The Honeywell TC-ODD321 is a high-density discrete output module engineered for the Experion Process Knowledge System (PKS). This module features 32 independent channels, organized into two groups of 16 points per common, providing the necessary current to drive field devices such as solenoids, motor starters, relays, and indicator lamps. Designed for high-availability industrial environments, the TC-ODD321 offers sophisticated thermal derating management and configurable fail-safe states, ensuring that process outputs react predictably during communication interruptions or system faults. Its robust electronic architecture supports repeatable surge currents, making it a dependable choice for complex automation infrastructures.
Detailed hardware and performance data for the TC-ODD321:
| Parameter | Specification Details |
| Model Number | TC-ODD321 |
| Manufacturer | Honeywell |
| Series | Experion PKS / Series C |
| Product Type | DC Discrete Output Module |
| Number of Outputs | 32 (16 points per common) |
| Output Voltage Range | 10–31.2 VDC @ 50 °C / 10–28 VDC @ 60 °C |
| Max Output Current | 0.5 A per point @ 50 °C (Linear derating applies) |
| Surge Current | 1.0 A for 10 ms (Repeatable every 2 seconds) |
| Min On-State Load | 3.0 mA per output |
| Max Voltage Drop | 1 VDC @ rated current (3 VDC per IEC 1131-2) |
| Max Leakage Current | 0.5 mA per point (Off-State) |
| Fault States | Hold Last State, ON, or OFF (Default: OFF) |
| Power Dissipation | 6.1 W |
| Terminal Block | TC-TBCH (36-position) |
| Operating Temp | -40 °C to +85 °C (Component rated) |
| Shipping Weight | 0.6 Kg |
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