User Manual

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Building Technologies Division CC1N7495en
20.04.2016
Technical data (cont’d)
BSB users
Operator unit (X30) AVS37...
Room unit (X16)
- Connection
- Cable length
- Cable resistance
- Cross-sectional area
QAA55... / QAA75...
2- or 3-wire
Max. 200 m
Max. 3 x 14 
Min. 0.5 mm²
Users Max. 4 (1 operator unit, 2 room units,
1 service unit)
Preconditions:
1. Only one QAA75... or two QAA55...
may be connected via 2-wire!
2. Max. 3 units may be connected via
3-wire!
PWM control for heating circuit pump
(X11)
- PWM frequency
- Output voltage LMU7...
- Cable length
1.536 kHz ±2 %
Min. DC 5 V at 5 mA
Typical DC 10 V at 7 mA
Max. DC 15 V at 10 mA
Max. DC 20 V at 0 mA
3 m
DHW thermostat of the DHW sensor input
- Voltage
- Current
DC 5 V
1.5 mA
- Connection LMU7...  ClipIn (OCI420... / AGU2.500...) Max. 1 m
Connection Component Connector type *
X11 LMU7... external sensor
Connector (RAST2.5) 13-pole
Suppliers e.g. Lumberg Duomodul 3521 13 K00
X12 LMU7... VO stepper motor
Connector (RAST2.5) 6-pole
Suppliers e.g. Lumberg Duomodul 3521 06 K00
X14 LMU7...
Connector (RAST2.5) 4-pole
Suppliers e.g. Lumberg Duomodul 3521 04 K00
X30 LMU7... to AVS37…
Connector (RAST2.5) 5-pole
Suppliers e.g. Lumberg Duomodul 3515 06 K23
X40 LMU7... to OCI…
Connector (RAST2.5) 5-pole
Suppliers e.g. Lumberg Duomodul 3515 05 K04
X50 LMU7... to AGU2.500…
Connector (RAST2.5) 5-pole
Suppliers e.g. Lumberg Duomodul 3515 05 K04
 * Connector required for the component (to be provided by OEM).
 Recommended cross-section area of cable for X11...X15: 0.38 mm²
Electrical
connections
Cable length
LMU7...  ClipIn)
Connectors