Commonly Used Commands Overview - ITech IT7900P Series User Manual

1. Ensure that the instrument's power switch is off, that is, the instrument is
2. Insert the separately purchased RS–232 interface card into the card slot on
3. Connect the instrument to the computer via an RS–232 cable. After the con-
4. Press the composite keys [Shift]+
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:
•
•
•

10.6 Commonly Used Commands Overview

The IT7900 series 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 IT7900 Programming Guide.
Listed below are common commands for users to quickly implement common
operations. For more command information, refer to the corresponding
commands reference.
SYSTem:REMote
*IDN?
SYSTem:FUNCtion ONE
FUNCtion AC
VOLTage 220
FREQuency 60.0
CURRent:PROTection:RMS 90
90A
in Power Off state.
the rear panel of the instrument.
nection is successful, turn on the power switch of the instrument.
en- ter the system menu.
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.
Copyright ©ITECH Electronic Co., Ltd.
(System) on the front panel to
// set the instrument to the remote control mode
//Query identification of instrument
//Set the power mode to 1-phase mode
//Set the output mode to AC mode
//Set the voltage RMS to 220V
//Set the frequency to 60Hz
//Set the current RMS protect value to
Inspection and Installation
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