Triconex
Triconex 3721 Analog Input Module
Manufacturer: Triconex
Product No.: 3721
Product Type: CompactLogix Analog Input Module
Product Origin: USA
Payment:T/T, Western Union
Weight: 170g
Shipping port: Xiamen
Warranty: 12 months
Product Description
The 3721 analog input module delivers precise signal acquisition for critical safety applications within Tricon systems.
It supports multiple input channels, allowing efficient monitoring of voltage and current signals across industrial processes.
Additionally, the 3721 integrates seamlessly with Tricon controllers, ensuring stable data transmission and consistent system performance.
Engineers rely on the 3721 for its high accuracy, durable construction, and long-term operational reliability.
Technical Specifications
| Parameter | Specification Details |
|---|---|
| Model Number | 3721 |
| Manufacturer | Triconex (Invensys / Schneider Electric) |
| Product Type | Analog Input Module |
| Series | Tricon Safety Instrumented System |
| Input Channels | 32 isolated analog input channels |
| Input Signal Range | 0–5 V, 0–10 V, 4–20 mA |
| Input Resolution | High-resolution analog-to-digital conversion |
| Accuracy | ±0.1% of full scale |
| Sampling Rate | High-speed sampling for real-time monitoring |
| Isolation Protection | Channel-to-channel and channel-to-ground isolation |
| Input Impedance | High impedance for voltage inputs |
| Power Supply Source | Powered via Tricon backplane |
| Power Consumption | Optimized for low power operation |
| Dimensions (H × W × D) | Approx. 300 mm × 200 mm × 50 mm |
| Weight | Approx. 1.5–2.0 kg |
| Operating Temperature | 0°C to 60°C |
| Storage Temperature | -40°C to 85°C |
| Relative Humidity | 5% to 95% non-condensing |
| LED Indicators | Channel status and module diagnostics indicators |
| Interface Connection Type | Backplane connector with secure locking mechanism |
| Component Design | Multi-layer PCB with high-density integrated circuits |
| Cooling Method | Passive cooling through chassis airflow |
| Energy Storage Elements | Internal capacitors for signal filtering and transient suppression |
| Diagnostics Capability | Real-time monitoring and fault detection |
| Redundancy Support | Compatible with fault-tolerant Tricon architecture |
| EMC Compliance | Meets industrial electromagnetic compatibility standards |
| Installation Method | Single-slot rack-mounted installation |
| Maintenance Requirement | Minimal due to solid-state design |
| Application Scope | Process control, safety monitoring, and industrial automation systems |
FAQ
Q1: What is the main function of the 3721 module?
A1: The 3721 module collects and converts analog signals into digital data for processing within Tricon systems.
Q2: How many input channels does the 3721 provide?
A2: The 3721 offers 32 analog input channels, allowing efficient monitoring of multiple field signals simultaneously.
Q3: What signal types does the 3721 support?
A3: The 3721 supports voltage and current signals, including common industrial ranges like 0–10 V and 4–20 mA.
Q4: Does the 3721 include isolation protection?
A4: The 3721 features built-in electrical isolation, which protects signals from interference and ensures measurement accuracy.
Q5: Is the 3721 available for fast delivery?
A5: We supply brand-new original 3721 modules, and we keep stock ready for fast shipment processing.
Return policy
We aim to provide reliable products and a smooth purchasing experience. If there is a problem with your order, please contact us and we will assist according to our Refund Policy.
Shipping
We provide international shipping options to meet different delivery requirements. Please review details regarding methods and timelines in our Shipping Policy.
Warranty
We provide a 12-month warranty for all products, subject to normal use and proper installation.
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