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WARNING
If the described functions of the PRCD fault current circuit breaker (Fig. 1 (1))
are not fulfilled, the device may not be used. There is a danger of electric shock.
The PRCD fault current circuit breaker tests the connected device, not the
installation before the socket nor interconnected extension leads or cable reels.
On building sites, in a wet environment, indoors and outdoors or under similar
installation conditions, only operate the electronic flushing and pressure testing
unit on the mains with a fault current protection switch (FI switch) which inter-
rupts the power supply as soon as the leakage current to earth exceeds 30 mA
for 200 ms. A cable cross-section that corresponds to the power of the electronic
flushing and pressure testing unit must be selected when using an extension
lead. The extension lead must be approved for the protection class specified
in 1.4 Electrical data.
Press the On/Off button on the input and control unit's operating panel (Fig. 2
(4)) for approx. 2 s, then release it. ROLLER'S Multi-Control is switched on and
the compressor switches on. The screen (6) is illuminated and the ROLLER'S
Multi-Control logo appears followed by the start menu:
Flushing
Disinfection
Testing
Compressed Air Pump
Memory Manager
2.2. Menu structure and on-screen displays
Five main programs of the ROLLER'S Multi-Control are displayed in the Start
menu: Flushing, Disinfection, Testing, Compressed Air Pump, Memory Manager.
The screen display contains a maximum 5 lines with 20 characters each. Lines
with defaults or test values are displayed language-independently with phys-
ical formula symbols, a uniform verbal abbreviation and the value of the test
criterion in the sub-routines. These have the following meanings:
p refer
bar xxx
reference test pressure bar
p refer
mbar xxx
reference test pressure mbar
p actual bar xxx
actual test pressure
p actual mbar xxx
actual test pressure
p diff
bar xxx
differential test pressure bar
p diff
mbar xxx
differential test pressure mbar
t stabi
min xxx
stabilisation/wait time
t test
min xxx
test time
Δ > 10K
difference >10°C (10 Kelvin) water/environment
PfS
press fitting system (ZVSHK)
P+M
load test plastic + metal
p H
O
bar
water pressure
2
v H
O
m/s
minimum flow speed
2
t H
O
min
flushing time
2
n H
O
n-times
water change
2
VA H
O l
volume of the flushing section
2
VS H
O l/min
volume flow
2
V H
O
l
used water volume
2
File no.
memory location no. for measuring log
max. DN
largest rated diameter
Enter
next screen display
Esc
previous screen display or cancel
2.3. Settings menu
NOTICE
The defaults for the different test criteria in the settings menu of the ROLLER'S
Multi-Control are taken from EN 806-4:2010 or the information leaflet T 82-2011
of the German Central Association for Sanitary, Heating and Air Conditioning.
All defaults for the test programs can be edited by the user in the Settings menu
and in the Flushing, Test with compressed air, Test with water and Compressed
Air Pump programs. Changes in the Settings menu are saved, i.e. they reappear
the next time the ROLLER'S Multi-Control is switched on. If the defaults are
only changed in one of the programs, the original defaults appear again the
next time the ROLLER'S Multi-Control is switched on. Reset resets all defaults
to factory settings and the language to German and the date, time, units formats
to DD.MM.YYYY, 24 h, m / bar.
Attention: The user is solely responsible for transferred or newly entered
test criteria (test sequences, pressures and times) or defaults in the
individual programs and the conclusions from the tests.
The respective national safety provisions, rules and regulations valid for
the application site must be considered and observed.
Before using the ROLLER'S Multi-Control, check whether the respective latest
version software is installed on the input and control unit. Select the Settings
menu and then Device data to display the version software. The latest version
software (Ver. Software) for the input and control unit is available by USB stick
as a download under www.albert-roller.de → Downloads → Software. Compare
the number of the version software with the latest version software number and
install the latest version software on the input and control unit by means of a
USB stick if necessary. ROLLER'S Multi-Control must be switched off for this,
switch off with the On/Off button (Fig. 2 (4)) and pull out the mains plug if
necessary. Insert the USB stick with the latest version software into the USB
port (Fig. 2 (33)). Plug the mains plug into the socket. Press the Reset button
(Fig. 1 (2)) of the PRCD fault current circuit breaker (1). The control lamp (5)
lights green. The latest version software is installed. When a USB stick with
LED is used, the LED starts flashing. The installation is finished when the LED
no longer flashes. If the USB stick has no LED, you should wait about 1 minute
after switching on the PRCD. The latest version software is then installed on
the input and control unit. Pull out the USB stick.
Before starting up for the first time, the language, date and time should be set
in the Settings menu and the defaults for the individual programs checked and
changed if necessary.
If the "?" button (Fig. 2 (7)) is pressed within 5 s after switching on the ROLLER'S
Multi-Control, the Settings menu opens. The desired line is selected on the
screen with the arrow buttons ↑ ↓ (8). Displayed values can be changed with
the arrow buttons ← → (11). The value is increased with the arrow pointing to
the right and reduced with the arrow pointing to the left. The values change
faster when the arrow buttons ← → (11) are kept pressed. If more than 5 lines
in a subroutine are occupied, this is displayed by arrows ▼▲ in the top or
bottom right hand corner of the screen respectively. The complete selection of
the screen is confirmed with the Enter button (9) and the next screen appears.
The previous screen appears if the Esc button (10) is pressed during the setting.
Already changed values are rejected.
If the Esc button (10) is pressed during the stabilisation/wait time (t stabi), the
program aborts, the values (useless) are still saved, appear on the screen and
"Cancel" appears additionally on the screen and possibly on the print strip.
If the Esc button (10) is pressed during the test time (t test), the values are still
saved, appear on the screen and "Cancel" appears additionally on the screen
and possibly on the print strip. In the test programs Enter provides a shortcut
for the adaptation of p actual to p refer.
Select language, Enter:
Default German (deu) is preselected. Another language can be selected with
the arrow buttons ← → (11), press Enter.
Select date, Enter:
Format "DD.MM.YYYY" is defaulted for the date. Another format for the date
can be selected with the arrow buttons ← → (11). The next line on the screen
is selected with the arrow buttons ↑ ↓ (8) and the year or month or day can be
bar
selected with the arrow buttons ← → (11). Press Enter.
mbar
Select time, Enter:
Default "24 hours" is preselected. Another format for the time can be selected
min
with the arrow buttons ← → (11). The next line on the screen is selected with
min
the arrow buttons ↑ ↓ (8) and hours or minutes can be selected with the arrow
buttons ← → (11). Press Enter.
Select defaults \ units, Enter:
Default "m / bar" is preselected. Other units can be selected with the arrow
buttons ← → (11).
Select Defaults \ Defaults \ Leak test with compressed air, Enter:
Check defaults, edit with arrow buttons ↑ ↓ (8) or arrow buttons ← → (11) if
necessary.
Select Defaults \ Defaults \ Load test with compressed air \ DN, Enter:
Check defaults, edit with arrow buttons ↑ ↓ (8) or arrow buttons ← → (11) if
necessary.
Select Defaults \ Defaults \ Test with water, method A or B or C, Enter:
Check defaults, edit with arrow buttons ↑ ↓ (8) or arrow buttons ← → (11) if
necessary.
Select device data, Enter:
Confirm last line "Reset" with Enter. Confirm the security prompt again with
Enter. "Reset" resets all defaults to factory settings and the language to German
(deu) and the date, time, units formats to "DD.MM.YYYY", "24 h", "m / bar".
2.4. Flushing programs
To flush pipe systems with water, with water/air mixture with intermittent
compressed air and with water/air mixture with constant compressed air,
ROLLER'S Multi-Control must be connected to the water supply or the manifold
of the installation (Fig. 3) or to the heating system (Fig. 5) as follows:
To flush drinking water pipes after the house connection (water meter) (Fig. 3),
fit the ROLLER fine filter (12) (Art. No. 115323) with filter cartridge 50 µm.
Connect the suction/pressure hose (13) to the flushing supply (14) after the
fine filter. Fit the second suction/pressure hose (13) to the flushing drain (Fig.
4 (15)) and connect to the installation to be flushed.
Proceed accordingly to flush heating systems (Fig. 5).
2.6. Testing programs
2.6.1. Leak and load test with compressed air in accordance with information
leaflet T 82-2011 of the German Central Association for Sanitary, Heating and
Air Conditioning
For Germany the information leaflet T 82-2011 "Leak Tests of Drinking Water
Installations with Compressed Air, Inert Gas or Water" of the German Central
Association for Sanitary, Heating and Air Conditioning defines the following for
the national regulations under "3.1 General":
"Due to the compressibility of gases, the rules for the prevention of accidents
"Working on Gas Systems" and the "Technical Rules for Gas Installations
DVGW-TRGI" must be observed for physical and safety reasons when conducting
pressure tests with air Therefore, the test pressures have been defined as
WARNING
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