... ON/OFF control 2011--HHE series Digital Timer Counter,Timer Relay(Latest)HH4 series, 48*48 ... your option.7) Power supply: 90--265V AC/DC; 24V DC for option.8) Size: ... of products, including Temperature Controller, Digital Adjustor,thermocouple (TC and RTD), Panel Meter, Sensor Meter, inductor, ... used in industrial control and measurement field, such as machinery, electrical cabinet, power sub-station, ...