IT
EN
FR
ES
9
Madas Technical Manual
- 4|4.1b - REV. 0 of 10
th
May 2018
RG/2M
1.0 - GENERAL INFORMATION
This manual shows you how to safely install, operate and use the device.
The instructions for use
ALWAYS
need to be available in the facility where the device is installed.
ATTENTION: installation/maintenance needs to be carried out by qualified staff (as explained in
section 1.3) by using suitable personal protective equipment (PPE).
For any information pertaining to installation/maintenance or in case of problems that cannot be solved with the instructions,
contact the manufacturer at the address and phone numbers provided on the last page.
1.1 - DESCRIPTION
Device which supplies a preset and constant “downstream” pressure value (P2) (within the intended operating limits) according
to variations in the inlet pressure (P1) and/or the flow rate (Q). The compensated obturator ensures precision when adjusting
the outlet pressure (P2) even with high and sudden variations in the inlet pressure.
It is fitted with:
• a spring to adjust the outlet pressure;
• an outlet pressure test nipple (with some exceptions) to control the outlet pressure (P2). On some models, the pressure
test nipple is also installed on the input;
Component designed for industrial use in industrial sites.
Reference standards: EN 88-1 – EN 13611.
1.2 - KEY OF SYMBOLS
ATTENTION:
Attention
is drawn to the technical
details intended for
qualified staff.
DANGER:
Inobservance may
cause damage to property, to
people and/or pets.
DANGER:
Inobservance
may cause damage to
property.
1.3 - QUALIFIED STAFF
These are people who:
• Are familiar with product installation, assembly, start-up and maintenance;
• Know the regulations in force in the region or country pertaining to installation and safety;
• Have first-aid training.
1.4 - USING NON-ORIGINAL SPARE PARTS
• To perform maintenance or change parts (e.g. spring, membrane, etc.)
ONLY
manufacturer-recommended spare parts
must be used. Using different parts not only voids the product warranty, but could compromise correct operation of the
device.
• The manufacturer is not liable for malfunctions caused by unauthorised tampering or use of non-original spare parts.
1.5 - IMPROPER USE
• The product must only be used for the purpose it was built for.
• It is not allowed to use fluids other than those expressly stated.
• The technical data set forth on the rating plate must not, under any circumstances, be exceeded. The end user or installer is in
charge of implementing correct systems to protect the device, which prevent the maximum pressure indicated on the rating plate
from being exceeded.
• The manufacturer is not responsible for any damage caused by improper use of the device.
