Triconex 3351 | Analog Input Module Rave reviews

Release time	Oct 30, 2025
Brand	Invensys Triconex
Product Numbe	Triconex 3351
Country Of Origin	USA
Dimensions	440 × 330 × 88 mm
Weight	1.5 kg
Condition	New & In Stock
Payment Methods	T/T, PayPal, Western Union
Lead Time	1-3 Working Days
Warranty	One Year
Courier partners	DHL, UPS, TNT, FedEx and EMS.

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Overview
The Triconex 3351 is a high-integrity analog input module designed for fault-tolerant control systems. It provides precise signal acquisition for critical industrial processes, supporting 32 input channels with reliable performance.

General Information
Part Number: 3351
Manufacturer: Triconex / Schneider Electric
Brand: Triconex
Country of Origin: USA
Type: Analog Input Module
Architecture: Triple Modular Redundant (TMR) for continuous operation
Application: Safety-critical systems for 4–20 mA analog signal measurement

Power Specifications
Nominal Input Current: 4–20 mA per channel
Operational Current Range: 2–22 mA
Absolute Maximum Field Voltage: 33 V DC
Absolute Maximum Reverse Field Voltage: –0.6 V DC
Logic Power: 24 V DC supplied from system backplane

Communication & Interface
Channels: 32 analog input points
Resolution: 12-bit typical
Input Bandwidth: 16 Hz (-3 dB) typical
Source Impedance: 180 Ω typical
Isolation: Functional-to-earth ≥500 V DC; Functional-to-functional ≥800 V DC
Diagnostics: Built-in force-to-value diagnostic and hot-swap capability

Environmental
Operating Temperature: −40 °C to +70 °C
Humidity: Up to 95% RH, non-condensing
Protection Rating: IP20 for industrial cabinet installation

Dimensions & Weight
Dimensions (L × W × H): Approx. 440 × 330 × 88 mm
Weight: Approx. 1.5 kg

Brand-new original stock, customer service online anytime, prices available immediately.

QDo you provide technical support or installation services?

A Yes, we offertechnical supportfor installation, configuration, and troubleshooting.

QCan I return products if they don’t meet my requirements?

A Returns are accepted within30 daysif the product is unused, unopened, and in its original packaging. Return shipping costs are the buyer's responsibility.

QHow can I ensure compatibility with my existing systems?

A If unsure, please provide yoursystem details, and our support team will verify compatibility before purchase.

QAre there discounts for new wholesale customers?

A We occasionally offerpromotional discountsfor new wholesale customers. Contact us for current offers.

QCan I purchase different quantities of a product?

A Yes, we offerflexible ordering options, whether you need a single unit or a large batch.

QWhat payment methods do you accept for wholesale orders?

A We accept various methods, includingbank transfers (T/T), letters of credit (L/C), and more upon agreement.

QCan I get discounts for bulk purchases?

A Yes, we offercompetitive pricingfor bulk purchases. Contact our sales team for a custom quote.

QWhat is the minimum order quantity (MOQ)?

A The MOQ is usuallyone unit. For bulk orders, please contact us for discounts and pricing details.

QHow long does shipping take?

A Shipping times vary by location. With our16 global warehouses, we strive for fast delivery. Contact us for an estimated delivery time.

QHow can I verify the product before purchasing?

A We can provide high-resolution product images upon request, and our team can arrange warehouse photos for verification.

QDoes this product come with a warranty?

A Yes, we provide a1-year warrantyand support returns and exchanges to protect your rights.

Company Information
E-mail		sales@xm-automation.com
Mobile		+8613620394314
Whatsapp		+8613620394314
WeChat		+8613620394314
Add		Room 1102, Jiuzhou Commercial Building, Siming District, Xiamen, China

Warranty Conditions

At TLNDEB PLC Co., Ltd., we are committed to ensuring the quality of our products. Our one-year warranty provides coverage for any defects in material or workmanship, excluding damages caused by deliberate misuse.

🛡️Coverage Details:

This warranty encompasses all instances of product malfunction or failure due to inherent manufacturing flaws, with the exception of intentional damage.

📝Claim Process:

To avail of warranty services, please notify us of any quality-related issues within the warranty period. We may conduct online troubleshooting and examination as needed.

🚚Shipping Assistance:

We understand the importance of prompt service. Therefore, we cover return shipping costs for warranty-related returns within the first month of supply. Within three months of supply, we cover one-way shipping costs for warranty-related returns. After three months, the customer is responsible for shipping costs both ways.

🚫Exclusions:

Unauthorized modifications, repairs, or misuse of the product.

Normal wear and tear.

Negligence.

Extreme environmental conditions beyond product specifications.

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Prev：Triconex AO2481 7400209-010 | Analog Output Module Thoughtful service

Next：Triconex 3351S2 | Redundant Analog Input Module Original

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