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Xi Advanced Electronics
4-2
Instruction Manual
IM-106-910Xi, Original Issue
November 2010
Operation via Xi
The following procedures describe operations using the Xi to set up and
calibrate the system. Additional operating instructions are included in the SPS
4001B or IMPS 4000 instruction manual, if applicable to your system.
Startup Display
The O
2
Probe will take approximately 45 minutes to warm up to the 736
°
C
heater setpoint. The 4-20 mA signal will remain at a default value of 3.5 mA
through this warm-up period. Once warm, the probe will be reading oxygen
and the 4-20 mA signal display will be the 0 to 10% O
2
value.
Figure 4-1. Xi Display (Typical)
Error Conditions
If there is an error condition at startup, an alarm message will be displayed.
Refer to Section 5: Troubleshooting, to determine the cause of the error. Clear
the error and cycle power. The %O
2
and temperature display should return
less the alarm message.
Xi Controls
The Xi can be used to change the software and alarm settings, to adjust the
high and low gas settings, and to initiate the calibration sequence. Refer to
the following control descriptions. Use the control keys on the front panel of
the Xi, Figure 4-1, to navigate and edit the Xi menu, Figure 4-2.
MENU toggles between three Main menu options: System, Probe1, and
Probe2 (if available). The top level of the selected main menu is displayed.
DIAG toggles between the Alarms list of the three main menus. All faults and
warnings related to the selected main menu device are displayed.
ENTER saves newly entered data and returns you to previous menu level.
EXIT returns you to the previous menu level without saving newly entered
data. When navigating the menu tree, pressing EXIT returns you to the Main
menu.
UP/DOWN keys scroll up and down through menu items. During data entry
the Up/Down keys increment and decrement the data values.
LEFT arrow key returns you to the previous menu level. During data entry, the
left arrow key moves the cursor one digit to the left.