– 17 –
1 ~ 6: Connect 3P cable to Subs Trunk line. Ten stations
per trunk, connected to NHX-80X 11 - 16 (up to
81 - 86) terminals.
ZL: Zone light to a Zone No. terminal (Z1 ~ Z4)
3. INSTALLATION & WIRING
Terminal block layout
• NHX-50M
• NH-1SA/A
NH-1SA
NH-2SA/A
NH-2SA
NHR-3TS
• NHR-SP
10 connector lead wires : connect to NHX-80X with 10 (5P) cable using wire nuts.
Plug in the supplied
connector for wiring to
Sub Trunk line.
Plug in the supplied
connector for wiring to
bathroom pullcord,
corridor lamp & zone
light #.
Plug in the supplied
connector for wiring
to NHX-80X.
CAUTION:
When NHR-SP Duty
Station is installed,
remove the Shorting
Connector (CN104) on
NHX-80X CCU.
PRE-TONE
TONE
TRANSMIT
Plug NHX-30G
into 2 sockets.
Test switch
Reset switch
Plug-in socket(10-pin) CN1 :Supplied connector plugs in
for wiring to NHX-80X.
NHX-50M
Chassis
Bottom view
DUTY STATION
RECEIVE
Preset volume controls
Sub station # set
dip switches
SW1
Plug-in socket
(6-pin) CN1
NH-1SA/A, NH-1SA,
NH-2SA/A,NH-2SA,
NHR-3TS Back view
Plug-in socket
(8-pin) CN2(*)
Plug-in socket
(6-pin) CN1
NHR-SP
Back view
(*)
7-pin on NH-1SA,
NH-2SA and NHR-3TS