KROHNE MFC 010 C Converter - Manual (Page 31)

MFC010 Interface Manual 29
6.7 07 (07
16
): Read Exception Status
When the Master device requests this command function, the MFC010 will respond with a single 8 bit
data character summarizing the status of the instrument. The Master query telegram format is.
Request
Character
Field For Example
1 Slave Address 01
16
Request to Slave ID 1
2 Function 07
16
“Read Exception Status”
3 CRC Lo 41
16
CRC Checksum
4 CRC Hi E2
16
The MFC010 will respond to such a request with a telegram formatted as follows.
Response
Character
Field For Example
1 Slave Address 01
16
Response from Slave ID 1
2 Function 07
16
“Read Exception Status”
3 Status 3D
16
Data = 00111101
2
4 CRC Lo E3
16
CRC Checksum
5 CRC Hi E1
16
The Status character received in the response will be formatted as follows :
Bit 0
(LSB) System State : 00
2
= Measuring,
01
2
= Standby,
10
2
= Stop,
11
2
= Start-up.
Bit 1
Bit 2
EEPROM Save Status : 0 = All Data Saved to EEPROM
1= Data Write to EEPOM Pending
Bit 3 Process Control Status :
0 = Process Control Inactive (Control Condition Invalid)
1 = Process Control Active (Control Condition Valid)
Bit 4 Zero Calibration Status : 0 = Zero Calibration OK
1 = Zero Calibration Error
Bit 5 Density Calibration Status : 0 = Density Calibration OK
1 = Density Calibration Error
Bit 6 Process Warning Status : 0 = No Process Warning Flag(s) Detected
1 = Process Warning Flag(s) Detected
Bit 7 (MSB) System Error Status : 0 = No System Error Flag(s) Detected
1 = System Error Condition Flag(s) Detected