|
Framing
D4, ESF
Bit Rate
1.544 Mbps
Line code
AMI
Zero Suppression
Transparent, B7ZS , B8ZS
Impedance
100 W,
balanced
Signal level
Receive 0 to -36 dB Transmit
0,-7.5,-15,-22.5 dB 3V, ±10%
Jitter performance
As per AT&T TR-62411
Connector
RJ-48C 8-pin
Transmit timing
Internal ±30
ppm
Loopback Timing
±130 ppm
Compliance
AT&T TR-62411, ANSI T1.403
DTE PORT
Number of ports
One
Interfaces
V.35, RS-530 or RS-449/422 and
X.21 by adaptercables
Connector
25-pin D-type, female |
Bit Rates n x 56 kbps or n x 64
kbps,
(n = 1, 2 to 24)
Clock Mode
DCE: RX and TX clock are transmitted to the DTE port DTE1:RX clock is
transmitted to the DTE port and TX clock is received from the DTE port
Control signals
1) CTS follows RTS or constantly ON, strap-selectable
2) DSR constantly ON, unless in test mode
3) DCD constantly ON, unless in
RED ALARM
GENERAL
Timeslot Allocation
Consecutive (bundled) starting from any timeslot
Diagnostics
Main T1 Link local (Analog) loopback (towards local DTE); Local
(Digital) data port loopback; Remote (V.54) data port loopback; BERT
generation and detection; T1 network loopback, code activated (CSU option
only)
Performance Monitoring
On Main T1 Link)
Full statistical diagnostics according to ANSI T1.403 -1989
Front panel control switches for
diagnostics activation
CLR - Clears alarm indications
DIG - Local data port loop
ANA - Main T1 local loop
REM - Remote data port loop
PATT - BERT test
Indicators
PWR, RTS, TEST, ERR, RED ALARM, YELLOW ALARM , SES, MIN ALARM, MAJ ALARM,
TD, RD |
Physical (S/A unit)
Height 4.4 cm/ 1.7 in (1U)
Width 19.3 cm/ 8 in
Depth 24 cm/ 9.5 in
Weight 1.3 kg / 2.9 lb
ASM-MN-214 Rack
Height 18 cm/ 7 in
Width 48 cm/ 19 in
Depth 26.7cm/ 10.4 in
Weight 4.0 kg / 8.8 lb
Power
115 or 230V (±10%),
47-63 Hz;
24, 48 VDC Nominal (18-36V, 36-72V)
Environment
Temperature: 0-50°C / 32-122°F
Humidity: up to 90%, non-condensing
ORDERING
FCD-1L/*
T1 or Fractional T1 CSU/DSU, stand-alone version
FCD-1L/R
T1 or Fractional T1 CSU/DSU, card version for ASM-MN-214
*
Specify power supply
230 for 230 VAC
115 for 115 VAC
48 for -48 VDC
24 for 24 VDC
CBL-530/449
Adapter cable for RS-449/V.36 36-pin connector
CBL-HS2X1
Adapter cable for X.21 15-pin connector
CBL-HS2V1
Adapter cable for V.35 34-pin connector |
