Yokogawa YFGW710 - Manual (Page 100)

B1-36
IM 01W01F01-01EN
B1.3.1.3 Monitoring Field Wireless Device Status
A device patrol function of PRM can be used to monitor the status of field wireless devices.
For details on the device patrol function and the setup procedure, refer to the user's manuals of
PRM.
A field wireless device that supports ISA100.11a field wireless communication monitors the de-
vice status using the following parameter to perform device patrol.
Parameter name : DIAG_STATUS
Data type : Unsigned32
Address : TSAP ID = 2, Object ID = 1, Attribute ID = 67
Table B1-15 Content of DIAG_STATUS
Bit Description
Bit31(MSB) F: Failure status
Bit30 C: Function check status
Bit29 O: Out of specification status
Bit28 M: Maintenance required status
Bit27 Faults in electronics
Bit26 Faults in sensor or actuator element
Bit25 Installation, calibration problem
Bit24 Out of service
Bit23 Outside sensor limits
Bit22 Environmental conditions out of device specification
Bit21 Fault prediction: Maintenance required
Bit20 Power is critical low: maintenance need short-term
Bit19 Power is low: maintenance need mid-term
Bit18 Software update incomplete
Bit17 Simulation is active
Bit16-Bit8 reserved for Baseline Device Profile
Bit7-Bit01 vendor specific area
Bit00 Detail information available
1: available
0: no available