Automatic Street Light Control (Astro Clock Mode); Changeover Between Astro Clock Mode/ User-Defined Mode; Mode Change Via Logo! Tde; Mode Change Via Sms - Siemens LOGO! 8 Manual

3 Mode of Operation

3.3 Automatic street light control (astro clock mode)

3.3 Automatic street light control (astro clock mode)
When setting the astro clock mode for controlling the street lights,
street lighting is automatically switched off at sunrise and switched on at sunset.
3.4 Changeover between astro clock mode/ user-defined
mode:
Changing between user-defined and astro clock mode is possible at any time via
SMS and LOGO! TDE.
3.4.1

Mode change via LOGO! TDE

With LOGO! TDE, the mode is changed by pressing the F1
3.4.2

Mode change via SMS

Changing the mode via SMS requires generating a trigger for the pulse relay
(function block B042):
Figure 3-3
A random analog value is written to analog network input NAI2 via SMS (at least
value "1"). As soon as the analog value has been entered, the threshold trigger
(function block B007) switches to "true" and forwards the trigger to the current
pulse relay (function block B042).
Figure 3-4
If at a later point in time, the mode shall be changed again, another value must be
written to analog network input NAI2 to generate a new trigger.
LOGO! Set 1
Entry ID: 109063024, V1.0, 07/2015
button.
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