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4.5 Safety Tool
4.5.1 Over Temp. Limiter
This model has the over temp limit and temp sensor in the main controller.
Over temp limit is located on the right down side of the unit. Set the over
temp limit over 15% than normal use temperature by a flat head
screwdriver.
In case of that the temperature in the chamber over set temp, the operation
discontinues.
4.5.2 High/Low Temp. Limiter
This model has electric High/Low Temp. Limiter additionally.
Over Temp. limiter is operated mechanically. But Electric High/Low Temp. Limiter
make operation stop by receiving high/low value from user.
If PV is out of high/low value, it is supposed to be stopped.
Please refer to Appendix 9.2 regarding how to use electric High/Low Temp.
Limiter.
4.5.3 Glass Fuse
In the case of the over current generating, the fuse is cut and the power is down.