Analog Sources And Digital Input / Output Sources; Analog Sources; Digital Output Sources; Digital Input Sources - ABB Navigator 550 Operating Instructions Manual

Navigator 500
Hydrazine analyzer

7.2 Analog sources and digital input / output sources

7.2.1 Analog sources

Source name* Description
Hydrazine 1 (4) Measured concentration value for the associated wet-section.
Temperature 1 (4) Measured temperature value for the associated wet-section.
Table 7.1 Analog sources

7.2.2 Digital output sources

Source name* Description
Alarm 1 (8) State Process alarm state (alarm 1 to 8).
S1 (4) Failure The associated wet-section is in the failed state – see Appendix A, page 63 for possible causes.
S1 (4) Out of Spec. The associated wet-section is out of specification – see Appendix A, page 63 for possible causes.
S1 (4) Maintenance The associated wet-section requires maintenance – see Appendix A, page 63 for possible causes.
S1 (4) Function Check The associated wet-section requires checking – see Appendix A, page 63 for possible causes.
Tx Failure The transmitter is in the failed state – see Appendix A, page 63 for possible causes.
Tx Out of Spec. The transmitter is out of specification – see Appendix A, page 63 for possible causes.
Tx Maintenance The transmitter requires maintenance – see Appendix A, page 63 for possible causes.
Tx Function Check The transmitter requires checking – see Appendix A, page 63 for possible causes.
S1 (4) Cal in Progress A calibration is in progress for the associated wet-section.
S1 (4) Cal Failed The last calibration has failed for the associated wet-section.
Table 7.2 Digital output sources

7.2.3 Digital input sources

Source name* Description
S1 (4) High Std Cal Calibration.
S1 (4) Hold The measured concentration for the associated wet-section can be held via the digital input.
Table 7.3 Digital input sources
*(4) = maximum number of wet-sections if multiple wet-sections are connected.
52 OI/AHM550–EN Rev. A