Agilent Technologies 3200P User Manual page 58

3 Troubleshooting and Maintenance
Table 4 Error warning codes (continued)
Code Description
24 Temperature is out of range
25 DO electric current is out of range
26 pH electrode slope is out of range
27 Failed to recognize pH buffers
28 Temperature of pH buffer is out of range
29 Calibrate the same buffer repeatedly
30 Number of pH buffers exceeds maximum.
31 pH buffers conflict with each other
32 The data storage is full.
33 The internal clock has a low battery.
34 Number of customer-defined ions exceeds
maximum
35 The maximum ion mode number stored
58
Solution
Replace electrode and reduce solution
temperature.
Replace electrode.
Replace electrode and recalibrate it.
Replace electrode, setup proper buffer group
and replace buffers.
Cool or heat buffer.
Replace the buffer.
Remove one or more buffers from the group. 5 buffers at most
Remove one or more buffers with
neighboring pH values.
Cover the previous data and store new data.
Set time manually.
Delete one or more unnecessary
customer-defined ions.
Delete all storage data of certain ion mode.
Memo
–6.0 to 120.0 °C
0 to 4000 nA
80 to 120 %
Due to incorrect
operation
Do not delete all data
3200P pH Meter User Guide