EXCELLENT
page 25
The manually set monitor temperature
MAX
of the electronic overtemperature protection system is
monitored, in the case of EXCELLENT ovens, by an adjustable temperature monitor (TWW) Protection Class
3.1 to DIN 12 880, or as an option by an adjustable temperature limiter (TWB) Protection Class 2 to DIN
12 880. For details of temperature monitor system and Protection Class see label.
12.2.1 Adjustable temperature monitor (TWW) Protection Class 3.1 to DIN 12 880
If the manually set monitor temperatur
MAX
is exceeded, the TWW takes over the control of the temperature
and starts to control at the monitor temperature. As a warning the alarm symbol
is flashing.
TB approx. 20°C above Tmax
TWW set manually
setpoint temperature
t
°C
controller fault
emergency operation
12.2.2 Adjustable temperature limiter (TWB) Protection Class 2 to DIN 12 880 (option)
If the manually set monitor temperatur
MAX
is exceeded, the TWB switches off the heating permanently
and can only be reset by pressing the SET key. As a warning the alarm signal
is flashing.
TB approx. 20°C above Tmax
TWB set manually
setpoint temperature
t
°C
controller fault
heating switched off by TWB
