Overview
The Honeywell FS-TRO-1024, also identified by the base model TRO-1024, is a non-safe dry digital output module that switches external circuits through relay contacts. Its field termination assembly (FTA) provides 10 output channels, with a maximum current of 2 A per the supplied specifications. The module requires a 5 VDC supply and draws 25 mA.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | FS-TRO-1024 |
| Brand | Honeywell |
| Product Type | Non-Safe Dry Digital Output Relay Module |
| Origin | USA |
| Weight | 0.3 kg |
| Dimensions | 5.5 x 6.5 x 11.8 cm |
| Operating Temp | Not specified |
| Power Consumption | 5 VDC, 25 mA |
| Space Requirements | 4 TE, 3 HE (4 HP, 3U) |
| Number of Output Channels | 10 |
| Output Type | Relay contact |
| Maximum Current | 2 A |
| Maximum Load Capacitance | 100 nF |
| Maximum Voltage | 30 VAC / 36 VDC, per supplied IEC 61010-1 (1990) reference |
| WDG Input Current | 4 mA |
| Tariff Code | 8537101190 |
Relay Output Characteristics and Electrical Interface
The FS-TRO-1024 uses relay contacts to switch external electrical circuits. Its 10 output channels provide discrete contact switching rather than an analog current or voltage output. The supplied specifications list a maximum current of 2 A, maximum load capacitance of 100 nF, and maximum switching voltage of 30 VAC or 36 VDC.
The listed voltage limits are subject to the stated IEC 61010-1 (1990) reference. Confirm the applicable contact ratings, load type, and circuit protection requirements against the manufacturer’s documentation before connecting field loads. The available data does not establish channel-to-channel isolation ratings, contact configuration, or inductive-load switching limits.
Frequently Asked Questions (FAQ)
Q: How many relay output channels does the FS-TRO-1024 provide?
A: The module provides 10 relay-contact output channels.
Q: What are the specified electrical limits for the relay outputs?
A: The supplied specifications state a maximum current of 2 A, maximum load capacitance of 100 nF, and maximum voltage of 30 VAC or 36 VDC. Verify the applicable limits for the intended load using the manufacturer’s documentation.
Q: What power supply does the module require?
A: The listed power requirement is 5 VDC at 25 mA. Confirm the compatible mounting assembly and system power distribution requirements before installation.
Field Installation Guidelines
- Verify module compatibility: Confirm the FS-TRO-1024 model and its compatibility with the intended Honeywell system, field termination assembly, and mounting arrangement.
- Check the power supply: Verify the 5 VDC supply polarity and voltage before connecting the module.
- Wire relay contacts correctly: Follow the manufacturer’s terminal assignment and contact diagrams. Keep field wiring within the specified voltage and current limits.
- Separate signal and power wiring: Route low-level control wiring separately from high-energy conductors where practical to reduce electrical interference.
- Check load protection: Select circuit protection based on the connected load and applicable relay contact ratings. Do not assume that the listed resistive or capacitive limits also apply to inductive loads.
- Inspect before energizing: Check terminal tightness, conductor identification, insulation, and wiring continuity before applying power.
- Commission the outputs: Test each channel individually and confirm the expected contact operation under the intended operating conditions.
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