Honeywell FC-DCOM-232/485 CC V2.1 Communication Interface FTAs
The Honeywell FC-DCOM-232/485 CC V2.1, also cataloged as the FC-DCOM-232/485 CC V2.1 Communication Interface FTA for RS232/485, operates as a dedicated hardware component for serial data conversion and field termination within process automation platforms.
Suffix Breakdown & Model Matrix
- FC: Field Termination Assembly (FTA) standard series designation for safety and control infrastructure.
- DCOM: Dual Serial Communication Interface hardware architecture.
- 232/485: Dual physical layer support for EIA/TIA-232 and EIA/TIA-485-A standard signal protocols.
- CC: Conformal Coated physical assembly designed for harsh environmental resilience.
- V2.1: Revision release 2.1 hardware build variant.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | FC-DCOM-232/485 CC V2.1 |
| Brand | Honeywell |
| Origin | Standard Industrial Manufacturing |
| Weight | 3 kg (Shipping Weight) |
| Dimensions | 11 cm x 7 cm x 6.1 cm |
| Operating Temp | -20 deg C to 70 deg C |
| Power Consumption | Max 500 mA at 5 VDC +/-5% (Supplied by Control Processor) |
| Mounting Options | DIN EN Rails TS32 / TS35 x 7.5 (Used Rail Length: 11.7 cm / 4.6 in) |
| RS232 Specifications | EIA/TIA-232 levels, Baud rate: 0-250 kBaud |
| RS485/422 Specifications | EIA/TIA-485-A levels, Baud rate: 0-2 MBaud (transparent, FM0, FM1, or Manchester coded) |
| Approvals | CE, TUV, UL, FM |
4-20 mA HART Loop Protocol and Signal Isolation
The interface module integrates with field communications infrastructure while utilizing channel-to-channel isolation features to prevent transient voltage propagation into the host control processor. Cold junction compensation (CJC) and differential transceiver design ensure signal integrity across noisy serial bus loops and distributed I/O links.
Frequently Asked Questions
Q: How is power supplied to the Honeywell FC-DCOM-232/485 CC V2.1 module?
A: Power is supplied directly by the Control Processor(s) via the 5 VDC (+/-5%) rail, drawing a maximum input current of 500 mA.
Q: What physical mounting and space requirements apply to this Field Termination Assembly?
A: The FTA mounts on standard DIN EN Rails TS32 or TS35 x 7.5, requiring a rail length of 11.7 cm (4.6 in) and physical module dimensions of 11 cm x 7 cm x 6.1 cm.
Field Installation Guidelines
- Mount the module securely onto TS32 or TS35 x 7.5 DIN rail sections, maintaining 11.7 cm minimum rail clearance.
- Ensure all RS232 and RS485/422 field wiring shield drains are grounded at a single point to mitigate ground loop currents.
- Route serial communication cabling separately from high-voltage AC power lines to avoid inductive coupling.
- Verify that total power draw from the connected Control Processor does not exceed the 500 mA rating at 5 VDC.
Honeywell FC-DCOM-232/485 CC V2.1 Communication Interface FTAs
Honeywell FC-DCOM-232/485 CC V2.1 Communication Interface FTAs
The Honeywell FC-DCOM-232/485 CC V2.1, also cataloged as the FC-DCOM-232/485 CC V2.1 Communication Interface FTA for RS232/485, operates as a dedicated hardware component for serial data conversion and field termination within process automation platforms.
Suffix Breakdown & Model Matrix
- FC: Field Termination Assembly (FTA) standard series designation for safety and control infrastructure.
- DCOM: Dual Serial Communication Interface hardware architecture.
- 232/485: Dual physical layer support for EIA/TIA-232 and EIA/TIA-485-A standard signal protocols.
- CC: Conformal Coated physical assembly designed for harsh environmental resilience.
- V2.1: Revision release 2.1 hardware build variant.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | FC-DCOM-232/485 CC V2.1 |
| Brand | Honeywell |
| Origin | Standard Industrial Manufacturing |
| Weight | 3 kg (Shipping Weight) |
| Dimensions | 11 cm x 7 cm x 6.1 cm |
| Operating Temp | -20 deg C to 70 deg C |
| Power Consumption | Max 500 mA at 5 VDC +/-5% (Supplied by Control Processor) |
| Mounting Options | DIN EN Rails TS32 / TS35 x 7.5 (Used Rail Length: 11.7 cm / 4.6 in) |
| RS232 Specifications | EIA/TIA-232 levels, Baud rate: 0-250 kBaud |
| RS485/422 Specifications | EIA/TIA-485-A levels, Baud rate: 0-2 MBaud (transparent, FM0, FM1, or Manchester coded) |
| Approvals | CE, TUV, UL, FM |
4-20 mA HART Loop Protocol and Signal Isolation
The interface module integrates with field communications infrastructure while utilizing channel-to-channel isolation features to prevent transient voltage propagation into the host control processor. Cold junction compensation (CJC) and differential transceiver design ensure signal integrity across noisy serial bus loops and distributed I/O links.
Frequently Asked Questions
Q: How is power supplied to the Honeywell FC-DCOM-232/485 CC V2.1 module?
A: Power is supplied directly by the Control Processor(s) via the 5 VDC (+/-5%) rail, drawing a maximum input current of 500 mA.
Q: What physical mounting and space requirements apply to this Field Termination Assembly?
A: The FTA mounts on standard DIN EN Rails TS32 or TS35 x 7.5, requiring a rail length of 11.7 cm (4.6 in) and physical module dimensions of 11 cm x 7 cm x 6.1 cm.
Field Installation Guidelines
- Mount the module securely onto TS32 or TS35 x 7.5 DIN rail sections, maintaining 11.7 cm minimum rail clearance.
- Ensure all RS232 and RS485/422 field wiring shield drains are grounded at a single point to mitigate ground loop currents.
- Route serial communication cabling separately from high-voltage AC power lines to avoid inductive coupling.
- Verify that total power draw from the connected Control Processor does not exceed the 500 mA rating at 5 VDC.
