Manual – Starflow QSD Model 6527B and 6537A
Unidata Manual - 6527B and 6537A Starflow QSD User Manual 08 05 2023.docx
Page 4
5.2.6.
Additional Modbus Commands
30
5.2.7.
Unidata Logger Modbus Scheme Setup
32
6.
Installation .............................................................................................................. 38
6.1.
Site Considerations ................................................................................................... 38
6.2.
Instrument Mounting – Pipes & Culverts .................................................................. 39
6.3.
Instrument Mounting – Open Channels .................................................................... 41
7.
Instrument Maintenance ........................................................................................ 43
8.
Factors Affecting Flow Measurement Accuracy ................................................. 44
8.1.
Alignment with Flow and Depth ................................................................................ 44
8.2.
Instantaneous Versus “Averaged” Velocity .............................................................. 44
8.3.
Conversion of Logged to Mean Velocity ................................................................... 45
8.4.
The Speed of Sound in Water .................................................................................. 45
Starflow QSD Model 6527L ................................................................................................. 47
9.
Starlog V4 Starflow QSD Instrument-Only Software Installation ...................... 47
10.
Starflow QSD Scheme Management .................................................................... 55
10.1.
Scheme Editor .......................................................................................................... 55
10.2.
Settings ..................................................................................................................... 57
10.3.
Instruments ............................................................................................................... 58
10.4.
Flow Measurement Extension .................................................................................. 60
10.5.
Overview of Creating a Flow Scheme ...................................................................... 61
10.5.1.
Creating an Area Rating Table
63
10.5.2.
Partially Filled Pipe
63
10.5.3.
Open Channel and Natural Stream
66
10.6.
Other Applications ..................................................................................................... 70
11.
Configuring Starflow QSD ..................................................................................... 71
11.1.
Configuring the Starflow QSD as an SDI-12 Sensor ................................................ 72
11.2.
Configuring the Starflow QSD for Modbus RTU ....................................................... 74
11.3.
Configuring Starflow QSD Settings ........................................................................... 79
11.3.1.
Log Buffer
83
11.3.2.
Instrument Channels
83
11.3.3.
Log Intervals
84
11.3.4.
Saving the Scheme
85
12.
Programming Starflow QSD .................................................................................. 87
13.
Test Mode ............................................................................................................... 88
13.1.
Scheme Channels ..................................................................................................... 89
14.
Unloading Data from Loggers ............................................................................... 90
15.
Viewing Data ........................................................................................................... 93
15.1.
Starlog V4 (*.CSV) Files ........................................................................................... 93
15.2.
Viewing the Data File ................................................................................................ 93
15.2.1.
Graph View
94
15.2.2.
Table View
94
