Hoefer RCB20-PLUS - Manual (Page 25)

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7.5 Setting the Temperature
Variation Limit
1
Press and release the SET + ▲ key simultaneously.
The end digit in the “SV” window will start flashing.
2
Press the ▲ or ▼ keys until the desired value is
reached in the “SV” LED window.
3
Wait 8 seconds for the “SV” digit to stop flashing and
the temperature variation limit is set.
7.6 Setting Upper Temperature Limit
1
Press and release the SET + ▼ key simultaneously.
The end digit in the “PV” window will start flashing.
2
Press the ▲ key until the desired value is reached in
the “PV” LED window. If necessary move the cursor to
the next digit, by pressing the SET key a
lone. Use the 
▲
or ▼

keys to select the second digit.
3
Repeat as described above as necessary until the
desired temperature is selected.
4
Wait 8 seconds for the “SV” digits to stop flashing
and upper temperature limit is set.