TST320 2-channel thermocouple module with Modbus RTU
TST320 is a 2-channel thermocouple module with Modbus RTU interface.
Description
TST320 is a module with MODBUS RTU interface and 2 inputs for thermocouples. Crafted for a range of industrial applications, it provides precise temperature readings across a variety of thermocouple types, making it an ideal solution for temperature measurements in industrial processes.
The module’s unparalleled compatibility supports all thermocouples – J, K, T, N, E, B, R, and S – ensuring seamless integration into any setup. Its 24-bit ADC with DSP processing and ±0.1% accuracy provide exceptional measurement precision. Combined with ±0.19% CJC accuracy, your readings remain reliably precise.
With an RS-485 interface supporting up to 63 nodes, communication with existing systems is effortless using Modbus RTU protocol.
Features
- 24-bit ADC with DSP processing;
- RS-485 interface supporting up to 63 nodes;
- LED indicator displaying communication status;
- Compatibility with all types of thermocouples;
- Integrated 120-ohm termination resistor;
- Firmware update capability via the interface.

Specifications
| Physical Characteristics |
|
| Environmental limits |
|
| Power Supply |
|
| Inputs |
|
| Interface |
|
| Isolation |
|
Faulty Goods and Warranty
Where such goods have been supplied we undertake to repair or replace them as quickly as possible.Prior to returning faulty items, please contact us with a description of the fault as one of our engineers might be able to assist you by resolving the issue over the phone.
A Warranty form must be filled out and returned with any goods.
Our standard warranty period is 12 months from the date of purchase unless stated otherwise.
Other warranty periods:
Labjack Products: 5 Years
Atop Products: 3 Years
MeanWell Products: 3 Years
Terracom Products: 3 Years
Warranty is subject to us being satisfied that a defect was caused by defective workmanship or materials and was not caused by or was not substantially contributed to by other factors beyond our control including incorrect installation, alterations or modifications of the product not recommended by the manufacturer.
Returns Policy
If you are dissatisfied with our goods you may return them within 14 days of the dispatch date. Contact us for an authorisation and we will refund your purchase less shipping costs and restocking fees. All returned goods MUST be in AS NEW condition including ALL PACKAGING and DOCUMENTATION / MANUALS etc.
Please note:
- The product returned will attract a 20% restocking fee.
- The customer must pay the delivery costs.
- Non standard, custom made or a specially manufactured or imported products are not returnable.
- Semiconductors, books and software are not refundable
Full Terms and Conditions
By placing an order with Ocean Controls, you agree to be bound by our Terms and Conditions of Trade.











