the site where you install the switch may greatly affect its performance. when installing, consider the following pointers:

    ·install the switch in a fairdy cool and dry place. see appendix a, specifications, for the acceptable temperature and humidity operating ranges.

    ·install the switch in a site free from strong electromagnetic field generators (such as motors), vibration, dust, and direct exposure to sunlight.

    ·leave at least 10cm of space at the front and rear of the switch for ventilation.

    ·install the switch or a sturdy, level surface that can support its weight.