- 2 -
as atmospheric discharges) on the operation of the machine.
1. Turn off the power supply.
2. Fix the twilight switch vertically (with the cable facing down) to
the ground with two screws in a place that is not illuminated
by the switched (or other) light source.
3. Connect the wires according to the diagram. Insulate well the
connection point of power supply cables with the cables of a
twilight switch or connect them in a hermetic distribution box.
4. Remove the rubber stopper that secures access to the poten-
tiometer.
5. Use a screwdriver to set the tripping threshold.
6. After adjustment, insert the rubber stopper back into place.
When checking the operation of the twilight switch, co-
ver the entire device tightly, for example with a cardbo-
ard box or a dark, thick fabric. Covering only the "eye"
of the probe, for example, with a finger, is not enough,
as the intensity of sunlight is very strong and penetra-
tes the photoelement through the plastic housing and
human body.
Mounting
