Legrand - AlphaRex Time Switches

The AlphaRex 3 is the latest addition to the Legrand digital time switch range. Available in astromical light control and single or dual standard versions, each with PC programmable functionality.

Features

• Automatic calculation of sunset and sunrise. Astro Version
• Additional switching times can be programmed.
• Offset adjustment of on/off times up to +/- 120 mins.
• Manual override facility.
• Switching accuracy: +/- 0.1 seconds per day.
• Zero Crossing Switching.
• 1 and 2 channel versions available.
• Programmable via a data key.

Benefits

• No need to install a light sensor.
• Energy savings can be gained by interrupting the cycle.
• Flexibility and adaptability to the local environment.
• Flexibility – can switch lighting on without affecting the regular programme. E.g.: security personnel.
• Most accurate time clock on the market.
• Reduces stress on the relay. Increases longevity of lamp and device.
• Can control heating & lighting/any mix of 2 loads. Or use to swap channels for equal wear on both channels.
• Multiple devices can be programmed by one key. Remote programming.

Programming

The AlphaRex 3 can be programmed for standard applications using the push buttons on the device. More expert programming can be achieved either on site or remotely using a PC, data key and Legrands patented programming software. (Pictured below)