38SpecificationFO510/610/710/810FO510 FO610 FO710 FO8100Operating temperaturerange 100 to 1150℃Temperatureadjustment accuracy ±2℃ (@1150℃)Time required to reachhighest temperature@LT:1150℃(@RT:850℃)Approx.80min.(60min.)Approx.80min.(65min.)Approx.80min.(55min.)Approx.80min.(60min.)Temperaturecontrol system PID control by VS4 controllerSensor R thermocouple (W sensor)Temperaturesetting system Digital settingTemperaturedisplay system Digital displayFunctions for Operation・Fixed temperature operation・Timer operation (Auto stop, Auto start)・Program operation(Max 6patterns: 30steps×1pattern, 15steps×2patterns or 10steps×3patterns)Additional function Lock function, Auto recovering after power failure, Calibration offsetSafety deviceEarth leakage/circuit breaker, Thermal fuse, Overheating prevention device,Self-diagnostic functions (Sensor error, Memory error, Heater disconnection, SSRshort circuit)Iron chrome wire (Cantal AF)Heater 2.2KW 2.5KW 3.0KW 4.0KWCooling fan Axial fan motorFurnace unit Ceramic fiberOperating ambienttemperature range 5 to 35℃Internal dimensions(W×D×H mm) 300×250×150 250×350×200 270×350×250 300×400×250External dimensions(W×D×H mm) 506×505×626 506×605×676 506×605×726 506×655×726Internal capacity Approx. 11.3L Approx. 17.5L Approx. 23.6L Approx. 30L200V AC single phasePower supply(50/60Hz) 13.5A 16A 18.5A 21APower cord 3 wires with rounded terminalWeight Approx. 44Kg Approx. 52Kg Approx. 58Kg Approx. 62KgFuse ×1 ×1 ×1 ×1Attachedaccessories Other Instruction manual The value for performance is under the ambient temperature of 23℃±5℃, the humidity of 65%RH±20%,and without load. The projection is not included for external dimensions.