2014 New version AI208 PID digital Temperature Controller:

* Optional 4-20mA analog output
* RS485 communication


* Easy operation,economic model.

* Two freedom degree PID arithmetic with a good control effect

* One-press to enter the auto-tuning state, calculate to the best controlling state automatically.

*1 loop free-setting alarm function.

*Optional 4-20mA adjust output/analog output and RS485 communication