Thermo Scientific BF51841BC, Руководство по эксплуатации

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Setting the Ramp to Setpoint Rate
Thermo Scientific 6-5
adjustments) be sure to press and release SET/ENT again to register the
change.
5. Press and release SET/ENT to advance to The SPH parameter and change its
value 2192.
6. Press and release SET/ENT to advance to the SPL parameter and change its
value to 32.
7. Press and release SET/ENT to advance to the HY1 parameter and change its
value to 1. Press & Release SET/OUT.
8. Press and hold SET/ENT for 3 seconds to exit the Setup Parameters Menu.
9. Press and hold SET/ENT for 3 second to enter the operating Parameters Menu
and display the A1 parameter.
10. Use the button to set the A1 parameter to the desired over-temperature
limit in °F.
11. Press and release SET/ENT to advance the P parameter and change its value
to 16.
12. Press and hold SET/ENT for 3 seconds to exit the Operating Parameters
Menu.
13. The new temperature units are now effective. Follow the instructions in Section
“Normal Controller Operation” to reset the temperature setpoint in °F.
14. Apply the °F label over °C label on the control panel.
Setting the Ramp to Setpoint Rate
The Ramp Rate feature allows the chamber to be heated or cooled at any rate
slower than the maximum capability of the unit. To fine tune ramp rates, you may
need to test using loads with similar and thermal properties to loads you intend to
use in furnace applications.
To set the ramp to setpoint rate, complete the following steps. If during this
procedure the buttons are inactive for more than two minutes, the controller will
return to the standard display.
1. With the controller operating, press and hold SET/ENT for 3 seconds to enter
the Operating parameters menu.
2. Press and· release SET/ENT until the LoC parameter is on the upper display.
The value before LoC must be “0”. If not use “0”, use arrow to select “0”
followed by sides press of SET/ENT button.
3. Press the down arrow button to show “1”, and press SET/ENT once to enter
the Setup Parameters menu.
4. Press and release SET/ENT until the Upr parameter is on the upper display.