5- Controlling External Devices; Connecting The External Device To The Ip7Ww-082U-B1 Card; Connecting The External Device To The Ip7Ww-308U-A1 Card - NEC SL2100 Quick Install Manual

Controlling External Devices

5- Controlling External Devices

The SL2100 has solid-state relay contacts that can be used to control the external audio devices.
The SL2100 supports up to eleven relays.
Relays are assigned to one of the external devices (EXMOH, BGM, External Paging or Doorphone) within the
system configuration.

Connecting the external device to the IP7WW-082U-B1 card

Each IP7WW-082U-B1 card supports two relays,
additional IP7WW-082U-B1 cards are required for
additional relays

Connecting the external device to the IP7WW-308U-A1 card

Each IP7WW-308U-A1 card supports two
relays, additional IP7WW-308U-A1 cards
are required for additional relays.
Connecting to the RJ45 socket can be done using the adapters, cables or direct termination as shown in this
guide.
Relay 1 uses pins 4 & 5, Relay 2 uses pins 3 & 6 of the RJ45 socket.
The external device must conform to this specification.
Description Specification
Rated voltage: DC 48V maximum
Rated current: DC 320mA maximum
Relay contacts
Contacts: normally open (Form A)
Quick Install Guide – SL2100 MOH and External Audio rev 1.1
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