Upgrading to an electronic time switch has never been easier with the ET1700 series. This series replaces our ET170 series. Models feature contacts that can be field configured to act as two independently operated SPST, one simultaneously operated DPST, or independently pulsed SPST for contactor and bell ringing applications. Permits different operation each day. Program can repeated on an a weekly basis. To-the-minute programming for accurate load control and reduced energy costs. Up to 28 setpoints. Automatic Daylight Saving Time (DST) ON/OFF adjustment (Factory Enabled). Temporary override or permanent manual override available control buttons.