44
Magtrol Model 6530 Three-Phase Power Analyzer
Chapter 5 – Computer Controlled Operation
OPERA
TION
5.2.2
C
OMMUNICATION
P
ARAMETERS
•
No parity
•
8 data bits
•
1 stop bit
5.2.3
B
AUD
R
ATE
There are several different baud rates to choose from including 300, 600, 1200, 2400, 4800, 9600,
19200 and 115200. To set up the desired baud rate, complete the following instructions utilizing the
USER MENU control buttons.
1. Press ENTER.
2. Use the
and
buttons until I/O is reached.
3. Press ENTER.
4. Use the
and
buttons until RS-232 BAUDRATE is reached. The display should appear
as follows:
CURRENT
VOLTAGE
POWER/PF
Figure 5–5 RS-232 Baud Rate Setup Menu
5. Use the
and
buttons until desired baud rate is reached.
6. Press ENTER to return to main menu.
5.3
CHECKING THE 6530-TO-PC CONNECTION
Note:
Make sure that the 6530 and its host computer are communicating
before acquiring data.
1. Make sure the primary GPIB address is set correctly for the 6530.
2. Set the input variable to 15 characters (13 variable characters and the two required data
termination characters CR and LF. See
Section 5.5 – Programming
.)
3. Issue output data command "*IDN?" and read 15 characters according to the instructions
for your GPIB interface or serial.
Desired Results
•
output_string = "6530 R 1.16"<delimiter>
Note:
If the desired results did not occur, please see
Chapter 8 –
Troubleshooting
.