TOCII CA72TOC Commissioning
Endress+Hauser 41
Alarm Description
POWER FAILURE Power supply failure
POWER ON Power is reestablished
ALARM T<Tmin Furnace temperature drops below 85 % of the set value
Operation stops.
System starts as soon as 90 % of the set value is reached.
ALARM T<Tset Furnace temperature drops below 30 % of the set value
ALARM T>Tset Furnace temperature exceeds the set value by more than 70 °C
The furnace and supply of oxygen are switched off.
The analyzer must be started manually.
ACID FAILURE Acid failure
OXYGEN FAILURE Oxygen failure
The supply pressure has dropped below 1.5 bar.
The furnace and supply of oxygen are switched off.
The analyzer must be started manually.
MALFUNCTION PELTIER Peltier cooler malfunction
Operation stops. The analyzer restarts automatically once the error status is
reset.
OUT OF RANGE The value is outside the measuring range
The IR detector has been working above its maximum value for over 10
minutes or the measuring device has been measuring 0 mg/l for over an
hour.
MALFUNCTION IR IR detector is defective
Operation stops. The analyzer restarts automatically once the error status is
reset.
LEAKAGE Leak in the system
The analyzer must be started manually.
ADJUSTMENT ERROR Adjustment error
An error number is assigned to the error.
UNSTABLE DOSING Error when dosing the sample
The minimum number of drops to be expected was undershot.
SUPPLY WATER FAILURE Failure in the supply of water for flushing and dilution
The minimum permissible pressure of approx. 1.0 bar was undershot.
Operation stops. The analyzer restarts automatically once the error status is
reset.
CHECK CO2 BASIC LINE The CO
2
threshold value (ppm) or the CO
2
drift (ppm/min) was overshot in
basic line measurement