Xantrex Watt Series Programmable DC Power Supply XG 850, Руководство по эксплуатации

Страница: 146 / 286

Remote Operation
5-20 M370078-01
Selecting the Appropriate Communication Port
Five ports are available for remote digital programming and readback:
• RS-232
• RS-485
• USB
• GPIB (optional)
• ENET (optional)
To select a communication port:
1. Turn the 9-position mode control to PGM.
rE 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 Loc is also an available option which lets you lock the front
panel to prevent the settings from being changed.
Data Rate Setting (Kbps)
The data rate setting is available for RS-232 and RS-485 protocols only.
Five optional rates are possible: 1.2, 2.4, 4.8, 9.6 (default), 19.2, 38.4, and
57.6 kilo bits per second (Kbps).
To select the desired rate:
1. Turn the 9-position mode control to PGM.
rE
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.
HbPS
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.
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.