Aiphone 83873900 0602 E - Manual (Page 4)

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The NHX is a Health Care Communication System, exclusively designed for patient to staff
communications in health care facilities. The NHX system is UL Listed under UL1069 the Standard for
Hospital Signalling & Nurse Call Equipment. At Nurses Center, the NHX-50M master station is an
extremely compact, low profile console. Add-on 30-call selector can be plugged into NHX-50M. In each
room, single or dual-call Nurse Call bedside sub stations are used with corridor light and bathroom call
switch. The NHR-3TS is a common area or hallway sub station, which can be used with a NHR-7A
pullcord urgent call switch.
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SYSTEM OUTLINE & COMPONENTS
Ⅲ Package Contents
• Central Control Unit (NHX-80X)
• Packet of screws
• Installation Manual
• Replacement 3A Fuse (2)
(attached inside back case)
Ⅵ SYSTEM OUTLINE
1. Up to 8 Sub trunk lines (10 rooms each).
Failure on one line does not affect the other trunk lines.
• Optional conduit wiring through junction boxes.
• Max. 10 sub stations in parallel per block.
• Programming # on each sub.
• Sub station may have urgent bathroom call button (ea. 3 wires).
• Corridor light mounted on 1-gang box (3 wires).
• Gang box may be used for junction of 3P Trunk cable.
2. NHX-80X Central Control Unit.
50 or 80-call station capacity.
• CCU wall-mounts on 3-gang box or inside electrical enclosure (both UL Listed).
• Install NHR-30K, 30-call add-on Trunk Card in the NHX-80X.
3. Compact 50-call Master Station.
• 30-call add-on selector plugs in and connects with bracket.
• Max. 4 Zone lights, ceiling or wall mount. With any type of call, light comes on to indicate the calling
zone. One separate PS-24E or PS-2420 required for 2 Zone lights.
• Duty station (NHR-SP) annunciates call tone, with TONE OFF button.
4. NHR-3TS Bathroom call sub station places an urgent call.
• NHR-3TS contains sub station circuitry.
• May be used in two ways: one as common area bathroom call sub station(2 red lights) used with
NHR-7A bathroom pullcord, the other as hallway staff call sub station (one white lamp used) used
with the same NHR-7A call switch.
5. Bedside sub station NH-1SA/A and NH-2SA/A for multiple installation within a patient room.
• Max. 6 bedside sub stations within a patient room.
• Single and common bathroom call switch.
• Single or two corridor light installation.