3 error codes, Troubleshooting – Hach-Lange SI792 D, SI792x D, SI792x D-FF, SI792x D-PA User Manual User Manual
Page 82

Troubleshooting
80
10.3 Error codes
Table 24
describes the error codes.
Table 23 Sensocheck limits for Type A sensors
Slope
Zero
Response time
Cal timer
Adm.
range
25–130 nA
–2–2 nA
720 seconds
maximum
—
35–90 nA
–0.5–0.5 nA
≤
300 seconds
≤
80% expired
30–35 nA
–1.0–0.5 nA
300–600
seconds
80–100%
expired
90–110 nA
0.5–1.0 nA
300–600
seconds
80–100%
expired
< 30 nA
< –1.0 nA
> 600 seconds
timer expired
> 110 nA
> 1.0 nA
> 600 second
timer expired
Table 24 Error codes
Code
Description
Corrective action
ERR 01
Measured value (SAT range)
flashes; value is above or
below the range limit.
Make sure that the correct
sensor is connected to the
transmitter.
Replace sensor and cable.
ERR 02
Measured value (Conc
range) flashes; value is
above or below the range
limit.
Make sure that the correct
sensor is connected to the
transmitter.
Replace sensor and cable.
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