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Service
– PSM measuring module 16 A (DK 7856.019)
• Connect the CAN bus unit with a CAN bus connection cable to the CMC III PU or to the neighbouring
EN
elements on the CAN bus (Fig. 3, Pos. 6, 7).
Display of the status change:
– The two green and the two red CAN bus LEDs on the CAN bus connection flash.
– The multi-LED of the Processing Unit flashes continually in the green – orange – red sequence.
– The multi-LED of the CAN bus unit flashes blue continuously.
• Press the "C" key on the CMC III PU (a first audio signal is issued) and keep it pressed for approx.
3 seconds until a second audio signal is issued.
Display of the status change on the CAN bus LEDs:
– Green LEDs light continuously: CAN bus status "OK".
– Red LEDs light continuously: CAN bus status faulty.
Display of the status change on the multi-LED of the Processing Unit.
– Continuous green light: All units attached to the CAN bus have the "OK" status.
– Continuous orange light: At least one unit attached to the CAN bus has the "warning" status.
– Continuous red light: At least one unit attached to the CAN bus has the "alarm" status.
Display of the status change on the multi-LED of the CAN bus unit.
– Continuous blue flashing: Communication over the CAN bus.
– Green flashing: When the measured value changes or, at the latest, every 5 seconds.
If the installation is not successful: see Section 1.1.
Note:
Connection cables in various lengths can be obtained from Rittal.
5.3
Settings
Visit the CMC III PU web site to set or view the parameters of the connected CMC-TC units (see
Section 1.1).
To determine whether any software updates are required: see www.rittal.com or contact Rittal Service
(see Section 6).
6
Service
For technical questions, please contact:
Tel.: +49 (0) 2772/505-9052
E-mail: info@rittal.de
Homepage: www.rittal.com
For complaints or service requests, please contact:
Tel.: +49 (0) 2772/505-1855
E-mail: service@rittal.de
7
Rittal CMC III CAN-Bus Unit
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