Overview
Configured for universal safety interface processing and network communication, the Honeywell FS-USI-0001 (FS-USI-0001 Universal Safety Interface) uses a Motorola 8260 communication processor with local and shared memory resources. The hardware provides dual-speed Fast Ethernet interfaces and two general-purpose serial communication channels.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | FS-USI-0001 |
| Brand | Honeywell |
| Product Type | Universal Safety Interface |
| Processor | Motorola 8260 Communication Processor |
| Flash Memory | 8 MB |
| Local SRAM | 4 MB |
| Shared RAM | 256 KB |
| Ethernet Interfaces | 2 dual-speed Fast Ethernet transceivers |
| Serial Communication | 2 general-purpose serial communication controller channels |
| 5 V Supply Voltage | 5 V DC +/- 5% |
| 5 V Supply Current | Max. 1.2 A |
| Operating Temp | -5 deg C to +70 deg C |
| Storage Temp | -40 deg C to +85 deg C |
| Relative Humidity | 10% to 95%, non-condensing |
| Approvals | CE, TUV, UL, CSA, FM |
| Weight | 0.7 kg |
| Dimensions | 3.5 x 22.7 x 17.5 cm |
| Origin | USA |
Process Control Communication Characteristics
The FS-USI-0001 uses the Motorola 8260 communication processor to handle its communication functions. It provides two dual-speed Fast Ethernet transceivers for Ethernet-based data exchange. In addition, two general-purpose serial communication controller channels support serial communication interfaces.
The memory architecture separates 8 MB of Flash memory, 4 MB of local SRAM, and 256 KB of shared RAM. This arrangement provides distinct storage and working-memory resources for the interface hardware.
For Honeywell process-control installations, the specified Ethernet and serial interfaces should be connected according to the system communication architecture. The supplied specifications do not identify a specific 4-20 mA HART, FOUNDATION Fieldbus, or Profibus PA interface, so these protocols should not be assigned to the FS-USI-0001 without system documentation confirmation.
Frequently Asked Questions
Q: What processor does the FS-USI-0001 use?
A: The FS-USI-0001 uses a Motorola 8260 communication processor.
Q: How much memory does the FS-USI-0001 provide?
A: It provides 8 MB Flash, 4 MB local SRAM, and 256 KB shared RAM.
Q: What communication interfaces are specified?
A: The hardware includes two dual-speed Fast Ethernet transceivers and two general-purpose serial communication controller channels.
Field Installation Guidelines
Install the FS-USI-0001 in the designated Honeywell system hardware location and follow the applicable chassis or mounting documentation.
Connect the 5 V DC supply within the specified 5 V DC +/- 5% range. Verify supply polarity and wiring before energizing the module.
Route Ethernet and serial communication cables separately from high-voltage and high-current power conductors where practical. Maintain appropriate cable shielding and grounding practices for the installed communication system.
Before commissioning, verify that the connected communication equipment matches the configured Ethernet and serial interfaces. Also confirm the installed hardware against the approved Honeywell system documentation and applicable site wiring requirements.
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