Multitech MTPRI-HD30B Benutzerhandbuch

CommPlete Communications Server

The PRI card operating characteristics and specifications are provided below.

•  CPU

Intel 960 (16 MHz RISC processor)

•  Dynamic RAM

4 Mb

•  Program Memory

512K bytes Flash

•  Serial I/O channels supported

23B + D on MTPRI-HD23B and  
30B + D on MTPRI-HD30B

•  Serial I/O operation

Simultaneous full duplex DMA (all 

channels)

•  Diagnostic/status indicators

10 LEDs

•  Line Coding

T1 - B8ZS or AMI (programmable), E1 HDB3

•  Framing

T1 - ESF or D4 (programmable), E1 ESF

•  Capture Frequency

T1 - 1.544 Mbps/E1 2.048 M  +/- 200 bps

•  Input/Output Impedence

T1 - 100 ohms/E1 120 ohms  +/- 5%

•  Received Signal Level Range

T1 - DSX-1 level to -27.5 db, E1 ITU G.703 to -43

•  Line Buildout

T-1 7 levels (programmable) 0-320 meters, E1 

short haul

•  Transitted Signal Level Range

T-1 DSX-1 into 100 ohms, E1 G.703 into 120 

ohms

•  Pulse Density and Zeroes Enforcement T-1 Per AT&T Pub 62411, E1 G.703/G.823
•  Line Loopback Set Inband Code (1000)  repeating binary pattern
•  Line Loopback Reset Inband Code

(100) repeating binary pattern

•  Interface Connector

ISDN RJ-48C

•  Operating Temperature

0-55 degrees C (32-131 degrees F)

•  Relative Humidity

to 90% without condensation

•  Dimensions:

9.2" H x 0.9” W x11.5 D ”  (23.3 x 2.3 x 29.2 cm)

•  Power Requirements:

+5V (+/-10%)

    

1.25 A

•  ISDN Signaling (PRI) Standards

Q.921 and Q.931

•  Standards Supported

National ISDN-2, AT&T 4ESS and 5ESS, 

Northern Telecom DMS-250