Manual – Starflow QSD Model 6527B and 6537A
Unidata Manual - 6527B and 6537A Starflow QSD User Manual 08 05 2023.docx
Page 20
Example 5: aM4! (Firmware 20 and above)
Parameter Description
Units
Example
Meaning
1
X-axis Tilt
+/- deg
-9
9 deg left tilt
2
Y-axis Tilt
+/- deg
7
7 deg forward tilt
Start Measurement Command (aM4!) example:
0M4! 00052 <CR><LF> (Measurement ready in 5 seconds and 2 parameters available)
0D0! 0-9+7 <CR><LF>
Example 6: aM5! (Firmware 20 and above)
Parameter Description
Units
Example
Meaning
1
RSSI (signal level)
no units
+66
66 (no units)
2
Signal Spread
no units
+45
45 (no units)
Start Measurement Command (aM5!) example:
0M5! 00052 <CR><LF> (Measurement ready in 5 seconds and 2 parameters available)
0D0! 0+66+45 <CR><LF>
Note: More information on C! And R! Commands can be found in the QSD SDI-12 supplement
document.
5.1.3. Additional SDI-12 Commands
5.1.3.1. Operation
Mode
0 = SDI-12
5 = 5 second Modbus scan update or as per how often the Modbus registers are required to
update (5 is the minimum value)
Example 1 Examine:
Send – 0X8! <CR><LF>
Response – 0+0<CR><LF>
Example 2 Change:
Send – 0X8+5! <CR><LF>
Response - 0+5<CR><LF>