The Hz170 Series us an electromechanical counter housed in the standard Cycl‑Flex Case. The unit is available in three count ranges: 12, 40, and 100. The count det point is adjustable by a knob on the front of the unit. All three count ranges use a solenoid operated pawl food count motor and an electromechanical clutch. Output sequences are controlled by two sets of SPDT instantaneous contacts and two delayed SPDT switches.