ITech IT7300 Series - Communication Interface; RS232 Interface

Remote Control
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the instrument will accept "ON" or "1". In query of Boolean settings, the
instrument will always return "0" or "1". Boolean Parameter are required by the
following commands:
DISPlay {OFF|0|ON|1}
⚫ ASCII string Parameter
String Parameter may actually include all ASCII character sets. Character
strings must start and end with paired quotation marks; and single quotation
marks or double quotation marks are both allowed. Quotation mark separators
may also act as one part of a string, they can be typed twice without any
character added between them. String parameter is used in the following
command:
DISPlay:TEXT <quoted string>
For example, the following commands display message of "WAITING..."
(without quotation marks) on the front panel of the instrument.
DISP:TEXT "WAITING..."
Single quotation marks may also be used to display the same message.
DISP:TEXT 'WAITING...'
1.6 Communication Interface
IT7300 have four standard communication interfaces: LAN, USB, RS232, GPIB,
IT7321 standard with LAN/USB/RS232 communication interface. The customer
can choose any one according to his demands.
1.6.1 RS232 Interface
There is a DB9 connector at the rear of the power supply, when connect to
computer, you need to select a cable with COM port on both side; To active you
need to press (Shift)+ (Menu) button to enable the settings in menu to
be the same with the PC communication configuration. You could do the
secondary development with all SCPI commands.
Note
The RS232 settings must match the settings in front panel system information.
If any change, please press (Shift) + (Menu) key to modify the
menu: SYST SET\COMM.
RS232 data format
RS232 data is a 10-bit word with one start bit and one stop bit. The number of
start bit is not programmable. Stop bit is selectable between 1&2.Besides, you