Tektronix Keithley 2268 Series, Справочное руководство

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Remote Operation Series 2268 850 Watt DC Power Supplies Reference Manual
122 2268S-901-01 Rev. A / January 2015
SELECTING THE APPROPRIATE COMMUNICATION PORT
Five ports are available for remote digital programming and readback:
•
RS-232
•
RS-485
•
USB
•
GPIB
•
ENET
To select a communication port:
1. Turn the 9-position mode control to PGM.
is displayed in the output voltage display.
2. Turn the rotary Adjust/Enter control to select one of the communication ports:
232,
485, GPIB, USB, LAN.
LOCL L
OC
is also an available option which lets you lock the front panel to prevent the
settings from being changed.
Important:
The remote interface that was previously configured when the
local lock setting was activated will still be available for remote control while
the front panel is locked.
Data Rate Setting (Kbps)
The data rate setting is available for RS-232 and RS-485 protocols only. Four optional rates
are possible: 9.6 (default), 19.2, 38.4, and 57.6 kilobits per second (Kbps).
To
select the
desired
rate:
1. Turn the 9-position mode control to PGM.
is displayed in the output voltage display.
2. Turn the rotary Adjust/Enter control to select
232
(RS-232) or
485
(RS-485)
communication ports.
3. Press the rotary Adjust/Enter control.
is displayed on the output voltage display and the currently set data rate is
displayed on the output current display.
4. Turn the rotary Adjust/Enter control to select the desired data rate.
5. Press enter to commit the new data rate.
The multichannel address setting will now be configured.