15
4.
Operation Method
Operation Mode and Function List
The operation functions of this unit are as below:
No. Name
Description
Page
1.
Overheating
prevention
function
Auto overheating
prevention function
This function is set to be automatically activated (auto
reset) when the temperature exceeds the setting
temperature by 12
℃
.
P. 17
Overheating
prevention device
Though the device shares power source, display, and
key input with the controller, it has independent
temperature measurement circuit, CPU, sensor and
output circuit. Overheating prevention temperature
can be set using the operation panel.
The unit stops operation when the device is
activated. The unit starts operation again when the
POWER switch is pressed again (manual reset).
2.
Calibration offset function
This calibration offset function is for calibrating the
difference occurred between the required in- furnace
temperature and control temperature (sensor
temperature) of the controller. This unit can be
calibrated toward either plus side or minus side of the
whole temperature range.
P. 33
3.
Overheating prevention
temperature calibration
function
The temperature of overheating prevention device is
automatically corrected when the temperature of
controller is collected.
-
4.
Recovery at power failure
The unit starts operation with the same condition as
just before power failure if it occurs during operation.
Press the START/STOP key to start the unit again.
-
5.
Setting value locking
This function locks the established operation status.
It can be set and cancelled with the SUBMENU key.
P. 34
