User Manual

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Building Technologies CC1N7491.1en
03.04.2018
Connectors list LMU34 (cont´d)
No.
Connector
type
Pin code
print on
PCB
Description LMU34.2 LMU34.3
X9
Molex
2599 4 poles
HT: Cable length ′ 1 m Cable length ′ 1 m
1 CH timer supply N
< 5 mA AC
cosι = 1
< 5 mA AC
cosι = 1
2 CH timer contact OUT
External voltage-free
contact or bridge in series
to room thermostat input
External voltage-free
contact or bridge in
series to room therm o-
stat input
3 CH timer supply L
< 5 mA AC
cosι = 1
< 5 mA AC
cosι = 1
4 CH timer contact IN
External voltage-free
contact or bridge in series
to room thermostat input
External voltage-free
contact or bridge in
series to room therm o-
stat input
X200
PCB edge
connector
PELV: PC tool interface (OCI490) OCI490 / ACS420 OCI490 / ACS420
1 Internal
2 Internal
3 Internal
4 Internal
5 Internal
X300
4
)
Lumberg
Duomodul
5 poles
PELV: Auxiliary module (AGU2.002) for
remote control
5 poles
cable length <10 cm
5 poles
cable length <10 cm
1 Internal
2 Internal
3 Internal
4 Internal
5 Internal
HT: High Tension – Mains voltage connection
PELV: Protective Extra Low Voltage – Low voltage connection
The unit is supplied with the temperature setpoint potentiometer in the OFF position.
¹) Only use components approved by Siemens AG!
²) A special conversion list (hard copy) must be used to retrieve correct measurement
values and to set correct threshold values to related functions
³) The fan must meet the requirements of specification
LMU5x_TrafoFan_en_V1.2.doc, chapter 3 “Specification for fans with mains voltage
operated DC motor”
4
) Depending on the type of LMU34