... button, easy to operate2. Self-tuning PID, high accuracy3. Widely used on reflux soldering, baking oven, plastic machine, etc4. Soft ... or more (under the rated load) , operation cycle: 15 secondsPulse voltage: drive SSR, DC0/24V, ON: 24V, OFF: OV.operation cycle: 1 ... first time)Control ModePID, P, PI, PD, ON/OFFGeneral SpecificationPower voltage: AC85~265V, 50/60HzOperation ambience: -10°C ~ 60°C, ...