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PRODUCT DESCRIPTION
AI3351 S2 TMR analog input module for the Trident safety system
Triconex AI3351 S2 is a TMR analog input module used with the Trident safety system. The complete order reference identifies the required hardware and must be matched to the installed chassis, baseplate, cable or field termination.
Manufacturer documentation lists the applicable electrical, signal and installation characteristics. Verify the nameplate, hardware revision, connector layout and project records before replacement.
Manufacturer documentation lists the applicable electrical, signal and installation characteristics. Verify the nameplate, hardware revision, connector layout and project records before replacement.
BEFORE YOU BUY
Confirm the complete installed configuration
ACTUAL APPLICATIONS
AI3351 S2 supports safety-system maintenance and lifecycle projects
Use the TMR analog input module only in the documented Triconex configuration after confirming field circuits, mating hardware and the application program.
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01 · PROCESS SAFETY
Maintain emergency shutdown functions
Support configured shutdown logic and field circuits in oil, gas, chemical and power-generation installations. -
02 · FIRE & GAS
Preserve monitored protection loops
Match the installed point assignment, signal type and termination arrangement before reconnecting fire-and-gas devices. -
03 · LIFECYCLE SERVICE
Replace legacy Triconex hardware
Record the existing configuration, install the exact AI3351 S2 identity and complete diagnostics plus site functional testing before return to service.
Technical specifications for AI3351 S2
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Product ModelAI3351 S2
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Product ParametersAnalog input module
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Place of shipmentXiamen, China
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In stock1 unit
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ManufacturerInvensys
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Module TypeTMR analog input module
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Input Points32 commoned channels
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Nominal Input Current4–20 mA DC
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Operational Current Range2–22 mA DC
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Maximum Field Voltage33 V DC
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Maximum Reverse Voltage−0.6 V DC
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Maximum Input Current50 mA DC
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Input Bandwidth16 Hz at −3 dB
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Source Impedance180 Ω
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Input Impedance250 Ω with baseplate
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Conversion Resistor100 Ω ±0.01%
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Resolution12 bits
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Absolute Error0.15% of 20 mA full scale
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Diagnostic MethodForce-to-value diagnostic
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Scan TimeLess than 1 ms for all points
View all additional
SYSTEM & REPLACEMENT CHECK
Information needed before ordering
Three direct checks to secure your system integration and minimize ordering risks.
Information
System integration
Replacement check
Manuals & support
SYSTEM CONFIGURATION
Match AI3351 S2 to the installed Triconex configuration
Triconex AI3351 S2 is a TMR analog input module for the Trident safety system. Verify the complete product identity and controller generation before integration.
Match all mating modules, baseplates, termination panels, cables, field power and signal assignments. Preserve approved project records.
Complete the manufacturer-recommended diagnostics and site functional test after installation.
Features:
- Exact product identity: AI3351 S2
- Product class: TMR analog input module
- Model-specific values listed in the specifications
The Triconex AI3351 S2 requires its ratings, wiring and installed configuration to be checked before system integration and commissioning.
INTERCHANGEABILITY
Verify the full replacement identity before commissioning
Replace Triconex AI3351 S2 only after matching the complete order reference, hardware revision, connector or terminal arrangement and installed function.
Record the existing slot, cable and field-terminal labels before removal. Transfer only configuration data approved for the exact hardware and project.
After installation, verify power, communications, every connected point, alarm response and the complete safety function.
Features:
- Match the complete AI3351 S2 identifier
- Compare revision, connectors and mating hardware
- Test diagnostics and field operation before service
The Triconex AI3351 S2 requires replacement verification against the installed hardware and project documentation.
DOCUMENTATION STATUS
Browse the Manuals, Datasheets, Official Documents, Links
Important Notice: Available documents must be matched to the complete AI3351 S2 identity, installed system and applicable revision.Features:
- Model-specific data sheet prepared for AI3351 S2
- Manufacturer guide reference identified before order
- Installation steps follow Triconex maintenance controls
Documentation for Triconex AI3351 S2 must match the installed system and revision; confirm manual availability in the written quotation.
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Important notice
Manuals, software, firmware, cables, calibration data and accessories are included only when listed in the quotation. AMIKON is an independent supplier and is not affiliated with or authorised by the manufacturer.
This content has been produced using multiple sources. Takes no responsibility for the accuracy of this information. Always consult the original equipment manufacturer for the most up to date instructions and information.
BUYER INFORMATION
Commercial terms without hidden steps
Your written quote confirms the product identity, price, availability, lead time, warranty and shipping terms before payment.
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01
Shipping & delivery
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DispatchEligible stock: same / next day
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CarriersDHL, FedEx or UPS
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Ship fromXiamen, China
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Packed size4.3 × 18.8 × 21.8 cm
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Shipping weight1.3 kg
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Payment & customs
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PaymentBank transfer (T/T)
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CurrenciesUSD · EUR · GBP · RMB
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Credit cardsNot accepted
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HS reference8538900000
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OriginUnited States
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Warranty & returns
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Warranty12 months from AMIKON
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InspectionLabel, condition and packing checks
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ReturnsPrior RMA authorisation required
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CompatibilityConfirm before order
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OEM warrantyDoes not apply
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Your written quote confirms the product identity, price, availability, lead time, warranty and shipping terms before payment.
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Part checked
Full suffix recorded -
Condition checked
Label and appearance -
Packing checked
Antistatic protection -
Tracking supplied
Established couriers -
Sandy Lin
Dedicated account manager · 15+ years
FREQUENTLY ASKED QUESTIONS
Questions buyers ask about AI3351 S2
Direct answers about identity, compatibility, stock, warranty, payment and shipping.
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How should Input Impedance be interpreted when selecting AI3351 S2?
For AI3351 S2, the manufacturer reference states Input Impedance as 250 Ω with baseplate; use that value with the complete nameplate and installed system. -
What installation decision is controlled by Resolution on AI3351 S2?
Plan the AI3351 S2 connection around 12 bits for Resolution, then verify its mating hardware and terminal assignment before installation. -
Which commissioning check confirms the stated Diagnostic Method for AI3351 S2?
On AI3351 S2, measure or diagnose the applicable channel and confirm it agrees with Force-to-value diagnostic, the documented Diagnostic Method for this hardware. -
Why must maintenance staff verify Module Type before replacing AI3351 S2?
A mismatch in Module Type can change AI3351 S2 compatibility or field behavior; the required reference for this product is TMR analog input module. -
What field condition must remain within the Nominal Input Current specification for AI3351 S2?
Keep the circuit connected to AI3351 S2 within 4–20 mA DC for Nominal Input Current and investigate any reading outside the manufacturer specification. -
How does the published Maximum Field Voltage affect wiring or system compatibility for AI3351 S2?
The AI3351 S2 Maximum Field Voltage entry is 33 V DC; apply it when checking cables, baseplates, field power and the approved project configuration. -
What record should be compared with the Maximum Input Current value before AI3351 S2 is energised?
Before powering AI3351 S2, compare the site drawing, nameplate and maintenance record against 50 mA DC for Maximum Input Current. -
Which post-installation test relates directly to Source Impedance on AI3351 S2?
After installing AI3351 S2, test the related point, port or circuit against 180 Ω, then record the Source Impedance result.
READY TO VERIFY YOUR PART?
Get a AI3351 S2 quote with price, lead time and revision check.
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