RAD FCD-1L FT1 T1 DSU - CSU

The RAD FCD-1L is a low-cost, single port CSU/DSU for T1 or Fractional T1 services.
The RAD FCD-1L DTE has data rate multiples of 56 or 64 kbps up to 1,536 kbps.

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Specifications for the
RAD FCD-1L
FCD1L/115, FCD1L/230,  FCD1L/48, FCD1L/R

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

Part Numbers for the  RAD FCD-1L

RAD FCD-1L/115                             
RAD FCD-1L/230                             
RAD FCD-1L/48                              
RAD FCD-1L/R                               

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    ARC ELECTRONICS
301-924-7400 EXT 25

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