3624 Triconex Tricon Supervised Digital Output Module
Manufacturer: Triconex
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Part Number: 3624E
Condition：New with Original Package
Product Type: Digital Output Modules
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Country of Origin: USA
Payment:T/T, Western Union
Shipping port: Xiamen
Warranty: 12 months
Triconex 3624 Tricon Supervised Output Module
The Triconex 3624, also cataloged as the 3624 Supervised Digital Output Module, operates as a dedicated hardware component for driving and fault-monitoring 24 VDC field output loops within Triconex Tricon SIS platforms. Operating with 16 discrete channels across an input voltage range of 16 VDC to 30 VDC, the unit delivers up to 0.7 A per channel to final control elements. The hardware performs internal diagnostic checks to detect open circuits and shorted field wiring loops continuously.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | 3624 |
| Brand | Triconex |
| Origin | USA |
| Weight | Standard Tricon module weight |
| Dimensions | 100 x 150 x 50 mm |
| Operating Temp | -40 to +70 deg C |
| Power Consumption | 50 W |
| Product Type | Supervised Digital Output Modules |
| System | Triconex Tricon SIS |
| Output Channels | 16 discrete channels |
| Nominal Voltage | 24 VDC (16 to 30 VDC range, 36 VDC max) |
| Output Current | 0.7 A per channel |
| Architecture | Triple Modular Redundancy (TMR) |
| Ingress Protection | IP65 |
| Mounting | DIN rail mounting |
| Compliance | IEC 61508, ANSI/ISA |
SIL3 Certification and Fail-Safe State Execution
Built around Triple Modular Redundancy (TMR) 2oo3 architecture, the internal signal processing path routes command vectors from three independent main processors to final output drivers. This design maintains SIL3 certification requirements while preventing single-point hardware faults from causing system shutdowns or uncommanded trip signals. Galvanic isolation barriers separate internal backplane logic from 24 VDC field loads, forcing each output channel into a deterministic fail-safe state whenever severe loop faults occur.
Frequently Asked Questions
Q: How does the channel supervision logic process open-circuit or short-circuit conditions?
A: Each output circuit applies low-level test currents to verify field wire continuity without energizing field actuators. The internal diagnostic bus reports open or short conditions immediately to the main controller.
Q: Is this module hot-swappable in an active Tricon chassis?
A: Yes, the hot-swappable design permits live module replacement without removing power to adjacent operational channels or interrupting system execution.
Q: What are the primary communication interfaces used for diagnostics on this card?
A: Diagnostics and state logging communicate via RS-485 and Ethernet protocols integrated into the parent Tricon system frame.
Field Installation Guidelines
Mount the unit onto standard DIN rail assemblies, ensuring the top and bottom latching mechanisms lock securely into place. Maintain adequate vertical clearance around the module chassis to allow proper heat dissipation across the ambient operating range of -40 to +70 deg C.
Route 24 VDC field wiring through shielded twisted-pair cables to prevent electromagnetic coupling. Connect cable shields to a dedicated instrumentation grounding rail at a single point. Ensure external field power sources do not exceed the absolute maximum rating of 36 VDC to prevent damage to internal output switches.