TEMPERATURE SETTING
Chamber temperature
Table 1 shows the basic procedure for setting the chamber temperature. Perform key operations in the sequence indicated in the table. The example in the table is based on the assumption that the desired temperature is
Note: The unit is set at the factory that the chamber temperature
Table 1. Basic operation sequence (Example: Chamber temperature -75oC)
| Description of operation | Key operated | Indication after operation |
1 | Turn the power switch ON. | The current chamber temperature is | |
| displayed. | ||
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| |
2 | Press SET key. | SET | The second digit is flashed. |
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| When pressed, the figure of settable |
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| |
3 | Set to |
| digit changes. |
shift key and digit shift key. |
| When pressed, the settable digit | |
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| ||
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| is shifted. |
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| Set temperature is memorized and the |
4 | Press SET key. | SET | current chamber temperature is |
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| displayed. | |
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|
Note:
•The temperature set mode returns to the temperature display mode automatically when 90 seconds has passed without any key operation.
•Although the value of the chamber temperature setting can range from
Key lock function
This unit is provided with the 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 | |
L | 0 | Key lock is OFF | Enable to change of temperature setting |
L | 1 | Key lock is ON | Disable to change of temperature setting |
Table 2. Procedure for key lock setting (change from key lock OFF to key lock ON)
Description of operation | Key operated |
1 |
2 Press digit shift key for 5 seconds.
3 | Press numerical value shift key |
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and scroll the figure to 1. |
| |
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| |
4 | Press SET key. | SET |
Indication after operation The current chamber temperature is displayed.
The first digit is flashed.
When pressed, the figure of settable digit changes.
The key lock is set to ON.
The current chamber temperature is displayed.
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