E1 and Data Tester - BER-1560

BER-1560D E1 and Data Tester, our latest developed handheld-instrument, is used for E1 and Data circus from service turn up testing to advanced fault diagnosis.

The interface including:V.24/RS232, V.11/X.21, V.35, V.36/RS449, RS485/RS422.In addition, you can access and control the BER-1540B remotely using a PC running Windows98/2000/XP and the testing results can be stored in built-in hard disk.

DD942G E1 and Data Tester provides not only unsurpassed functionality and genuine upgradeability, but also high-reliability and unbeatable price/performance.

Key features

• Framed G.703 2048kbit/s
• Unframed G.703 2048kbit/s
• Unframed G.703 64kbit/s
• V.24/RS232, V.11/X.21, V.35, V.36/RS449, EIA-530/530A,RS485/RS422, DTE/DCE mode
• ITU-T G.821, G.826 and M2100 Analysis
• Histograms Analysis
• Bit Error injection
• Framing Bits and timeslot monitoring
• CAS monitoring
• Alarm monitoring and generation
• E1 Pulse Mask Analysis
• Round trip delay testing
• Frequency offset testing
• Remote control
• Chinese/English Version

General features

Remote operation and control:

Interfaces: G.703 2.048 Mbps, G.703 64 Kbps, V.24/RS232, V35, V.36/RS449, X21, EIA-530/530A, RS485/RS422

Upgradeable Firmware: via Ethernet net port

Store Test Results and Configuration: 128 Kb RAM

Large LCD display with backlight: 320x240 pixel

BERT

Test patterns:2⁶-1,2⁹-1, 2¹¹-1, 2¹⁵-1,2²⁰-12²³-1,User-defined 8-bit word, User-defined 16-bit word

Presentation: G.821, G.826,M2100

Error Injection: single bit, error rate (1x10^-3to 1x10^-7)

Alarm Generation: LOS,AIS,LOF,RDI

Measurement: Round trip delay (Accuracy: ±1 us, Resolution: 1us, Range: 1us to 1999.999ms)

E1 Interface Specifications

Physical Interface: BNC connector 75Ω Unbalanced

RJ45 connector 120Ω Balanced

Bit Rate: 2048kbps

Termination: Monitor (high impedance), Terminated

Bridged Input: Unbalanced 2KΩ

Framing: PCM30/PCM30 CRC/PCM31/PCM31 CRC/Unframed

Clock Source: Recovered, Internal (± 10ppm)

Output Level: ITU-T G.703

Line Code: AMI. HDB3

Data Monitoring: Single timeslot, multi-timeslots

Frame Monitoring: FAS, NFAS, MFAS, CRC MFAS, Sa, E bit

Error Monitoring: Bit, FAS, CRC, Code

CAS Monitoring: all 30 channels

Alarm Generation: LOS, AIS, LOF, RDI

Alarm Detection: LOS, AIS,LOF, RDI,Pattern loss, CAS multiframe loss

G.703 64K Interface Specifications

Bit rate: 64Kb/s

Line code: AMI

Connectors: RJ45 connector 120Ω balanced

Output Level: ITU-T G.703

Clock source: Internal, recovered

V Series Interface Specifications

Interface:V.24/RS232,V.35,V.36/RS449,RS422/RS485,X.21,EIA530/530A

External clock: 50b/s~460.8Kb/s

Internal clock: 50b/s~460.8Kb/s, Nx64k, Nx56k

Testing mode: sync and async, DTE/DCE

Parity: ODD. EVEN, NONE

Stop Bits: 1, 1.5, 2

Line code: NRZ