2 status information bit structure, Status information 1, Status information 2 – Yokogawa Button Operated MV2000 User Manual
Page 152: Status information 3
6-2
M-4662
6.2
Status Information Bit Structure
The MV returns the following four status information groups in response to an IS
command, which is a status information output request command. For the output format,
see “Status Information” in section 5.2, “Text Data Output Format.”
Status Information 1
Bit
Name
Description
0
Basic setting
Set to 1 when the MV is in Basic Setting Mode.
1
Memory sampling
Set to 1 while the MV is acquiring data to the internal
memory.
2
Computing
Set to 1 while the MV is computing.
3
Alarm activated
Set to 1 while an alarm is active.
4
Accessing medium
Set to 1 while the MV is saving a display, event, manual
sampled, report, or screen image data file to an external
storage medium.
5
E-mail started
Set to 1 while the MV is sending e-mail.
6
–
–
7
–
–
Status Information 2
Bit
Name
Description
0
–
–
1
–
–
2
Memory end
Set to 1 while the free space in the internal memory or
external storage medium is low.
3
Logged in through keys
Set to 1 while logged in through keys.
4
–
–
5
–
–
6
Detecting measurement
error
Set to 1 while the A/D converter is detecting an error or
burnout.
7
Detecting communication
error
Set to 1 if any command is stopping the communication on
the Modbus master or Modbus client.
Status Information 3
Bit
Name
Description
0
Measurement dropout
Set to 1 when the MV cannot keep up with measurements.
1
Decimal place/unit
information change
Set to 1 when the decimal place or unit information is
changed.
2
Command error
Set to 1 when there is a command syntax error.
3
Execution error
Set to 1 when an error occurs while executing a command.
4
SNTP error when memory
start is executed
Set to 1 when the time cannot be adjusted using SNTP
when the MV starts memory sampling.
5
–
–
6
–
–
7
–
–