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The closed status of the output relay terminals 1 (NO) and
2 (COM) is indicated by the or icon in the lower left
corner of the display, depending on the selected operating
mode.
4. PROGRAMMING THE THERMOSTAT
4.1 A brief introduction to programming
• Programming means the setting of switching times and
selection of accompanying temperature levels. The
device can be programmed for a one-week period. Its
operation is automatic, and it will cyclically repeat the
programs (PROG – PROG ) that have been set. For
each day, beside 1 xed (PROG ) switching time, 6
adjustable switching times can be set. For all switching
times a dierent temperature can be assigned between
5 and 40 °C, in 0.5 °C increments. The temperature set
for a given switch will remain valid until the start time of
the next switch. Accordingly, the thermostat will keep the
temperature set for switching time PROG until switching
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