KEY LOCK FUNCTION
This unit is provided with a key lock function. When the key lock is ON, change of temperature setting through the key pad is not available. The key lock is set in OFF at the factory.
Display | Mode | Function |
L0 | Key lock is OFF | Enable to change of temperature setting |
L1 | Key lock is ON | Disable to change of temperature setting |
Table 6 Procedure for key lock setting (change from key lock OFF to key lock ON)
| Description of operation | Key operated | Indication after operation | ||||||||
1 |
| The current chamber temperature is |
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2 | Press digit shift key for 5 seconds. |
| The first digit is flashed. |
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3 | Press numerical value shift key and |
| When pressed, the figure of settable |
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scroll the figure to 1. |
| digit increases. |
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| The key lock is set to ON. | ||||||||
4 | Press set key. | SET | The current chamber temperature is |
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Note:
•F00 is displayed if the numerical value shift key is depressed for about 5 seconds accidentally. This display is for service personnel. Do not change this display. Present temperature is displayed automatically when the set key(SET) is pressed or about 90 seconds is passed without any key operation.
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