
A: Yes, when deployed in a redundant configuration with a compatible BMEXBPxx02 backplane, this module supports hot-swapping. The redundant unit maintains power to the rack during the replacement process, ensuring no interruption to the PLC logic scan.
Q: How should the "Power OK" relay be integrated into the control logic?
A: The normally closed (NC) relay contact should be wired to a discrete input module on the rack. The logic should be configured to generate an alarm upon relay opening, indicating a loss of input power or a module fault, allowing for immediate maintenance intervention.
Field Installation Guidelines
- Mounting: Ensure the rack is powered down before the initial installation of the power module. Slide the BMXCPS4002 into the designated power supply slot and secure it using the integrated locking mechanism.
- Wiring: Connect the 100-240 VAC source to the primary input terminals. Use appropriate gauge copper wire and ensure that the protective earth (PE) terminal is securely fastened to the cabinet ground bus to satisfy the 2300 Vrms isolation requirements.
- Verification: Upon power-up, confirm that the green "Power OK" LED is illuminated. Use a multimeter to verify the output voltage on the 24 VDC rails before mounting sensitive I/O modules to the backplane.
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Engineering Lead, GermanyTop-tier Service and Quality
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Operations Director, GermanyRelated Products
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