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7.9. SERIAL COMMUNICATION TEST SET-UP
Use the following instructions as basic set-up to test the serial communication operation.
1. Equipment: PC with Windows Hyper Terminal, private edition, software installed, PU power supply,
RS232 cable.
2. PC set-up: 2.1 Open Hyper Terminal New Connection.
2.2 Enter a name
2.3 Connect to Direct to Com1 or Com 2
2.4 Configure port properties
Bits per second 9600
Data bits 8
Parity None
Stop bits 1
Flow control None
2.5 Open Properties in the program File Properties
2.6 Setting: ASCII Set Up
Select Echo characters locally, select send line ends with line feed.
On some PC systems, pressing the number keypad "Enter" will distort
displayed messages. Use the alphabetic "Enter" instead.
3. Power supply set-up:
3.1 Connect the power supply to the PC using the RS232 cable.
3.2 Set via the front panel: Baud Rate: 9600, Address: 06.
3.3 Set via the rear panel: RS232/485 to RS232 (refer to section: 4-4).
4. Communication Test:
4.1 Model identification:
PCwrite: ADR 06
Power supply response: "OK"
4.2 Command test:
PCwrite: OUT1
Power supply response: "OK"
PCwrite: PV n
Power supply response: "OK"
PCwrite: PC n (for n values see Tables 7-4 and 7-6)
Power supply response: "OK"
The power supply should turn on and the display will indicate the output voltage and the
actual output current.
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