Triscan T-4020

Triscan T-4020

Triscan’s T-4020  is an easy to install, low voltage device with a feature-rich backlit display that highlights contents, capacity, ullage and alarms status.

  • Accurate to 0.5% or better
  • 2 Year Warranty
  • High and Low Level Alarm


  • Product Overview
  • Features and Specifications
  • Other Products & Available Features

Product Overview

The T-4020 is an easy to install, low voltage device with a feature-rich backlit display that highlights fuel contents, capacity, ullage, tank name and temperature.


Backlit display showing: contents, capacity, ullage, alarms status bar & tank name.


High alarm provides 110 dB at 1 meter. This utilises one of four alarm outputs and has a front panel acknowledge button. Test and mute function supplied as factory standard. Additional flashing lights or control functions are optional, as are bund, leak and water bottom alarms.


Single or multiple tank gauging for almost any liquid. Almost any tank shape can be programmed in this system. Safe area or Eexiallc can be accommodated.


IP65 weatherproof, zone 2/safe area. For Eexia applications barriers and IS sensors are provided. Display enclosure are RoHS & CE compliant. Multispot thermometer corrects data for thermal expansion.


When used with Triscan’s Odyssey™ software, the T-4020 allows operators to calculate inventory value, loss control, temperature issues, storage capacity utilisation, leak detection and overfill protection. Access to reliable, real-time tank content information results in reduced costs, increased safety and higher profitability.



The Triscan T-4020 can be installed in less than an hour as follows; sensor into tank, wired to display, mounted on wall or pipe. Plug in laptop configuration. Test alarm and scroll screen.

Sensor Options

Any 4-20 milliamp device can be used to measure the product. As standard T-4020 utilises pressure transmitters. Options of Ultrasonic, Radar, and Mag sensors are available. DP sensors are offered for pressurized tanks, either intrusive for ambient liquids, or external for cryogenic applications.


The T-4020 provides an RS485 Modbus connection into any suitable reader, or can be made into a remote gauge by the addition of a Triscan T3100 GPRS web logger and e-mailer.


Software allows calibration of almost any shape or size of tank plus manual table entry. User programmable 4 alarm set point.

Power Requirements

Power Supply: 18-24 V DC

Input: 1 x 4-20 mA (either new or existing measuring sensor)

Output: Modbus RS485 and either 1 x 4-20 mA mirror of input or 1 x 4-20 mA corrected output. (Suitable for most Building Management Systems).


2 year warranty.

Modular options

Bund Alarm (Fail Safe)
Temperature of Product (°C)
High Level Alarm

Other products to consider

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