Xylem WTW pHotoFlex Turb, Operating Manual

Page: 12 / 104

Safety pHotoFlex
®
Turb
12 ba75976e07 09/2021
2.2 Safe operation
2.2.1 Authorized use
This meter is authorized exclusively for carrying out the following measure-
ments in the laboratory:

Analysis of substances in water and aqueous solutions
using round cells

Concentration measurement

Absorbance and transmission measurement
Only the operation and running of the meter according to the instructions and
technical specifications given in this operating manual is authorized (see
chapter 7 T
ECHNICAL DATA
).
Any other use is considered unauthorized.
2.2.2 Requirements for safe operation
Note the following points for safe operation:
• The meter may only be operated according to the authorized use specified
above.
• The meter may only be supplied with power by the energy sources
mentioned in this operating manual.
• The meter may only be operated under the environmental conditions
mentioned in this operating manual.
• The meter may only be opened if this is explicitly described in this oper-
ating manual (example: Inserting the batteries).
2.2.3 Unauthorized use
The meter must not be put into operation if:
• it is visibly damaged (e.g. after being transported)
• it was stored under adverse conditions for a lengthy period of time (storing
conditions, see
chapter 7 T
ECHNICAL DATA
).
CAUTION
Danger of eye damage by visible and invisible LED radiation.
In the cell shaft of the
pHotoFlex
®
Turb
there are light emit-
ting diodes (LEDs) of the 1M class.
Do not look at the radiation using optical instruments.
With normal, authorized use there is no hazard.