Delta Temperature Controller is mainly designed to accurately control the temperature in industrial production, equipments, or environment. Also, Celsius or Fahrenheit is selectable to meet user's demand. DTC features a modular and wire‑saving structure, and is able to monitor many temperature points by parallel and modular extension. The user is able to set up the suitable output method according to the actual demand. The built‑in password protection prevents unauthorized operation or malicious damage from staff. DTC series as a built‑in RS485 communication interface. The programmable PID control function allows DTC to set up 64 sets of temperature and control time. DTC also supports 3 levels of password protection, synchronous communication protocol and auto ID setup.