multi EA 5100
Maintenance and care
125
Maintenance inter-
val
Maintenance task
As necessary
Replace the UV lamp
Cl module 5100
Maintenance inter-
val
Maintenance task
Daily
Replace sulfuric acid daily or when empty
Measuring cells "sensitive" and "high concentration":
Change the electrolyte, wipe out measuring cell after each
electrolyte replacement
Measuring cell "high sensitive" :
¡
Refill electrolyte,
Electrolyte replacement only if crystalline deposits form, if
the electrolyte has become opaque or the measurement
sensitivity is reduced
¡
Clean and dry the sulfuric acid container and safety attach-
ment including connectors and gas inlet hose
Weekly
Clean the chlorine module
Check all screw connections for tight fit
Measuring cell "high sensitive":
¡
Check the bridge electrolyte fill level of the reference elec-
trode, refill as necessary
¡
Replace bridge electrolyte if the fill level has dropped to
2 cm below the opening or after multiple refills
Clean and dry the sulfuric acid container and safety attachment
including connectors and gas inlet hose (when using the
"sensitive" and "high concentration" measuring cells)
Clean measuring cell
Clean the measuring gas hose/gas transfer line including con-
nector with distilled water and dry via blowing out with an in-
ert gas
Monthly
Check hoses for cracks and proper fit, replace as necessary
Check the ferrules in the Swagelok connectors (PTFE) for dam-
age, replace as necessary
S module 5100 coulometric
Maintenance inter-
val
Maintenance task
Daily
Replace electrolyte
Weekly
Clean the module from the outside
Check all screw connections for tight fit
Check the filling of the NOx and HX absorbers, replace as nec-
essary
Clean measuring cell
Quarterly
Check measuring cell for cracks and damage, replace as neces-
sary
