WARNING!
Operating error / Unauthorised access
Possible consequence: Fatal or very serious inju‐
ries.
– Measure: Ensure that there can be no unau‐
thorised access to the device
– Ensure that the device is only operated by ade‐
quately qualified and technically expert per‐
sonnel
– Please also observe the operating instructions
for controllers and fittings and any other units,
such as sensors, sample water pumps ...
– The operator is responsible for ensuring that
personnel are qualified
WARNING!
Use of the unit in areas at risk from explosion
Possible consequence: Fatal or very serious inju‐
ries.
Operating the unit in areas at risk from explosion.
The unit is not approved to pump media at risk
from explosion.
WARNING!
Pumping flammable media
Possible consequence: Fatal or very serious inju‐
ries.
Take appropriate safety precautions when
pumping flammable media. Observe the safety
data sheet for the medium.
CAUTION!
Securing the unit
Only operate the unit when fixed to a wall or sim‐
ilar.
CAUTION!
Caution: feed chemical spraying around
The metering pump can generate a multiple of its
rated pressure. Hydraulic parts can burst if a dis‐
charge line is blocked.
Fit a relief valve in the discharge line.
Safety and responsibility
16
