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6
Connection
Connection terminals
162 | 186
RDG26..
G, G0
Operating voltage AC 24 V / DC 24 V
Feed for relays AC 24...230 V
L1
X1, X2, X3
Multifunctional input for temperature sensor (NTC 3k or LG-
Ni1000) or potential-free switch (function can be selected via
parameter)
U1
Selectable input/output function:
● Multifunctional input for temperature sensor (NTC 3k or
LG-Ni1000) or potential-free switch (function can be
selected via parameter)
● Multifunctional output DC 0...10 V for fresh air damper or
2
M
Measuring neutral for sensors and switches
KNX bus + and – terminals
CE+, CE-
Q1 (L1)
Control output for fan speed I AC 230 V / AC 24 V
Q2 (L1)
Control output for fan speed II AC 230 V / AC 24 V
Q3 (L1)
Control output for fan speed III AC 230 V / AC 24 V
Q1...Q3 (L1)
For special functions AC 24...230 V
Control outputs "Valve" DC 0...10 V
Y10, Y20, Y30
Control output "Fan" DC 0...10 V
Y50
RDG26..KN
RDG26..T
nd
stage cooling in 4-pipe/2-stage application
A6V11545892_en--_e
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