CET-SJ402T Vehicle Detector — Reliable Precision for
Weigh-in-Motion Systems
Enviko presents the CETSJ402T, a four-channel inductive loop Vehicle
Detector built for modern Weigh-in-Motion systems and Bridge health
monitoring applications. Designed for high accuracy, real-time
detection, and stable long-term operation, CETSJ402T delivers
everything you need to power smart transportation infrastructure.
Key Advantages
Four Independent Channels
Ideal for multi-lane Weigh-in-Motion detection with zero crosstalk.
High-Speed Processing
Uses industrial-grade microprocessors and watchdog reset circuits
for reliable performance.
Flexible Configuration
DIP switch setup for sensitivity, frequency, logic output, and
serial communication (RS-485/RS-232).
Environmental Adaptability
Automatic temperature and loop drift compensation — perfect for
outdoor and Bridge health monitoring use.
Simple Integration
Outputs match most WIM control systems and data loggers, enabling
seamless deployment.
Perfect for Weigh-in-Motion Applications
The SJ402T is the heart of any Weigh-in-Motion solution — detecting
vehicle presence and direction accurately via inductive loops.
Whether for weight enforcement, Bridge health monitoring, or
traffic analytics, SJ402T ensures consistent and reliable
triggering for each vehicle.
Weigh-in-Motion systems rely on precise detection timing. SJ402T enables this
through high sensitivity and fast response times, supporting
efficient data collection and real-time axle load calculation.
Built by Enviko — Trusted Worldwide
With proven performance across highways, toll stations, and bridge
installations, Enviko’s SJ402T is a go-to Vehicle Detector for
intelligent traffic projects. It integrates effortlessly with data
loggers, loop sensors, and enforcement systems, making it a
complete fit for your Weigh-in-Motion setup.
Summary
Supports up to 350m loop feeders
Frequency tuning and sync mode to prevent interference
4 optically isolated outputs, selectable logic modes
Ideal for Weigh-in-Motion and Bridge health monitoring systems
Choose CETSJ402T — the compact, smart, and dependable Vehicle
Detector for all your Weigh-in-Motion needs.
