Baker Hughes Panametrics AquaTrans AT600, Руководство пользователя

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Chapter 6. Communication
92 AquaTrans™ AT600 User’s manual
Command 145 (0x91): Read density value
This command will read density value in meter.
Table 29: Request data bytes for read density value
Table 30: Response data bytes for read density value
Table 31: Command-specific response codes for read density valueity value
Command 146 (0x92): Read backlight setting
This command is to read the backlight setting.
Table 32: Request data bytes for read backlight setting
Table 33: Response data bytes for read backlight setting
Byte Format Description
0 Unsigned-8 Density type:
1: Actual density;
2: Reference density;
Byte Format Description
0 Unsigned-8 Density type:
1: Actual density;
2: Reference density;
1 Unsigned-8 Density unit code
2 - 5 Float Density value
Code Class Description
0 Success No command-specific errors
1 Undefined
2 Error Invalid selection
3 - 4 Undefined
5 Error Too few data bytes received
6 Error Device-specific command error
7 - 127 Undefined
Byte Format Description
None
Byte Format Description
0 Unsigned-8 Backlight control switch (0:off/ 1:on)
1 - 4 Unsigned-32 Display backlight timeout, unit is second.