User manual

OPERATION
29
Voltage level
Double the reading on the CH1 Voltage meter. In the above case, the actual output is 20.0 x 2 = 40.0V.
Current level
CH1 meter reading shows the output Current. In the above case, 2.000A. (CH2 Current control must be in the Maximum position=3.0A).
Tracking series with common terminal Connection
Output rating
0~30V/0~3A for CH1 ~ COM 0~–30V/0~3A for CH2 ~ COM
GPD-3303 Series User Manual
30
1. Press the SER/INDEP key to
activate the tracking series mode. The key LED turns on.
2. Connect the load to the front panel terminals,
CH1+ & CH2−. Use the CH1 (−) terminal as the
common line connection.
Note: this diagram shows non-European terminals.
3. Press the CH1 key (LED turns
on) and use the Voltage knob to set the master & slave output voltage (the same level for both channels). By default, the Voltage and Current knob work in the coarse mode. To activate the fine mode, press the knob to turn the FINE LED on.
(master & slave)
(Fine control)
• Coarse: 0.1V or 0.1A @ rotation click • Fine: the smallest digit @ rotation click
4. Use the Current knob to set
the master output current.
5. To turn on the output (and
LED), press the output key.