40
#$%&(
E'
E /
!'+
Sensor cannot be calibrated.
:P
;A
Sensor conditioning time too short
Condition for 4 hours minimum prior to initial
calibration
?
((
Membrane cap damaged
Replace cap and recondition
P
Use fresh reagents
GQ
((
Sensor cannot be calibrated.
:P
Sensor conditioning time too short
Condition for 4 hours minimum prior to initial
calibration
Chlorine content too low
P&O
calibrate
]8
QQ8
? +
an angle
]
Fill electrode with electrolyte
Organic chlorination agents present in water
((
Surfactants in water
Remove surfactants and replace cap
Membrane cap coated
Clean or replace membrane cap
Membrane cap loose
Tighten or replace membrane cap
GQ
((
Sensor output very low
Sensor conditioning time too short
Condition for 4 hours minimum prior to initial
calibration
Chlorine content too low
: H Q P
Z Q
electronics
?
Unstable output from sensor
? +
an angle
Membrane damaged
Replace membrane. Condition sensor for at least
2 hours and recalibrate.
Z Q
electronics
?
HJ
Q%JB$O&Z
;%JB$O& A+Q
QQ
Transmitter error messages related to calibration are detailed in the Signet 8630 Chlorine Transmitter operation manual.
&'' / )+