Cannon Instrument CT-2000 (Contant Temperature Bath) - Manual (Page 23)

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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
General Bath Offset
The General Bath Offset is a protected function of the CT-2000. This
option is a global adjustment which is made at the factory by
CANNON
® . In rare instances when this setting may need to be altered,
the adjustment should be made in consultation with an authorized CAN-
NON
® representative.
Communication options
Several communication options between the CT-2000 and your computer
may be configured from the MENU keypad option.
Change Port Speed This option provides a speed setting for data transfer between the CT-
2000 and a computer via the RS-232C connection. Select the baud rate
(the default for most software is 9600) in bps (bits per second) from one
of the following options:
1. 1200 4. 19.2k
2. 2400 5. 38.4k
3. 9600
Keypad sequence (from initial LCD temperature display):
[MENU] [3] [ENTER] [1] [ENTER] [input speed choice (1-5)]
[ENTER]
Mode The MODE keypad option permits RS-232C or RS-485 communication
options.
The CT-2000 is equipped with a full-duplex RS-232C point-to-point
interface as well as a half-duplex RS-485 network interface. Commands
and Queries may be sent to the CT-2000 via either interface. Responses
and Reports may be received by the master controlling computer.
Interface information
This interface is configured as 8 data bits with no parity and one stop bit.
The mode of operation, polled (multi-drop) or point-to-point, can only be
configured via the front panel menu.
Procedure To select the MODE option, press 2 from the COM Setup menu.
KEYPAD SEQUENCE (from initial LCD temperature display):
[MENU] [3] [ENTER] [2] [ENTER]