Overview
The Honeywell FTA-T-16, also cataloged as the FTA-T-16 Field Termination Assembly, operates as a dedicated hardware component for field signal termination and electrical interface functions within Honeywell Experion PKS I/O networks. The module provides physical termination between field wiring and associated I/O modules while supporting protected channel distribution.
Suffix Breakdown & Model Matrix
The supplied documentation identifies the module as FTA-T-16 only. No official suffix definitions or ordering matrix are provided. Therefore, no suffix interpretation is included.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | FTA-T-16 |
| Brand | Honeywell |
| Origin | Not specified |
| Product Type | Field Termination Assembly |
| Number of Channels | 16 |
| Supported Signal Types | Digital Input, Digital Output, or Analog Input depending on associated sub-model |
| Rated Voltage | Typically 24 VDC |
| Channel Protection | Individual channel fusing depending on I/O configuration |
| Isolation | Field-side protection and electrical isolation circuitry |
| Termination Type | Screw terminals or compression terminals |
| Mounting | DIN rail or compatible carrier mounting |
| Operating Temp | -40 degC to +70 degC |
| Storage Temp | -40 degC to +85 degC |
| Relative Humidity | 5 % to 95 % non-condensing |
| Dimensions | Standard Honeywell FTA mechanical form factor |
| Weight | Not specified |
| Power Consumption | Passive termination assembly; not specified |
Channel-to-Channel Isolation Characteristics
The FTA-T-16 provides termination for multiple field circuits while incorporating protection components between field wiring and connected I/O electronics. Depending on the associated I/O configuration, the assembly supports 24 VDC process instrumentation including standard 4-20 mA signal loops and discrete field devices. Individual channel protection limits the effect of field-side faults and assists in preventing fault propagation across adjacent termination points.
Frequently Asked Questions
Q: Does the FTA-T-16 support hot replacement while field wiring remains energized?
A: The supplied documentation does not specify hot-swap capability. Replacement procedures should follow the applicable Honeywell system maintenance instructions and site isolation practices.
Q: Can one FTA-T-16 be connected to different I/O signal types?
A: The documentation states that application depends on the specific module variant. Different versions may support Digital Input, Digital Output, or Analog Input functions.
Q: Does the termination assembly provide signal conditioning?
A: The documentation indicates that the assembly performs field termination, electrical interface functions, protection, and signal conditioning appropriate to the associated Honeywell I/O configuration.
Field Installation Guidelines
- Verify the exact module identification before installation because supported signal types depend on the specific hardware configuration.
- Mount the assembly on the designated DIN rail or approved carrier according to the control cabinet layout.
- Separate low-level analog wiring from high-energy power cables to reduce conducted electrical interference.
- Terminate cable shields according to the system grounding specification to avoid ground loop currents.
- Verify terminal tightening torque using the applicable Honeywell installation documentation.
- Confirm channel identification before energizing field circuits to prevent incorrect I/O assignment.
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