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- Honeywell
- 51198947-100
- HPM Power Supply
- USA
- 88 × 290 × 243 mm
- 4.08 kg
- Xiamen, China
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Product Overview
The Honeywell 51198947-100 HPM Power Supply is an industrial-grade High Performance Process Manager (HPM) power module used in Honeywell distributed control systems (DCS), particularly in UCN / TDC 3000 / HPM architectures.
It is designed to deliver stable, regulated power to control processors, I/O subsystems, and communication modules in mission-critical industrial environments. The unit supports both AC input and DC battery backup operation, ensuring uninterrupted system performance.
Technical Specifications
| Parameter | Details |
|---|---|
| Manufacturer | Honeywell |
| Model | 51198947-100 |
| Product Type | HPM Power Supply |
| System Type | DCS / UCN / HPM systems |
| Input Voltage | 85–264 VAC or 48 VDC battery input |
| Output Voltage | ~24–25 VDC regulated |
| Output Current | Up to 10 A |
| Power Rating | Approx. 550 W |
| Auxiliary Output | 6 VAC (synchronization / noise reduction) |
| Battery Support | 48 V rechargeable battery charging circuit |
| Operating Temperature | -20°C to +55°C (full load) |
| Storage Temperature | Up to +65°C (derated) |
| Parallel Operation | Supported (redundant configuration) |
| Protection Features | Overload, overvoltage protection |
| Installation Type | Rack-mounted HPM enclosure module |
| Weight | Approx. 4–5 kg (varies by configuration) |
Function and Working Principle
The 51198947-100 functions as the core power backbone of Honeywell HPM control systems.
It performs the following roles:
- Converts AC mains or DC battery input into stable DC control voltage
- Supplies regulated power to controller and I/O modules
- Maintains system operation during power fluctuations or failures
- Charges and manages backup battery systems
- Provides auxiliary AC output for noise reduction and synchronization
- Supports redundant operation for high system reliability
System Role in Architecture
The Honeywell 51198947-100 is considered a critical infrastructure module in HPM-based control systems.
It supports:
- Central controller power distribution
- I/O subsystem power stability
- Redundant power system configuration
- Plant-wide process control continuity
- Legacy Honeywell TDC 3000 / UCN system operation
It is often referred to as the heart of the HPM power system, because system availability depends directly on its performance.
Industrial Applications
This power supply is widely used in:
- Oil and gas production facilities
- Petrochemical refineries
- Power generation plants
- Large-scale industrial automation systems
- Chemical processing industries
- Distributed control systems (DCS)
- Continuous process manufacturing environments
Installation & Integration
Proper installation is essential for system reliability:
- Installed inside Honeywell HPM / UCN control cabinets
- Requires proper rack seating and grounding
- Must be connected to dedicated AC or 48 VDC backup supply
- Redundant configurations recommended for high availability systems
- Cooling airflow must be maintained for thermal stability
- Maintenance typically performed during scheduled shutdowns
Compatible Components
- Honeywell HPM controllers
- UCN network modules
- I/O processing modules
- Redundant power supply systems
- TDC 3000 process control architecture
- System backplane and cabinet assemblies
Recommended Alternative Models
| Model | Type | Application |
|---|---|---|
| 51198947-100G | Updated variant | Improved power supply version |
| ACX631 (51109684-100) | Equivalent PSU | HPM system power module |
| HPM redundant PSU kits | System upgrade | High availability setups |
| Refurbished 51198947-100 | Replacement unit | Maintenance applications |
| Next-generation xPM PSU | Modern upgrade | System modernization |
Key Advantages
- Stable regulated DC output for critical systems
- Supports redundant power architecture
- AC and battery dual-input capability
- Integrated battery charging circuit
- High reliability in continuous operation environments
- Designed for legacy Honeywell HPM systems
- Strong protection against overload and power faults
FAQs
Q1: What is the main function of this power supply?
It provides stable DC power for Honeywell HPM and UCN control systems.
Q2: Is it still in use today?
Yes, especially in legacy TDC 3000 and HPM-based installations.
Q3: Does it support redundancy?
Yes, multiple units can be operated in parallel.
Q4: What systems use it?
Honeywell HPM, UCN, and distributed control systems.
Q5: Why is it important?
It is the primary power source ensuring continuous operation of the control system.
Conclusion
The Honeywell 51198947-100 HPM Power Supply is a critical industrial power module designed for high-reliability control systems. Its redundant capability, stable DC output, and integration with legacy Honeywell architectures make it an essential component in long-life industrial automation environments.