Operation manual
9
ERAP110~170MBYNN
Air-cooled condensing units
4PW22681-1
Along with the basic information, more detailed information screens
can be consulted while the safety menu is active. Press the
q
key.
Screens similar to the following will appear.
History menu
The "history" menu contains all the information concerning the latest
shutdowns. The structure of those menus is identical to the structure
of the safeties menu. Whenever a failure is solved and the operator
performs a reset, the concerning data from the safeties menu is
copied into the history menu.
Additionally the number of safeties that already occured, can be
consulted on the first line of the history screens.
Info menu
Input/output menu
The "input/output" menu gives the status of all the digital inputs and
the relay outputs of the unit.
User password menu
Tasks of the user settings menu
Entering the user settings menu
The user settings menu is protected by the user password, a 4-digit
number between
####
and
****
.
1
Enter the
$
The controller will request the password.
2
Enter the correct password using the
g
and
h
keys.
3
Press
q
to confirm the password and to enter the user settings
menu.
The controller automatically enters the first screen of the user
settings menu.
To define settings of a custom function;
1
Go to the appropriate screen of the usersettings menu using the
g
and
h
keys.
2
Position the cursor behind the parameter to be modified using
the
q
key.
3
Select the appropriate setting using the
g
and
h
keys.
4
Press
q
to confirm the selection.
When the selection has been confirmed, the cursor switches to
the next parameter which can now be modified.
5
Repeat from instruction 2 onwards to modify the other
parameters.
To check the time and control mode
at the moment of the unit shutdown.
To check which was the sensor
temperature.
To check which was the status of the
compressors at the moment of
shutdown.
To check which were the pressures of
the circuit at the moment of shutdown.
To check which were the total amount of
running hours of the compressor and
the ambient temperature at the moment
of shutdown.
To consult time and date information.
To consult additional information
about the unit such as the unit type
and the refrigerant used.
To consult information about the
controller's software version.
To consult information about the
PCB.
To check whether or not the emergency
stop device is active and if the air- or
waterflow is right.
To check the status of the high pressure
switch and of the reverse phase
protector.
To check the status of the discharge
thermal protector and the compressor
thermal protector.
%& ##
#
##/## ###
%( ##
#
$ #'$#
%( ##
#
%( ##
#
*$#+ , -#$'
!$!+ , -$
%( ##
#
#####/ $
#$#
%&
##/##
###
%(
#
2
!#
%(
!$#" ##'#-
4
%3
2$#-##
2$"#-#!
5 #
%&
4
4
%(
$$ 4
$$$4
4
%(
$$$4
$$$4
To check the status of the changeable
digital inputs.
To check the status of the power relays.
To check the capacity mode.
To check the status of the fanspeed
relays.
To check the status of the air- or
waterflow contact and the alarm
contact.
To check the status of the changeable
relay output.
To change the user password.
%($ $
2
%(
%(
)
4 #2#$#6
%(
2
%(
$
%3$
!
$ $
%
####
####
