KGL Operating Manual – UA 412 S
2019-01-14
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3 System design UA 412 S
UA 412 S AC - complete design
3.1 Application
There are two controller versions with the designations UA 412 S (complete design) and UA 413 S,
see chapter
. The designation
UA 412 S is used in the documentation for both
. Exceptions for the UA 413 S are explicitly listed.
versions
The UA 412 S case controller is suitable for regulation and monitoring of semi-plugin cases. The respective
appropriate insert type for multidecks using the R410a or R290 refrigerant can be set using the DIP switches
on the controllers (see chapter
Setting of the controller type and master/slave mode, page 45
settings for the desired application that have been tried and tested in practical use are then loaded. The data
for the following E*LDS system components are exchanged via the CAN bus:
System centre / store computer
- Archiving of the operating data
- Alarm and message management
- Connection to the LDSWin PC software for analysis, configuration and evaluation
Pump controller PS 3010 L
As required, a BT 300 x operator interface and up to 4 BT 30 temperature displays can be connected; see also
chapter
Connection / terminal assignment UA 412 S., page 64
3.2 Hardware
The case controller is housed in a plastic casing for DIN rail mounting and does not require any further optional
expansion modules. Up to 99 case controllers can be used in the E*LDS system. As required, a BT 300
operator Interface and up to 4 BT 30 temperature displays can be connected. For the direct parametrisation
via LDWin or for a firmware update, the controller can be connected to a laptop or PC via the USB port. The
application areas of the case controller are described in more detail in chapter
.
The following graphic clarifies the system design of the UA 412 S (complete design) / UA 413 S case controller:
