Line Drawing

Specifications

Power Source

24V DC supplied by two PS-2420UL power supplies

Current Consumption

Maximum 4A

Station Capacity

50 Stations. For an additional 30 stations add NHR-30K.

Wire Type

All wire is twisted, shielded, low capacitance (12 pF/Ft).
5 twisted pair to NHX-50M Master Station – Aiphone wire #862210
3 twisted pairs to NHR-SP Duty Station – Aiphone wire #862208
3 twisted pairs (plus 1 wire for zone light) trunk line to patient stations – Aiphone wire #862208
5 conductors to NHR-3A-4 Zone Light – Aiphone wire #841806

Wiring Distance

22AWG
65’ to NHX-50M
65’ to NHR-SP
165’ to the farthest patient station (ea. trunk)
330’ Max. wire distance per trunk line, including wire length t-tapped to each patient station from the trunk line.
18AWG
165’ to NHR-3A-4

Mounting

Surface wall mount or 3-gang box

Dimensions

18-1/8” H x 13-3/8” W x 3-7/8” D

Weight

Approx. 0.46 lbs (210g)