Digital temperature controller, thermostat, thermometer Accuracy: 0.5 Time maintenance of data: More than 20 years Comsumption of power: Less than 3w Alarm way: Full-scale setting, absolute value or windage value Relay output contact capacity: AC220V 3A SSR Spring signal: More than 100mA Controlling action: 1. PID action and auto account(inverse action) 2. PID action and auto account(direct action)Input way: Unversial inputs RTD: Cu50, PT100 Linear voltage: 0~20mv, 0~5v, 1~5v, 0~10v Linear current: 0~10mA 4~20mA Linear resistant: 0~400 & Omega 3. First alarm, second alarm N: No alarm High and low alarm witgh hold action