8311 Triconex Tricon 3000 Series Datasheet & Technical Manual

Triconex 8311 Tricon 3000 Series Power Supply High Density Module

Triconex 8311 Tricon 3000 Series Power Supply High Density Module

Availability: 10 left in stock

Triconex 8311 Tricon 3000 Series Module Configured for electrical power distribution and analog signal processing in Tricon 3000 Series SIS...

SKU: 8311

Manufacturer: Triconex
Product No.: 8311
Product Type: Power Supply Modules
Product Origin: USA
Payment:T/T, Western Union
Weight: 1500g
Shipping port: Xiamen
Warranty: 12 months

Description Reviews

Triconex 8311 Tricon 3000 Series Module

Configured for electrical power distribution and analog signal processing in Tricon 3000 Series SIS platforms, the Triconex 8311 (8311 High Density Module) provides direct physical/electrical execution.

Hardware Specifications

Parameter	Specification
Model	8311
Brand	Triconex (Schneider Electric)
Origin	United States
Module Type	Power Supply High Density Module / Analog Input Module
Chassis Compatibility	Main, Expansion, RXM (Tricon 3000 Series SIS racks)
Nominal Voltage	24 VDC
Input Voltage Range	22 to 31 VDC
Fuse Rating and Type	15 A, time-delay
Output Hold Time	2.8 ms minimum
Input Channels	32 isolated analog inputs
Signal Range	0-5 VDC, 1-5 VDC, 0-10 VDC, 4-20 mA (configurable)
Resolution	12 bits
Accuracy	±0.1% of full scale
Input Isolation	2500 V RMS channel-to-channel and channel-to-backplane
Loop Power	24 VDC nominal, reverse-voltage protected
Operating Temperature	-20 to +60 deg C
Storage Temperature	-40 to +85 deg C
Humidity Range	5% to 95% non-condensing
Dimensions (W x L x D)	177.8 mm x 101.6 mm x 228.6 mm (Physical: 43 mm x 27 mm x 32 mm)
Weight	1.5 kg (Shipping weight: 3.7 kg, Alternative variant: 2.7 kg)
Certifications	IEC 61508 SIL3, IEC 61511, TÜV, CE, UL Class I Div 2, ATEX Zone 2

Triple Modular Redundancy and Safety Integrity

The hardware architecture utilizes a triple modular redundancy (TMR) 2oo3 architecture to ensure continuous fail-safe state execution. Three completely isolated, parallel leg circuits execute independent voter logic for all internal diagnostic workflows and processing chains. Complete galvanic isolation across channel-to-channel and channel-to-backplane paths prevents transient electrical faults from propagating between field device loops and the system backplane, maintaining system uptime and verification standards under IEC 61508 SIL3 certification criteria.

Frequently Asked Questions

Q: What are the restrictions regarding online hot-swap operations for this hardware component?

A: The module supports online hot-swap installation directly into a designated single-slot rack location. Replacement must execute while the rack baseplate remains energized, allowing uninterrupted system processing without dropping the safety loop state.

Q: How does the internal power leg architecture handle momentary voltage drop conditions?

A: The integrated power module circuitry guarantees an output hold time of 2.8 ms minimum during input voltage interruptions within the nominal 22 to 31 VDC bounds before forcing a system state change.

Field Installation Guidelines

Install the module vertically within the specific single-slot allocation of the Tricon 3000 Series SIS rack. Ensure proper mechanical seating into the backplane connectors before tightening any retention fasteners. Field technicians must terminate all external analog signal wiring at the matching termination baseplate. Apply dedicated instrument-grade grounding and continuous cable shielding across all 4-20 mA and low-voltage signal loops to suppress electromagnetic interference (EMI). Route high-voltage power lines and low-voltage signal conduits through separate containment channels to prevent cross-talk and induction errors.

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