9
Upon disassembly of optional accessories, suited blind plugs must be used to close the resulting openings.
Connecting a second ringer (bell-shunt) (optional accessory)
Remove the sealing plug and tighten the M20x1.5 cable gland cap. Insert the wire of the second ringer and place it on the terminals in accordance
with the connection diagram. Only utilise wires which have a sheath diameter of 5 to 9 mm because otherwise the IP67 housing protection
standard is not guaranteed.
Connecting an external loudspeaker (optional accessory)
Remove the sealing plug and tighten the M20x1.5 cable gland cap. Insert the wire of the loudspeaker and place it on the terminals 11 and 12
(SPK+, SPK-) in accordance with the connection diagram. Only utilise wires which have a sheath diameter of 5 to 9 mm because otherwise
theIP67 housing protection standard is not guaranteed.
Connecting a headset (optional accessory)
Remove the sealing plug and tighten the M20x1.5 cable gland cap. Guide the specially-manufactured wire with the headset socket (included in
the delivery of the headset) through the cable screw cap and place it on the terminals 5 through 10 (HSM+, HSM-, HSR+, HSR-, HSS1, HSS2)
in accordance with the connection diagram. Only the wire included in the delivery for the headset should be used, because otherwise the IP67
housing protection standard is not guaranteed.
10. Connecting Plan