Time Switch Programs, Astronomical Programs - Theben TR 644 top2 Installation And Operating Instructions Manual

Time switch programs, astronomical programs

With the digital 365-day time switch TR 641 top2 (1-channel time switch), TR 642 top2 (2-channel
time switch), TR 644 top2 (4-channel time switch) the time switch or astro programs can be pro-
grammed and switched optionally for each channel.
Time switch programs
Time switch function
– 1 Standard program P0 (Weekly program
with switching times, pulse and cycle times)
– 16 Extra programs consisting of:
14 Extra programs P1–P14 (Weekly programs
with switching times, pulse and cycle times with
different adjustable date ranges (fixed date range,
date dependent on Easter etc.), with extra pro-
gram P15 (permanently on) and extra program
P16 (permanently off) (with adjustable date
ranges)
A channel can be defined as an astro channel in: MENU  Options  Astro  astro settings 
choose channel  change to astro program
Astro programs
The astro function can be activated instead of the
time switch function for each channel
– 1 Astro standard program P0 (with fixed on/
off times, weekly program)
– 16 Extra programs consisting of:
14 Astro extra programs P1–P14 (with fixed on/
off times, weekly program) with different adjust-
able date ranges (fixed date range etc.), with
extra program P15 (permanently on) and extra
program P16 (permanently off) (with adjustable
date ranges)
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