Rosemount OCX 8800, Instruction Manual

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Instruction Manual
IM-106-880, Rev 2.1
April 2017
OCX 8800
7-17
Index CAL_STATE Description Operator Ack Required to Continue
Transducer Block
Enumerations
Calibration States
During a running calibration procedure, the states below reflect the current
step that the calibration is running in. Refer to Table 7-4.
Table 7-4. Calibration State-
Values
0 Idle
Yes, cal can also be initiated from internally
generated events.
1
Apply O2 Low Gas Yes, If Parameter "Solenoids Present" is 0
2
Flow O2 Low Gas No
3
Read O2 Low Gas No
4
Apply O2 High Gas Yes, If Parameter "Solenoids Present" is 0
5
Flow O2 High Gas No
6 Read O2 High Gas No
7 Apply Comb Low Gas Yes, If Parameter "Solenoids Present" is 0
8
Flow Comb Low Gas No
9 Read Comb Low Gas No
10 Apply Comb High Gas Yes, If Parameter "Solenoids Present" is 0
11
Flow Comb High Gas No
12
Read Comb High Gas No
13
Stop Gas Yes, If Parameter "Solenoids Present" is 0
14
Purge No
15
Abort Yes, If Parameter "Solenoids Present" is 0
Calibration Step Command
During a calibration, the CAL_STATE_STEP command/parameter controls
the calibration procedure. The procedure will progress forward on the value of
CALIB_STATE.
Table 7-5. Calibration Control
Enumerations
CAL_STATE_STEP Description
No Event
Start O2 Calibration
Start Combustibles Calibration
Start O2 and Combustibles Calibration
Step Calibration
Abort Calibration
To start a calibration procedure of a sensor is only allowed if there is no
procedure already running on the same sensor. If we do not want to wait for
finishing the already running procedure we have first to cancel it before
starting the new procedure.