NEC UNIVERGE NEAX 2000 IPS, Общее описание устройства, Страница: 99 / 191

CHAPTER 4 EQUIPMENT DESCRIPTION
UNIVERGE NEAX 2000 IPS General Description
Page 95
Issue 5
Line/Trunk (LT) Cards
The following table shows a summary of the Line/Trunk (LT) cards for UNIVERGE
NEAX
2000
IPS. The LT cards may be installed in slot 00 to 11 of PIM 0-7, with the following conditions.
•
Maximum 64 ports per PIM
Abbrev Name Code Ports Remarks
PN-8LCAK 8 8-line Analog Line Circuit Card for Single Line
Telephones
Loop resistance : Maximum 600 Ω
Provides Message Waiting Lamp control, momentary
open, Line Test functions for each circuit.
PN-8LCAD 8 8-line Analog Long Line Circuit Card for Single Line
Telephones; Provides Caller ID Display on analog
station.
Loop resistance: Maximum 600 Ω
Provides Message Waiting Lamp control, momentary
open functions for each circuit.
PN-4LLCB 4
4-line Analog Long Line Circuit Card for Single Line
Telephones; Provides Caller ID Display on analog
station.
Loop resistance for PB/DP type:
PB : Maximum 1200
Ω
DP (20 PPS) : Maximum 1700 Ω
DP (10 PPS) : Maximum 2500 Ω
Including the internal resistance of the distant office
equipment Provides Message Waiting Lamp control,
momentary open/reverse functions for each circuit.
PZ-PW122 is required.
LC
PN-AUCA 2 2-Line Long-Line card provided with the Power
Failure Transfer (PFT) function.
Used as 2-Line LLC with PFT or 2-Line DID
Loop Resistance: MAX.2500ohms (LLC)
Two Reverse Circuits Included
On-Board Power (-48VDC) included
PN-8DLCP 8 8-line Digital Line Circuit Card for Dterm Series
i
/E/III,
DSS Console, ATTCON, DESKCON
[–27 V version, 2-wire type]
PN-8DLCL 8 8-line Digital Line Circuit Card for Dterm Series
i/
E/III,
Dterm Series IPK/Elite/Electra Pro, DSS Console,
ATTCON, DESKCON
[–27 V version, 2-wire type]
DLC
PN-4DLCT 4 4 Circuit Digital Line Card (-48V), used for Dterm
Series E and Series i Terminals. PZ-PW122 Power
Supply Required to provide Long Line function.