2.2.3 Return mixer module
The return mixer module provides the connection for a return mixer. The relevant sensor is the return feed
sensor on the core module. If this module is used, the
“Return mixer through external mixer
module”
parameter (“System selection” menu => “Boiler type”) must be set to “YES”.
ZU
N
AUF
N
L
N
L
RL-01
(Rücklaufmischer)
RL-02
(Netz)
RL-03
(Netz)
RL-04
(Bus)
RL-05
(Bus)
FRRLA10
Return mixer
module
Connection / Name
Note
RL-01
Return mixer
Connection cable
1)
4 x 0.75 mm
2
, max. 0.15A / 230V
RL-02
Mains
Connection cable
1)
3 x 1.5 mm²
RL-03
Mains
RL-04
Bus
Patch cable CAT 5 RJ45 SFTP 1:1 configuration, included in delivery
RL-05
Bus
1.YMM as per ÖVE-K41-5 or H05VV-F as per DIN VDE 0881-5
Connection example
Power connection and wiring
2
Expansion modules
Service manual Lambdatronic SP 3200 for dual fuel boiler | B1460720_en
21
