Description
Core Product Summary (Brand / Model / Key Attributes)
Honeywell FC-PDIO01 is a Safety Manager SC Safety Digital I/O module providing 32 configurable 24 VDC safety I/O channels. Each channel can be configured in Safety Builder as a digital input, with or without line monitoring, or as a digital output with line monitoring.
The module communicates with a Safety Manager SC controller over a dedicated 100 Mbaud SIL 3 certified Ethernet link and is supported by Safety Manager R210.2 software. It is intended for Safety Manager SC architectures using the FC-TDIO11 IOTA and FC-TDIO51 or FC-TDIO52 field termination assemblies, with FC-SIC interconnect cables. The module operates from a 24 VDC supply, supports applications up to SIL 3 under IEC 61508, and has an operating range of -40 °C to 70 °C.
Key Technical Specifications
| Specification | Value |
|---|---|
| Manufacturer | Honeywell |
| Model | FC-PDIO01 |
| Product type | Safety Digital I/O module |
| System family | Honeywell Safety Manager SC |
| I/O channels | 32 universal safety I/O channels |
| Channel configuration | Digital input, with or without line monitoring; digital output with line monitoring |
| Field supply | 24 VDC; all channels are powered from the 24 VDC supply |
| Digital output capacity | 500 mA per channel |
| Controller communication | Dedicated 100 Mbaud SIL 3 certified Ethernet link |
| Safety application scope | Applications up to SIL 3, in compliance with IEC 61508 |
| Engineering configuration | Safety Builder |
| Operating temperature | -40 °C to 70 °C (-40 °F to 158 °F) |
| Protection feature | Short-circuit protected |
| Field connection | 16-channel field connections via System Interconnect Cables (SICC) |
| Supported software release | Safety Manager R210.2 |
Detailed Product Overview
The Honeywell FC-PDIO01 is a high-density Safety Manager SC digital I/O module used to interface 24 VDC discrete field devices with a Safety Manager SC controller. Its 32 channels are configurable rather than fixed as separate input and output banks: an engineer can assign each channel as a digital input, a line-monitored digital input, or a line-monitored digital output in Safety Builder.
This configurability is useful where the balance of inputs and outputs changes between projects or during later modifications. Inputs can be used for safety-related discrete signals, while outputs can drive 24 VDC final elements or interposing devices. The documented 500 mA per-channel output rating defines the electrical limit for directly driven loads; loads above that limit require appropriate interposing hardware selected for the application.
The module uses a dedicated 100 Mbaud Ethernet link to communicate with the Safety Manager SC controller. This link is described as SIL 3 certified, which supports its use in safety applications up to SIL 3 under IEC 61508. Configuration is performed in Safety Builder, so channel functions, diagnostics, and safety-related behavior are established through the Safety Manager SC engineering environment rather than through physical channel jumpers.
Field wiring is made through 16-channel field connections using System Interconnect Cables. In documented Safety Manager SC configurations, the FC-PDIO01 mounts on an FC-TDIO11 IOTA and connects through FC-SIC cables to FC-TDIO51 or FC-TDIO52 field termination assemblies. Correct mechanical seating is specifically called out in Honeywell release documentation: the module must be fully inserted and both screws tightened so no gap remains between the IOTA and module, because improper fastening can cause spurious errors.

FC-PDIO01

FC-PDIO01
Engineering Selection Highlights
- The FC-PDIO01 provides 32 configurable safety channels, so it suits applications where the required mix of digital inputs and outputs may change during engineering or expansion.
- It operates at 24 VDC and powers all channels from the 24 VDC supply, so field-power distribution must be designed around that supply.
- Digital outputs are rated at 500 mA per channel, which sets the limit for directly connected loads and determines when interposing relays or contactors are required.
- The module communicates with a Safety Manager SC controller through a dedicated 100 Mbaud SIL 3 certified Ethernet link, rather than through a conventional parallel I/O backplane.
- It is configured in Safety Builder, so channel assignment and safety behavior depend on the Safety Manager SC engineering tool and supported software release.
- It requires an FC-TDIO11 IOTA plus FC-TDIO51 or FC-TDIO52 field termination assemblies and FC-SIC interconnect cables in the documented configurations.
- Its -40 °C to 70 °C operating range should be checked against the installed cabinet ambient temperature, particularly near power supplies and other heat-producing equipment.
Dimensions, Mounting & Connection Notes
| Item | Verified requirement |
|---|---|
| Mounting | Installed on an FC-TDIO11 IOTA |
| Mechanical installation | Insert the module fully and tighten both screws; leave no gap between the IOTA and module |
| Field connection | 16-channel field connections via System Interconnect Cables (SICC) |
| Termination hardware | FC-TDIO51 or FC-TDIO52 field termination assemblies |
| Interconnect cable | FC-SIC<20/10>Lx |
| Operating temperature | -40 °C to 70 °C (-40 °F to 158 °F) |
| Output load limit | 500 mA per digital output channel |
System Compatibility & Integration Requirements
| Item / Dependency | Verified Compatibility or Requirement | Practical Note |
|---|---|---|
| Controller system | Honeywell Safety Manager SC | The FC-PDIO01 is a Safety Manager SC Safety Digital I/O module. |
| Supported software release | Safety Manager R210.2 | The release explicitly lists FC-PDIO01 support. |
| Engineering tool | Safety Builder | Channel functions are configured in Safety Builder. |
| Controller communication | Dedicated 100 Mbaud SIL 3 certified Ethernet link | The module communicates with a Safety Manager SC controller over this link. |
| IOTA | FC-TDIO11 | Used in documented redundant and non-redundant FC-PDIO01 configurations. |
| Field termination assemblies | FC-TDIO51 or FC-TDIO52 | Each provides 16 wired field channels; two are used for a 32-channel module configuration. |
| Interconnect cabling | FC-SIC<20/10>Lx System Interconnect Cables | Two FC-SIC cables are specified in the documented configurations. |
| Channel power | 24 VDC supply | All channels are powered from the 24 VDC supply. |
| EN/ISO 13849-1 configuration | Digital inputs must be configured as line-monitored digital inputs; digital outputs must use shielded field wiring | These conditions apply when compliance with EN/ISO 13849-1 is required. |
FAQ
What is the Honeywell FC-PDIO01?
It is a Honeywell Safety Manager SC Safety Digital I/O module with 32 configurable 24 VDC safety I/O channels.
How many channels does the FC-PDIO01 provide?
It provides 32 universal safety I/O channels.
Can its channels be used as both inputs and outputs?
Yes. Each channel can be configured in Safety Builder as a digital input, with or without line monitoring, or as a digital output with line monitoring.
What voltage does the FC-PDIO01 use?
The module uses a 24 VDC supply, and all channels are powered from that supply.
How much current can each digital output supply?
Each digital output channel is rated for 500 mA.
Which controller does it connect to?
It connects to a Honeywell Safety Manager SC controller through a dedicated 100 Mbaud SIL 3 certified Ethernet link.
Which termination hardware is required?
Documented configurations use an FC-TDIO11 IOTA, FC-TDIO51 or FC-TDIO52 field termination assemblies, and FC-SIC interconnect cables.
What software is used to configure it?
The module is configured with Honeywell Safety Builder.
What installation detail is especially important?
The module must be fully seated on its IOTA and both screws tightened, with no gap between the IOTA and module; improper fastening can cause spurious errors.
Verification & Troubleshooting Notes
- Confirm that the installed Safety Manager SC software release supports the FC-PDIO01; Safety Manager R210.2 explicitly lists the module.
- If a module reports spurious errors, first check that it is correctly and fully fastened to its FC-TDIO11 IOTA, with both screws tightened and no gap present.
- Verify that each channel’s Safety Builder configuration matches the intended field function: digital input, line-monitored digital input, or line-monitored digital output.
- For output-channel problems, check the connected load against the 500 mA per-channel rating and confirm that the 24 VDC channel supply is present.
- For EN/ISO 13849-1 applications, confirm that digital inputs are configured as line-monitored inputs and that digital-output field wiring is shielded.
- Inspect the FC-SIC interconnect cabling and FC-TDIO51/FC-TDIO52 termination assemblies when field signals are absent or inconsistent; do not substitute unspecified cables or termination hardware.
- Keep safety-related wiring, channel configuration, and module replacement work under the site’s safety-system management-of-change and isolation procedures.




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