... LED 3) dual output 4) RS485 interface Temperature Controller SpecificationCH102: 48 x 48 x 110mm, CH402 ... 96 x 110mmCE ,RoHS and ISO9001 approval.Digital Temperature Controller 1/4 DIN (96x96mm), and other ... of temperature &humidity field, including primarily: temperature controllers, M I cable, thermocouple components,temperature sensors, thermocouples & RTDs (Resistance Temperature Detectors) ...