Endress+Hauser Analytik Jena multi EA 4000, Руководство по эксплуатации

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Maintenance and care multi EA 4000
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7.3 Operation with Cl module
Maintenance task Maintenance interval
Remove splashes of chemicals from the
housing Immediately
Inspect the combustion tube and replace
if necessary After approx. 100 operating hours
Clean measuring cell At least weekly
Recommendation: wipe clean after electrolyte
replacement
Replace electrolyte solution As required, min. once per measuring day
Sulfuric acid replacement If the sulfuric acid drops below 70 %, i.e. the
acid volume increases by 1/3rd.
Replace the halide trap
when half of the copper wool or the brass wool
is discolored
Replacing the adsorption agent Weekly (every 40 operating hours)
The copper and brass wool in the halide trap is replaced analogous to the replacement
of the halide trap in the basic device multi EA 4000 ( → see section "Replace the halide
trap" p. 113).
7.3.1 Replacing the sulfuric acid/cleaning the sulfuric acid container
WARNING
The concentrated sulfuric acid used as desiccant in the sulfuric acid container can cause
serious burns!
Wear appropriate protective clothing when working at the sulfuric acid container.
1. Pull the gas olive (1) out of the sulfuric acid container.
2. When using a container with split outlet:
Pull the black hose (3) off the bypass of the sulfuric acid
container.
3. Hold the sulfuric acid container, remove the forced clamp
(2) and detach the spherical joint connection.
4. Carefully take the sulfuric acid container out of the drip
tray.
5. Dispose of the sulfuric acid. Observe the regulations for
handling concentrated sulfuric acid.
Maintenance intervals