Owner's manual

39 M2 Rig Monitor Operator’s Manual
Table 9: Register 2, Operating State, Alarms & Relays Bit & Field Assignments
Bit(s) Value
[15:12] Operating State
0 = Undefined
1 = Initialization
2 = Normal
3 = Warm-up
4 = Fail
5 = Calibration
6 = Post-Calibration
7 = Low Power
8 = Setup
[11] Gas Type Change
0=Not Changed
1=Changed
[10] Configuration Change
0=Not Changed
1=Changed
[9] Calibration Activity Flag
0=No Calibration Activity
1=Calibration Activity Has Occurred
[8] Fail Status
0 = Fail Not Asserted
1 = Fail Asserted
[7:6] Alarm 2 Status
0 = No Alarm
1 = Unacknowledged Alarm
2 = Acknowledged Alarm
3 = Unused Code
[5:4] Alarm 1 Status
0 = No Alarm
1 = Unacknowledged Alarm
2 = Acknowledged Alarm
3 = Unused Code
[3] Overscale Status
0 = Not Overscale
1 = Overscale
[2] Fail Relay Status
0 = Not Energized
1 = Energized
[1] Alarm 2 Relay Status
0 = Not Energized
1 = Energized