Firmware V3.13
21.04.2021
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5.9 Alarm relay
Only UA 400 E CC / UA 410 E AC
The case controller has a floating relay output for alarms (relay 1, terminals 15/16/18); for details, see chapter
Terminal assignment of the 230 V AC relay outputs
). If an alarm is signalled by the case controller, the relay
output is activated (relay drops out, see chapter
Function of the relay and transistor outputs
5.10 Fan control with case and coldroom controllers
5.10.1 Fan control on multidecks - controller type UA 121 E
The fan continues running during cooling and defrosting. With external toggling of setpoints from set 1 to set 1 –
but not vice versa – the fans stop for an adjustable time (parameter Blind On Time). This is necessary to
ensure troublefree closing of the night blind (e.g. on Light OFF).
The fan relay is the inverted type,
when the controller turns on the fan, then the relay contact (73/73) is opened;
when the controller turns off the fan then the relay contact (73/73) is closed.
5.10.2 Fan control - controller type UA 131 E
The fan is switched on during refrigeration. Fan behaviour during defrosting can be adjusted (switch off /
continuous operation). The fan controller uses the defrost sensors R1.1 and R1.2 as well as a relay for
DANGER
Warning about dangerous electrical voltage! Danger of electric shock! BEFORE
connecting and
disconnecting, it must be checked that
no voltage is present
at the 230 V AC relay outputs! Low
voltage
and
safety extra-low voltage must
not
be applied together at the relay outputs!
ATTENTION
In standalone operation, the relay output
must
be used e.g. to control an alarm device in order to
ensure that an alarm is triggered. If the case controller is operated in the E*LDS system, the relay
output is usually not required, as the system centre in
signalling.
Содержание Case Controller UA 4 E Series
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Страница 135: ...Firmware V3 13 21 04 2021 135 466 Exit the menu by tapping the ESC button twice...
Страница 157: ...Firmware V3 13 21 04 2021 157 466 Connection diagram UA 400 E CC One zode controller and two zone controller...
Страница 158: ...Firmware V3 13 21 04 2021 158 466 Anschlussbild UA 401 E CC One zode controller...
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Страница 216: ...Firmware V3 13 21 04 2021 216 466 SENSORS POS XXXXX Entry Default 5K3A1 Temperature range 0 100 C...
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Страница 364: ...Firmware V3 13 21 04 2021 364 466 MODE POS XXXXX Entry Default Fixed run time Enthalpy ctrl rtm...