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Remote Control
Copyright ©ITECH Electronic Co., Ltd.
98
3
DGND, ground
RS–232 Configuration
When you purchase the interface accessory and successfully insert it into
the corresponding position on the rear panel of the instrument, the RS–232
menu item will appear in the System menu. The specific steps are as
follows:
1.
Ensure that the instrument's power switch is off, that is, the
instrument is in Power Off state.
2.
Insert the separately purchased RS–232 interface card into the card
slot on the rear panel of the instrument.
3.
Connect the instrument to the computer via an RS–232 cable. After
the con- nection is successful, turn on the power switch of the
instrument.
4.
Press the composite keys
[Shift]+
(
System
)
on the front
panel to en- ter the system menu.
5.
Select
Communication
and press
[Enter]
.
6.
Select
RS232
and press
[Enter]
.
7.
Set the relevant communication parameters in turn, and press
[Enter]
.
RS-232 Troubleshooting
If you meet some problems when communicating with PC by RS-232
interface, please check the following items:
•
Check that whether the baud rate of the computer and instrument
are the same;
•
Make sure the correct cable and adapter are connected. Note that
internal wiring may not be correct even if the cable has a suitable
plug;
•
The cable must be connected to the correct serial ports (COM1,
COM2, etc) of PC.
9.6 Commonly Used Commands Overview
The IT7800 series AC/DC power supply can be connected with the remote
control device through the communication interface to realize the remote
operation instrument by sending SCPI commands. This series of power supplies
provides a detailed commands reference IT7800 Programming Guide.
Listed below are common commands for users to quickly implement common