Hach-Lange SI792 P, SI792x P, SI792x P-FF, SI792x P-PA User Manual - Manual (Page 88)

Troubleshooting
86
10.5 Diagnostic functions
Table 25 lists the diagnostic functions.
Table 25 Diagnostic functions
Function Description
View the output
current
From the measuring mode, press ENTER . The output
current will show in the main display for five seconds, then
return to measuring mode.
View calibration
data
From the measuring mode, press CAL and enter passcode
‘0000’. The slope will show in the main display and the zero
current will show in the secondary display. After 20 seconds,
the transmitter will return to the measuring mode, or press
ENTER to return immediately to the measuring mode.
View the last error
message
From the measuring mode, press CONF and enter passcode
‘0000’. The last error message will show for 20 seconds, or
press
ENTER to return immediately to the measuring mode.
After viewing the error, the message will be deleted.
View the
uncorrected probe
potential (sensor
monitor) From the measuring mode, press CONF and enter passcode
‘2222’. The measured (uncorrected) potential will show in
the main display. Press
ENTER to return to the
measurement mode.
Specify output
current
From the measuring mode, press CONF and enter passcode
‘5555’. The measured current will show in the secondary
display. The output current in the main display can be
modified.
To change the output current:
1. Select the current value with the RIGHT ARROW key.
2. Edit the number using the UP ARROW key.
3. Press ENTER to confirm. The entered value will show in
the secondary display. The transmitter will remain in Hold
mode.
4. To exit Hold mode, press CONF , then ENTER to return to
measuring mode.