Error icon (blinks) problem possible causes – Hach-Lange SI794 P User Manual User Manual
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88
Sensocheck: Glass electrode
Reference electrode
A
lar
m
con
tac
t
Red
LED
O
ut
1
(22
mA
)
O
ut
2
(22
mA
)
Current output 1
Current below 0 (3.8) mA
Error
Icon
(blinks)
Problem
Possible causes
ERR 11
x
x
x
Temperature probe
Open or short circuit
Temperature range exceeded
ERR 03
x
x
x
x
Current output 1
Current above 20.5 mA
ERR 12
x
x
x
Current output 1
Current span too small / too large
ERR 13
x
x
x
Current output 2
Current below 0 (3.8) mA
ERR 21
x
x
x
Current output 2
Current above 20.5 mA
ERR 22
x
x
x
Current output 2
Current span too small / too large
ERR 23
x
x
x
Rinsing probe: Communication
Calibration error
ERR 41
ERR 42
x
x
x
ERR 33
x
x
x
• Zero error, Sensoface active, see Pg 93
• Slope error, Sensoface active, see Pg 93
x
• Response time exceeded, Sensoface active, see Pg 93
• Calibration interval expired, Sensoface active, see Pg 93
ERR 34