26
SYSTEEM FAILURE
In case of a possible system failure, the
indoor and/or outdoor unit must be reset.
Press the
RESET
(6) button of the outdoor
unit. The indication LED on the front panel
will illuminate for 1 second to inform you.
The outdoor unit is now reset.
Use a paperclip to press the reset button of
the indoor unit. This button is located behind
the reset hole at the rear.
RESET
(18). The
display will switch off and the indoor unit is
restarted. All connection procedures must
now be repeated.
If this doesn’t solve the problem, please
contact the Alecto service department: www.
alecto.nl
ENVIRONMENT
At the end of its lifespan, this product should
not be discarded as normal domestic waste,
but is must be taken to a collection point for
the recycling of electric and electronic equip-
ment.
Don’t throw away exhausted batteries,
take them to your local depot for small
chemical waste.
DECLARATION OF CONFORMITY
Hereby, Hesdo declares that the radio equi-
pment type Alecto WS-1550 is in compli-
ance with directive 2014/53/EU.
The full text of the EU declaration of confor-
mity is available at the following internet
address:
http://DOC.hesdo.com/WS-1550-DOC.pdf
Frequency: 433.950 MHz
Maximum Power: <-34.5 dBm
SPECIFICATIONS
Indoor unit:
measuring range:
-9.9 °C to +70 °C (-14.18 °F to +157.9 °F)
-5°C - 0°C ± 2°C
0°C - 40°C ± 1°C
40°C - 50 ºC: ± 2 ºC
resolution: 0.1°C
measuring range air humidity:
25% ~ 95% rel. air humidity
resolution: 1%
power supply:
mains voltage, 230Volt
output 4,5 VDC, 200mA,
Batteries:
3x 1.5V battery, size AA alkaline
connection of outdoor units:
max. 3
clock:
DCF-77 Time signal, Quartz backup
Outdoor unit:
measuring range:
-35 °C to +70 °C (-31 °F to +157.9 °F)
-20 ºC - 0 ºC: ± 2 ºC
0 ºC - 40 ºC: ± 1 ºC
40 ºC - 60 ºC: ± 2 ºC
resolution: 0.1°C
measuring range air humidity:
25% ~ 95% rel. air humidity
resolution: 1%
power supply:
2x 1,5V battery, format AAA, alkaline
transmit frequency / range:
433MHz / up to 30 meter.
data transmission every 5 min.
