Honeywell FC-TSRO-0824 Digital Output Relay FTA
The Honeywell FC-TSRO-0824, also cataloged as the FC-TSRO-0824 Digital Output Relay Field Termination Assembly, operates as a dedicated hardware component for switching high-capacity field loads within Honeywell Safety Manager platforms.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | FC-TSRO-0824 |
| Brand | Honeywell |
| Origin | Standard manufacturing origin |
| Weight | 0.45 kg (1.0 lb) |
| Dimensions | 300 x 70 x 60 mm (11.81 x 2.76 x 2.36 in) |
| Operating Temp | -5 deg C to +60 deg C (23 deg F to 140 deg F) |
| Power Consumption | Typical input current 40 mA at 24 VDC |
| System Compatibility | Honeywell Safety Manager / FSC |
| Channel Count | 8 relay digital output channels |
| Nominal Input Voltage | 24 VDC (19.2 VDC pick-up voltage) |
| Max Switched Voltage | 250 VAC / 250 VDC |
| Max Switched Current | 5 A (fused with 5 A slow-acting 5 x 20 mm fuse) |
| Safety Rating | SIL 3 capable |
4-20 mA HART Loop Protocol & Channel Isolation
The module architecture incorporates physical contact separation to provide complete channel-to-channel isolation between field actuator loops and internal controller backplane logic. Conformal coating shields onboard switching components from industrial atmospheric contaminants and moisture. Although designed primarily for discrete relay switching, the module coexists within Safety Manager cabinets alongside standard 4-20 mA HART loop protocol instruments to facilitate integrated DCS field execution.
Frequently Asked Questions
Q: What is the maximum switching capacity per output relay channel on the FC-TSRO-0824?
A: Each of the 8 channels switches up to 5 A at 250 VAC or 250 VDC, handling a maximum switched load of 1250 VA or 150 W.
Q: What type of fuse protection is utilized on this field termination assembly?
A: The board incorporates 5 A slow-acting fuses measuring 5 x 20 mm rated for 250 VAC and 150 VDC protection per channel.
Field Installation Guidelines
Disconnect all main supply power to the cabinet before commencing physical mounting or wiring tasks. Securely snap the assembly onto standard DIN EN TS32 or TS35 x 7.5 mounting rails using a minimum rail length of 301 mm. Strip field conductors to 7 mm (0.28 in) and connect wire gauges up to 2.5 mm² (AWG 14) directly into the screw terminals. Torque all terminal screws to 0.5 Nm (0.37 ft-lb) using a calibrated screwdriver to prevent loose physical connections under continuous operating vibration.
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| Shipping Port | ShangHai, Xiamen |
| Warranty | 12 Months |
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