Lauda Integral T 4600 - Key Inhibit (KEY)

Integral T process thermostats
32 Starting up YAWE 0026 / 21/01/2019
7.3.2 Key inhibit (KEY)
 Key operation can be inhibited with the KEY function in
order to prevent unauthorised alteration of the
equipment settings via the keys.
+
 Press key and hold it down.
 Within 4 sec press also and hold it down.
 The display shows
 and 4 x 0 appear consecutively.
 KEY is displayed.
 Release both keys.
The keys are now non-functional. When any keys are
operated the display shows KEY.
For de-inhibiting:
+
 Press key and hold it down,
 Within 4 sec. press also and hold it down.
 The display shows
 and 4 x 0 disappear consecutively and KEY
disappears.
 The keys are de-inhibited.