3Com NBX, Руководство по установке

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3102 Business Telephone 213
3102 Business
Telephone
The 3Com 3102 Business Telephone (3C10402B) includes a 2 x 24
character display, 18 programmable buttons, 8 dedicated feature
buttons, and a 10/100 switch port. 3102 Business Telephones can accept
power from an IEEE 802.3af-compliant (Power over Ethernet) power
supply.
Environmental Ambient temperature: 0 °C to 40
°
C (32 °F to 104
°
F)
Humidity: 5% to 85% noncondensing
Telephone 2 REN per port
Connection Two Wire Loop Start
Feature access uses Hook Flash (HF) or Timed Break Recall
(TBR)
Electrical Voltage input: 3·3, 5 and 12V D.C. derived from the NBX
power rails.
48V D.C. As with most telecommunications power supplies,
the PSU voltage is negative (i.e. 48V).
PSU: 100 - 240V A.C. 47 - 63Hz, 1·6A.
Power input: < 10W internally from NBX rail.
PSU: 70W maximum
Table 57
3C10393
NBX Legacy Link Norstar Card Specifications (continued)
Table 58 3Com 3102 Business Telephone Specifications
Compliance FCC Class A device
Environmental Ambient temperature: 0
°
C to 40
°
C (32
°
F to 104
°
F)
Humidity: 5% to 85% non condensing
Weight 1061 gm. (2lb 6oz)
Dimensions 27 x 23 x 11 cm. (10.6 x 9.1 x 4.3 in)
Power 5 W
PoE Power Rating Class 2