Yokogawa DO202 2-Wire Dissolved Oxygen Analyzer - Manual (Page 75)

Profibus 4-17
IM 12A00A01-61E
4-4-3-4. Function Block Parameters dO202
Parameter default Alternatives Unit r/W Slot, Index data Type
(byte,bit) (bytes)
Primary value parameters
Primary value Type dissolved oxyg. (65520) R 4,27 unsigned16 (2)
Measured Value ppm R 4,28 DS-33 (5)
Status R 4,28 DS-33 (5)
Sensor type DO polarographic (2) galvanic (1) R/W 4,31 unsigned16 (2)
Primary value unit ppm (1423) % saturation (1342), ppb (1424) R 4,30 unsigned16 (2)
Secondary value Parameters
Value °C R 4,43 DS-33 (5)
Status R 4,43 DS-33 (5)
Secondary value unit °C (1001) °F (1002) R/W 4,44 unsigned16 (2)
Sensor temp comp auto (2) manual (1) R/W 4,45 unsigned8 (1)
Sensor temp man value 25 °C R/W 4,46 float (4)
Temperature sensor NTC22k (160) Pt1000 (148), Pb36 (152) R/W 4,47 unsigned16 (2)
Other value Parameters
Sensor current nA R 4,49 float (4)
%Saturation % R 4,50 float (4)
Calibration Parameters
Zero calibration disabled (0) enabled (1) R/W 4,97 (1.0) unsigned32 (4)
Zero current 0.0 -199.9 ~ 199.9 nA R/W 4,33 float (4)
Zero current limit 199.9 nA R/W 4,51 float (4)
Sensitivity 7.5 1.0 ~ 1999.9 nA/
ppm R/W 4,34 float (4)
Stable time 60 5 ~ 600 s R/W 4,35 float (4)
Stable value (sensitivity) 0.1 0 ~ 50.0 ppm R/W 4,36 float (4)
Stable value (zero) 0.1 0 ~ 50.0 ppm R/W 4,37 float (4)
Calibration pressure 101.3 (kPa) 0 ~ 999 kPa R/W 4,39 float (4)
Compensation Parameters
Salinity compensation disabled (0) enabled (1) R/W 4,97 (1.4) unsigned32 (4)
Salinity 0.0 0 ~ 99.9 ppt R/W 4,38 float (4)
%Saturation pressure 101.3 (kPa) 0 ~ 999 kPa R/W 4,41 float (4)
diagnostic Settings
Calibration not stable (E1) Hard fail (1) Soft fail (0) R/W 4,96 (1.0) unsigned32 (4)
Zero out of limits (E2) Hard fail (1) Soft fail (0) R/W 4,96 (1.1) unsigned32 (4)
Temp. sensor open (E7) Hard fail (1) Soft fail (0) R/W 4,96 (1.6) unsigned32 (4)
Temp. sensor shorted (E8) Hard fail (1) Soft fail (0) R/W 4,96 (1.7) unsigned32 (4)
Primary value exceeds
limits (E9) Hard fail (1) Soft fail (0) R/W 4,96 (2.0) unsigned32 (4)
Calibr. timer expired (E16) Soft fail (0) Hard fail (1) R/W 4,96 (2.7) unsigned32 (4)
Passcode Configuration
Passcode Maintenance 000 111,333,777,888,123,957,331,546,847 R/W 4,62 float (4)
Passcode Commisioning 000 111,333,777,888,123,957,331,546,848 R/W 4,63 float (4)
Passcode Service 000 111,333,777,888,123,957,331,546,849 R/W 4,64 float (4)
display Settings
Manual pressure in
maintenance menu disabled (0) enabled (1) R/W 4,97 (1.7) unsigned32 (4)
Auto return enabled (1) disabled (0) R/W 4,97 (1.3) unsigned32 (4)
Logbook Configuration
Power up logbook2 (3) not logged (1), logbook1 (2) R/W 4,69 unsigned8 (1)
Power down logbook2 (3) not logged (1), logbook1 (2) R/W 4,70 unsigned8 (1)
System error logbook1 (2) - R 4,71 unsigned8 (1)
Defaults loaded not logged (1) logbook1 (2), logbook2 (3) R/W 4,72 unsigned8 (1)
Logbook erased not logged (1) logbook1 (2), logbook2 (3) R/W 4,73 unsigned8 (1)
Init performed logbook1 (2) - R 4,74 unsigned8 (1)
Error on not logged (1) logbook1 (2), logbook2 (3) R/W 4,75 unsigned8 (1)
Error off not logged (1) logbook1 (2), logbook2 (3) R/W 4,76 unsigned8 (1)
Temperature adjust logbook1 (2) not logged (1), logbook2 (3) R/W 4,77 unsigned8 (1)