Carel MPXone - Page 19

19
ENG
mpxone +0300086EN rel. 2.2 - 13.11.2023
Installation
Main/secondary network and valve driver
Caution: Medium models can manage an external electronic valve driver.
up to 9 secondary for Medium and Advanced models, up to 5 secondary only for Basic model
J5
J4
J3
J7 J6
J2
J5
J4
J3
J7
J1
J1
J1
J6
J2
Main Secondary 1 Secondary 2
J5
J4
J3
J7 J6
J2
shield shield shield
G0 GG0 GG0 G
L
N
300086_035_R01
ExV driver
Fig. 2.r
2.10 Functional diagrams
MPXone can control multiple refrigeration units (for example, one or more multiplexed showcases). These systems are made up
of stand-alone controllers, or controllers that are connected to each other in a main/secondary arrangement in which each main
controller can manage up to nine secondary controllers. The following functional diagrams illustrate some typical applications:
2.10.1 Stand-alone con guration
Notice: the user terminal is built-in on the panel version, and purchased separately for the DIN rail version. The remote display
is optional for both the panel version and the DIN rail version.
Panel
300086_017_R01
Main
Remote display
EVD
mini
J5 J4
Fig. 2.s
DIN (Medium)
Main
Remote display
User terminal
J8
py
y
py
J5 J4
EVD
mini
300086_021_R01
Fig. 2.t