Connecting Fsk/Psk-Type Modems - Siemens MK7000 Manual

2.4.5

Connecting FSK/PSK-type modems

8
Building Technologies
Fire Safety & Security Products
Connection:
Transmission Mode:
Transmissioin Rate:
Line impedance:
Output power:
FSK Modems using Bell 103 (K1D020 / K1D040 / K1D090)
end interface CGE
1270 Hz
1070 Hz
FSK Modems using V.21 (K1D021 / K1D140)
end interface CGE
980 Hz
1180 Hz
end interface CGE
1200 Hz
1200 Hz
end interface CGE
1200 Hz
1200 Hz
Note: the application specific baud rates must be selected on the modem
boards themselves
end interface
FSK
V24
CGE
PSK
QAM
CGE = CERBERUS-Geräte Endschnittstelle
CGF = CERBERUS Geräte Frontschnittstelle
point-to−point, 2-wire telephone cable
bit serial, full duplex
300 ... 2400 Baud
dependent on max. line length and
equipment application
600 Ω
−6 dBm (K1D020 / K1D040 / K1D090)
−9 dBm (K1D021 / K1D140)
Mark Mark
Space Space
Mark Mark
Space Space
PSK Modems
Mark Mark
Space Space
QAM Modems
Mark Mark
Space Space
transmission link
max. distance = 10'000m
(Originate mode)
(Answer mode)
front interface CGF
2225 Hz
2025 Hz
front interface CGF
1650 Hz
1850 Hz
front interface CGF
2400 Hz
2400 Hz
front interface CGF
2400 Hz
2400 Hz
front interface
FSK
V24
PSK
CGF
QAM
e1062i
10.2008