Cannon Instrument CT-2000 (Contant Temperature Bath) - Manual (Page 18)

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CANNON ® CT-2000 Constant Temperature Bath
Revision 1.0g—February, 2012; CANNON ® Instrument Company
2139 High Tech Road • State College, PA 16803 • USA
If the self-test sequence is accomplished successfully, the CT-2000 will
commence normal operations.
If any component of the self-test fails, the following message will appear
on the LCD, accompanied by an audible warning tone:
Diagnostics Report
Some Tests FAILED
See Owner's Manual
Press ENTER to go on
The ENTER key will flash in a repeating pattern and the heating LED
will not light (see Warm Start information, page 12). In the event of a
FAILED test, turn off the CT-2000 power for at least five seconds and
restart the unit.
It may be possible to resume normal operation of the CT-2000 following
a failed self-test by pressing the ENTER key. If you do so, the following
LCD message will appear:
Attempting Normal
Operation
Proceed with CAUTION
CAUTION A failed self-test may result in flawed operation and damage to the CT-
2000. If the CT-2000 repeatedly fails the self-test sequence, call
CANNON
® to arrange for servicing the unit.
Following the self-test, the CT-2000 will enter its normal display condi-
tion provided that the RTD temperature sensor is connected properly. If
the RTD sensor is unplugged at any time, the LCD will display a warning
and it will be necessary to reconnect the RTD before proceeding with
normal CT-2000 operations.
The RTD sensor has
been disconnected.
Please reconnect it
to reset the Bath.
Front panel operations
Following a successful Cold Start, the CT-2000 is ready for instructions
from the user.
NOTE Please check bath fluid levels before using the CT-2000 menu com-
mands (see page 10).