Installation and operating manual for WATERFRIEND -Chlorine MRD-3 Page 6
Chlorine
pH
Filter
Chlorine metering
pH metering
Measurement water
Measurement
water return
Filter pump
WATERFRIEND MRD-3
Installation
You have purchased a high-quality measuring, regulating and metering device with the
WATERFRIEND. The device is a precise and sensitive system which needs to be handled carefully at all
times.
Please handle the protective cover carefully as well. It may not be allowed to fall down or come into contact
with chemicals. The protective cover should be cleaned using a soft cloth and a little water if necessary.
All regulations and provisions applicable to the place of installation must be observed during installation.
The swimming pool must be constructed such that a possible technical malfunction, power failure or a
defective metering system may not cause any consequential loss.
Mounting
The bottom housing section is fixed vertically and permanently to a solid wall with suitable load-bearing
capacity. Please ensure that the measuring cells are vertical after this has been carried out. The installation
location must be protected against dust and water in order to guarantee correct and proper functioning of the
device. The surrounding temperature must be between -0° C und + 40° C and should be kept as constant a s
possible. Humidity at the installation site may not exceed 95%, and no condensation may take place. Please
avoid direct heat or sun irradiation onto the device.
Installation in the water circuit
Please observe all valid safety regulations when carrying out installation work, and ensure that this is carried
out carefully. Disconnect the measuring, regulation and metering device and all other electrical consumers
such as filter pumps and heaters from the power supply.
Schematic
