Operating Manual - John Morris Scientific
Operating Manual - John Morris Scientific
Operating Manual - John Morris Scientific
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Ultra-Low Refrigerated Circulators<br />
5.3. Safety installations, warning functions<br />
Settings for the excess temperature protection according to IEC 61010-2-010<br />
and for the high and low temperature warning functions are made<br />
in a menu that is called up with the key .<br />
ESC<br />
Safety-Values<br />
>Warn-Type: Warning /Alarm<br />
OverTemp: 85.00°C<br />
SubTemp : -99.99°C<br />
SafeTemp : 100.00°C<br />
SafeSens : xx.xx°C<br />
1<br />
80<br />
40<br />
0<br />
160<br />
240<br />
320<br />
°C°C<br />
Legend:<br />
1<br />
Setting via keypad<br />
Select parameter<br />
Select menu item<br />
Change menu level<br />
scroll down / scroll up<br />
1. Press the key<br />
The LCD DIALOG-DISPLAY shows the valid settings (see example above).<br />
2. Use the keys to select the menu item.<br />
3. Settings:<br />
Warn-Type: Select the parameter with the key<br />
enter<br />
(warning or alarm).<br />
and press<br />
Example:<br />
OverTemp and SubTemp: Use the numeral keypad to enter the value and<br />
press enter .<br />
SafeTemp: Set the new cut-out value using a screwdriver via the LCD<br />
DIALOG-DISPLAY. (Example: 50 °C)<br />
The value remains visible on the LCD DIALOG-DISPLAY for about 10<br />
seconds, or press<br />
to update the display immediately.<br />
27
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