Adjustable temperature from ambient, 5 from c to 100 c. With external refrigeration from, 20 to 100. Safety standard din 12876. 1. Safety over temperature thermostat with adjustable manual reset 2. Over temperature alarm, 3. Low liquid level float features maximum working volume to maintain maximum temperature 20 litres. A clamp and finger screw attach the undelivering it to the tank, Alternatively the extendible support bridge accessory can serve as. Minimum fixing depth to the tank 14 cm. Rs, 232 interface for computer control or printing data. Control panel bath temperature display indicator. Set temperature display indicator. Heater function light indicator. Set value decrease button. Set value increase button.