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Triconex DI3311 Digital Input Module Most Favorable

15 in stock

Manufacturer: Triconex
Product No.: DI3311
Country of origin: USA
Product Type: Digital Input Module
Condition: Brand New
Payment: T/T, Western Union
Weight: 2.1 kg
Dimensions: 12.5 cm × 17 cm × 14.2 cm
Shipping port: Xiamen
Warranty: 12 months

Description
Reviews
Shipping & Payment

Overview

The Triconex DI3311 is a high-integrity Digital Input Module designed for Tricon v10/v11 safety systems. It uses Triple Modular Redundancy (TMR) architecture to maximize reliability. Therefore, it suits safety-critical applications in oil & gas, power generation, and chemical processing. With 32 input channels and advanced diagnostics, the DI3311 acquires signals accurately and provides robust fault coverage. Consequently, it supports emergency shutdown systems, fire and gas detection, and process interlocks efficiently.

Technical Specifications

Model: DI3311
Module Type: Digital Input Module
Number of Channels: 32 (commoned inputs)
Nominal Input Voltage: 24 VDC
Operational Voltage Range: 15–30 VDC
Absolute Maximum Input Voltage: 33 VDC
Reverse Voltage Protection: –0.6 VDC
Input Delay: <10 ms (On to Off or Off to On)
Input Impedance: >30 kΩ without baseplate, ≈3 kΩ with baseplate
Input Power Consumption: 0.2 W/pt @ 24 VDC; 0.5 W/pt @ 33 VDC
Input Thresholds: 0–5 VDC = Off; 6–14 VDC = Transition; 15–30 VDC = On

Diagnostics

Force-to-Value Diagnostic (FVD): <2 ms test cycle
Max Toggle Rate for FVD: <20 toggles/sec
FVD Off-State Glitch: <2 ms, ≈36% of test voltage
ADC Scan Time: <1 ms for all 32 points

Isolation

Functional to Protective Earth: 500 VDC
Functional to Logic Earth: 800 VDC

Dimensions and Weight

Dimensions: 12.5 cm × 17 cm × 14.2 cm
Weight: 2.1 kg

Payment: T/T, Western Union.

Shipping port: Xiamen.

Lead time: Typically 1–3 working days after payment confirmation (subject to stock).

Worldwide delivery: We ship industrial automation parts to customers around the world. Freight is quoted with your RFQ.

F.A.Q.

Common questions about quotes, shipping, warranty and returns

Click Request a Quote on the product page and send us the part number, required quantity, and destination country. Our sales team will reply with current availability, pricing, and estimated delivery time.

In-stock items are normally prepared after payment and order confirmation. Most orders are dispatched from our warehouse in China, although the shipping location may vary depending on current stock.

Yes. We ship industrial automation parts to customers worldwide. Shipping cost and transit time depend on the destination, package weight, product size, and local import requirements.

We commonly use DHL, FedEx, UPS, and other international courier services. The carrier can be selected according to the destination, delivery speed, shipment size, and customer requirements.

Our products are generally covered by a 12-month warranty. Eligible products may also be returned under our 30-day refund policy. Please contact our team before returning any item to confirm the applicable terms and return instructions.