... timesOperating temperature -10°C~80°CInstruction for modal choosingM1: the potentiometer is 5K Ohm, MAX from 1.8KΩ±5% to 3 ... .2KΩ±5%,220°M2: the potentiometer is 5K ohm, MAX from 0 to 5K ohm, 50 ... °M3: the potentiometer is 10K ohm, MAX from 6.5KΩ±5% to 3.5 K ... Ω±5%,220°M4: the potentiometer is 10K ohm, MAX from 0 KΩ±5% to 10 K ...