Cole Parmer 52412-15, User Manual, Page: 55 / 73

52412Mechnicaloven_ver_1.2 55
4.5
Safety Function
4.5.1
Safety Functions Related to Temperature
(1) Temperature Limiter [4.6 Refers to Over Temperature Limiter]
If the temperature of the chamber rises abnormally above the set temperature (over 10~15% of SV) by
using the electronic temperature limiter, an alarm sounds and the operation of the device stops.
4.5.2
Safety Functions Related to Use
(1) Door alarm
When the device operates with the door open, a beep sounds. Please close the door and try again.
If the door is opened while the device is operating, the heater stops and a warning message for door open
appears. But there is no alarm sound. If the door is closed within the Door Open Alarm Delay time (default
setting: 5 minutes), the previous operation continues. If the door is not closed after the entered time, a
warning pop-up window appears with a beep. If a warning pop-up window is displayed, the device does
not work even if the door is closed. In order to start the device again, close the door, check the warning
pop-up window, and restart the machine. [4.4.4 Refer to Alarm for changing the Door Open Alarm Delay
time]
(2) Touch Screen Lock Function
This button is to turn on/off the lock function so that the touch screen cannot be used during the
device operation.
(3) Circuit breaker
A circuit breaker is embedded to protect the device from short circuits or overcurrent.