1250SM0904R10/09 C-Bus™ Basic Programming
10/2009 C-Bus™ Products Training Course
© 2009 Schneider Electric. All Rights Reserved. 17
C-Bus Dimmers
C-Bus dimmer output units are available in 3 styles:
DIN rail dimmers
professional dimmers
All C-Bus dimmers can provide a C-Bus clock and a software selectable
network burden to the C-Bus network. Also only DIN rail dimmers are
available with or without an onboard 200 mA C-Bus power supply.
Unit Name Channels Dimming Method Current Rating
DIN rail dimmer 8 Leading edge 2 Amp
DIN rail dimmer 4 Leading edge 4 Amps
Table 7 - Types of DIN rail dimmers
CONNECTING DIMMERS TO DIFFERENT PHASES WILL RESULT IN
DIMMERS NOT DIMMING
Do not connect the dimmer to two different phases. All mains wiring for a single
dimmer must be on the same phase.
Failure to follow these instructions will result in improper operation.
Figure 12 - C-Bus DIN Rail Universal Dimmer and a 12 channel C-Bus
Architectural Dimmer
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