The Tempatron CT500 digital counter timer is a dual display multifunction, multi-time range digital counter and timer with two independent isolated relay output contacts, suitable for controlling operation of equipment or processes in a wide range of industrial applications. Five timing or counting functions can be selected together with time ranges from 0.01 seconds to 9999 hours or a count range from -999 to 9999 with an optional scale factor. The lower display can show the second set point or batch quantity, or alternatively both displays can operate together as a 6 digit counter. These timers are housed in a compact DIN48 square panel mounting enclosure and are powered from 24Vac/dc or 85 to 270Vac.