... ; 3 output control. HH series 6 Digits Programmable Time Relay/Time switch HH4 series,48*48*80mmHH8 series,48*96* ... manufacture thousands of different models of products, including Temperature Controller, Digital Adjustor, thermocouple (TC and RTD), Panel Meter, Sensor Meter, ... answer. Tel: 086-0760-23609691 Fax: 086-0760-23609692 Phone: 086-13217608016(Barbara Guo) 86-13435730867(Peter Liao) HH ...