Chemtrac HydroAct HA4, User Manual

Page: 54 / 97

54 Chapter 3. Sensors
3.1.4.13 Turbidity Data
Options → Diagnostics → Turbidity Data
Turbidity Compensation
Conversion values here provide information about the turbidity measurement that can be used to
compensate the UV absorbance parameter. These values may be requested when contacting your
supplier for support.
3.1.4.14 Modbus Statistics
To access the Modbus statistics diagnostic information, select:
Options
→
Diagnostics
→
Modbus Statistics
Received and transmitted byte and packet counts are displayed along with error counters. Error
counters for packets received with checksum errors, timeouts and exception packets generated are
recorded. Counters are unsigned 32-bit and will overflow back to 0 if they reach 4,294,967,295.
Alternatively, all counters can be manually reset by pressing the “Reset” button.
3.1.4.15 Status Flags
The status flags show the state of a device. These flags can either be active or not. To see the state of
these status flags, select:
Options
→
Device Flags
→
Status Flags
Flags that are active are shown in black text on a white background, those that are not active are
grayed out. Available flags are: