Company record
Triangle Research International designs and manufactures open‑case programmable logic controllers (PLCs) aimed at automation original equipment manufacturers and systems integrators. The product line includes multiple models that incorporate analog I/O, RS‑232, RS‑485, Ethernet connectivity, and native support for Modbus RTU as well as Modbus TCP/IP protocols. Each PLC can be programmed, monitored, or controlled remotely via an internet connection. Complementary offerings comprise human‑machine interfaces, LCD display units, and data‑logging software. The company serves a range of sectors, including machine OEMs in industrial, medical, material‑handling, and packaging applications, as well as in‑house system integration projects, HVAC installations, and educational institutions.
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