Thermo Scientific Barnstead GenPure with xCAD
Ultrapure water system
63
19. Maintenance record
(Correct keeping of this maintenance record is a condition of the guarantee)
Customer address:
Location:
System type:
Serial no.:
Year made:
Date
Feedwater
resistance
[M
Ω
xcm]
Ultra pure
water
resistance
[M
Ω
xcm]
Ultra pure
water
volume flow
[L/h]
Tempe-
rature
[°C]
TOC-
value
[ppb]
UV-
intensity
[%]
UV-lamp
operating
time,
[h]
Last change
of filter
cartridge
Last
cleaning /
disinfection
Last change
of
pretreatment
Remarks
Signature
Any false entry is considered to constitute a falsification of documents.
The following points are to be observed to safeguard the quality of the system:
1
x Weekly, enter measured values.
The pretreatment must be checked and replaced at regular intervals to ensure the
optimal ultra pure water quality.
