• User selectable relay operation options
• Low or High Trip with independent delays or disabled
• User programmable
• Can be restored to factory settings
• Model 27SG has silver with gold flash contacts for low current.

Model 29 Frequency Monitor has a display that shows the frequency with an accuracy of +/- 0.5%. The display is updated every second and re-initialized every 30 seconds.

Model 29 has a rotary encoder with switch on the unit. By pressing the encoder switch for more than 5 seconds, the unit will enter the setup mode.

This unit has a user selectable relay option for High-Low or DPDT. It can also be user-selected to energize on fault or de-energize on fault. The user can select automatic or manual restart on the Model 29. The SG version of the Model 29 has silver with gold flash contacts for low current applications

Model 29 Frequency Monitor can be restored to factory defaults.