... the signals are connected reliably between box and card.The type of heavy load connections and wiring method can be ... 400V,50/60Hz,Consumed Power<2.5WTemperatureControl TypePID Control/ManualControl Output Typetriac(PWM mode);triac(SSR mode)TemperatureSensor TypeThermocouple J, ... C(0°F~842°F)Temperature Control Accuracy±0.25%Output Load Capacity20A, 50W~2200W100W~4400WOperating Temperature0°C~55°C( ...