Procedure
3.9 Connecting External Alarms
P014435C
Figure 59 Possible OVP Module Positions
The DF enables the connection of 12 external alarms, with overvoltage
protection.
To connect an external alarm cable to the RBS 3107, do the following:
Note: The instructions describe the connections to one connection block of
an OVP module.
1. Ensure that the DF is not fastened in place, and that the space beneath it is
accessible. See Section 3.3 on page 10.
2. Remove the rubber sealing in the DF cable entry closest to the OVP
module to be used.
3. Insert the cable gland in the DF cable entry closest to the OVP module to
be used and tighten it with a 20 mm open-ended wrench. See 1 in the
figure below.
4. Pass at least 170 mm of the cable through the cable gland. See 2 in the
figure below.
49
1/1531-COH 109 2073 Uen H 2006-11-06
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