ST2120 2M 服务测试仪是一款功能强大的手持式仪器,可为参与 2M 数字网络安装和维护的技术人员的测试需求提供可扩展、面向未来的解决方案。它提供了验证网络服务质量所需的所有错误和警报测量。
项目 |
数量 |
项目 |
数量 |
交流电源适配器 |
1 |
测试管理器专业软件 CD |
1 |
汽车点烟器电池转接线 |
1 |
防水包 |
1 |
120 欧姆平衡测试电缆 |
1 |
用户手册 |
1 |
75 欧姆非平衡测试电缆 |
2 |
质量证明卡 |
1 |
USB通讯线 |
1 |
维修卡 |
1 |
AA 镍氢充电电池 |
5 |
|
|
规格
项目 |
描述 | |
Internal Clock |
2048Kb/s 【 10ppm | |
Frequency Deviation |
【999ppm | |
Line Interfaces |
75ヘ (Unbalanced), 120ヘ (Balanced); High Input Impedance >2KW | |
Line Code |
HDB3, AMI | |
Framing |
Unframed, PCM30, PCM30CRC, PCM31, PCM31CRC | |
Level Measurement |
-43dB ⅵ -2.5dB | |
Tx Clock Source |
Internal, Interface and External 2MHz clock or signal (optional) | |
Frequency Measurement |
Accuracy: 【1Hz | |
Offset Measurement |
Accuracy:【1ppm | |
VF Injection |
Frequency:200Hzⅵ3400Hz,Step:10HZ | |
Level:-60dBmⅵ+3dBm | ||
VF Measurement |
Frequency:200Hzⅵ3400Hz, Accuracy:【1Hz | |
Level range : -60.00dBmⅵ+3.14dBm | ||
Delay measurement |
Accuracy: 【1レs | |
Test Patterns |
PRBS |
223-1, 215-1, 211-1, 29-1 |
Fixed Code |
1111, 0000, 1010 | |
16-BIT |
User Programmable Word | |
Alarm Indications |
Signal Loss, AIS, Frame Loss, MFrame loss, Pattern Loss, Remote Alarm, Errors, Low Battery | |
Error Injection |
Type: BIT, FAS, CODE, CRC4, E-BIT | |
Single, Fixed Rate: 10-2, 10-3, 10-4, 10-5, 10-6, 10-7 | ||
Alarm injection |
AIS, Frame Loss, CAS and CRC MFrame Loss, Remote Alarm, Remote MFrame Alarm | |
Performance Analysis |
ITU-T G.821, G.826 and M.2100 | |
Display |
240x160 pixel backlit monochromatic LCD | |
Serial Port |
USB Connector | |
Rechargeable Batteries |
5】1.2V AA NiMH batteries, continuous working for 6 hours | |
Recharge Time |
Approx. 2 hours | |
AC Power |
Input: 100V ~ 240VAC, 50/60Hz | |
TestManager⑩ |
Operating System: WIN98/ME/2000/NT/XP | |
Dimensions |
L】W】H 243mm】90/128mm】60mm | |
Operating Temperature |
0∩ ~ 50∩ | |
Storage Temperature |
-20∩ ~ 70∩ | |
Humidity |
5% ~ 95% non-condensing | |
Weight |
Approx. 700g |