Description
The Honeywell FC-IOCHAS-0003R V1.0 is an I/O chassis designed for redundant I/O modules in Honeywell Safety Manager systems. Honeywell documentation identifies the IOCHAS-0003R as a chassis supporting up to 9 pairs of redundant I/O modules, with an industrial 19-inch mechanical housing and provisions for up to 18 I/O modules.
The chassis incorporates the FS-IOB-0003R V1.0 redundant I/O backplane. Honeywell documentation identifies FS-IOB-0003R as the I/O backplane for redundant I/O and associates it with part number 51308428-126.

🔧 Key Features
- Honeywell Safety Manager I/O chassis
- Model: FC-IOCHAS-0003R
- Version: V1.0
- Designed for redundant I/O modules
- Supports up to 9 pairs / 18 redundant I/O modules
- 19-inch mechanical chassis
- Includes provision for I/O extender modules
- Associated backplane: FS-IOB-0003R V1.0
- Suitable for Safety Manager system expansion, maintenance, and replacement
- Designed for centralized installation of redundant I/O modules
📋 Product Datasheet
| Parameter | Value |
|---|---|
| Brand | Honeywell |
| Model | FC-IOCHAS-0003R |
| Series | Safety Manager |
| Product Name | Redundant I/O Chassis |
| Associated I/O Backplane | FS-IOB-0003R V1.0 |
| Part Number | 51308428-126 |
| Origin | United States |
| Condition / Status | New – Open Box |
| Dimensions | 19-inch rack mechanical chassis |
| Weight | Approx. 6.91–9.96 kg depending on configuration/listing |
🛠️ Application
The FC-IOCHAS-0003R provides the mechanical and electrical foundation for redundant I/O modules within a Honeywell Safety Manager architecture. The documented configuration contains one 19-inch I/O housing, two IO-0001 extender modules, and a blind front, with capacity for up to 18 I/O modules.
The chassis is suitable for system expansion, replacement of an existing redundant I/O chassis, and maintenance of installed Honeywell safety-control systems. The complete chassis, backplane, I/O module type, and hardware revision should be checked before replacement.
❓ Frequently Asked Questions
Q1: What is the Honeywell FC-IOCHAS-0003R?
A: It is a chassis for redundant I/O modules used in Honeywell Safety Manager systems.
Q2: How many redundant I/O modules can it accommodate?
A: Honeywell documentation specifies capacity for up to 9 pairs of redundant I/O modules, or up to 18 I/O modules.
Q3: What is FS-IOB-0003R?
A: FS-IOB-0003R is the redundant I/O backplane associated with the FC-IOCHAS-0003R chassis. Its documented part number is 51308428-126, revision V1.0.
Q4: Is the FC-IOCHAS-0003R a complete I/O module?
A: No. It is a chassis/backplane assembly designed to accommodate compatible redundant I/O modules.
Q5: What rack format does this chassis use?
A: The Honeywell hardware reference identifies the housing as a 19-inch mechanical case.
Q6: Can it replace an older Honeywell chassis?
A: Honeywell documentation identifies IOCHAS-0003R as a replacement for IOCHAS-0001R. Compatibility should still be checked against the installed Safety Manager configuration.
Q7: What should be checked before installation?
A: Verify the FC-IOCHAS-0003R model, V1.0 revision, FS-IOB-0003R backplane, redundant I/O module types, extender modules, wiring, and existing Safety Manager configuration.
⭐ 10 Other Honeywell Models
- Honeywell FS-IOB-0003R — Redundant I/O Backplane
- Honeywell IOCHAS-0001R — Redundant I/O Chassis
- Honeywell FC-QPP-0001 — Quad Processor Pack
- Honeywell FS-QPP-0001 — Quad Processor Pack
- Honeywell FC-AI-1620 — Analog Input Module
- Honeywell FC-AI-0820 — Analog Input Module
- Honeywell FC-AO-0820 — Analog Output Module
- Honeywell FC-DI-3220 — Digital Input Module
- Honeywell FC-DO-3220 — Digital Output Module
- Honeywell IO-0001 — I/O Extender Module
