Yokogawa Single Channel Oxygen Analyzer System ZR22/ZR402 - Manual (Page 135)

IM 11M12A01-03E 8-23
8. Detailed Data Setting
Enter
Others
F8.21.EPS
᭜ Clock
᭜ Averaging
᭜ Fuel setup
Purging
᭜ Unit setup
᭜ Passwords
᭜ Defaults Enter
Purging time: 0 min
Purging
F8.22E.EPS
Figure 8.21 Other Settings Figure 8.22 Purging Display
8.6.5 Setting Passwords
The analyzer enables password settings to prevent unauthorized switching from the
Execution/Setup menu to lower leve1 menu displays. Set passwords for calibration,
blowback and maintenance use and for setup use individually.
Proceed as follows:
(1) Press the Setup key in the basic panel display to display the Execution/Setup
display.
(2) Choose Setup to display the “Commissioning” (Setup) display.
(3) Choose Others and then Passwords to display the Passwords display shown in
Figure 8.20.
(4) Choose “Calibration, Blow back and Maintenance” to set passwords for
calibration,blow back and maintenance respectively.
(5) The “text entry” display then appears. Enter up to eight alphanumeric characters
as the password.
(6) In the same manner, follow steps 1 through 5 above to set a password for setup.
(7) Record passwords to manage them appropriately.
Enter
Calibration,Blow back
and Maintenance:
᭜ Commissioning:
Passwords
F8.23E.EPS
Figure 8.23 Passwords Display
If you forget a password, select Setup in the Execution/Setup display, and enter
MOON.” By doing so, you can enter the Setup display only. Then display the Passwords
and verify the set passwords.