Technical Data SWT 3000 Equipment Manual
Page - 4 Edition p3_3_2x 08/09 © SIEMENS AG 2008
Transmission via Digital Networks
Digital Interface
64 Kb/s X21 or
G703.1
2 Mb/s G703.6 sym. 120 Ohm
G703.6 asym. 75 Ohm
Transmission time *
64 Kb/s < 5ms
2 Mb/s < 3ms
*Values are given for the IFC-P module. If the IFC-D module is used all specified signal transmission delays are prolonged
by about ≤ 4 ms
Security
P
UC
< 10
-8
Dependability
P
MC
< 10
-4
at BER of 10
-6
Transmission via Analog Network
Modulation type
F6 modulation (FSK) or coded tripping CT
Broadband equipments
Trip frequencies 0,3 to 2,03 kHz
Guard 2,61 or 3,81 kHz
Narrowband modulation
Channel 1 0,63 to 1,26 kHz
Channel 2 1,64 to 2,27 kHz
Channel 3 2,65 to 3,28 kHz
Channel 4 3,16 to 3,79 kHz