Access multiplexers, FM2x2 and
FM-MSAN subscriber units
- PAT10 - Subscriber unit, 10 channels, ATA interface
- PAT20 - Subscriber unit, 20 channels, ATA interface
- PAC10 - Subscriber unit, 10 channels, ATC interface
- PLB10 - Subscriber unit, 10 channels, LB interface
- PEM10 - 10 channels, 2w/4w with E/M signaling
- PIU - Subscriber unit 4 ISDN tributaries with U interface
- PET - Subscriber unit 3 digital nx64 kbit/s Ethernet Bridge subscribers with 10/100BaseT or 100BaseFX interface
- PN64 - Subscriber unit 4 digital interfaces of X.21/V.11 type, n x 64 kbit/s
- PCO - Subscriber unit 10 digital G.703 64 kbit/s codirectional interfaces
- PN64A - Subscriber unit 8 digital interfaces of V.24/V.28 type
PAT20
Subscriber unit, 20 channels, ATA interface
Applications
Provides connection to Exchange for 20 remote subscribers (phones), via access multiplexers (subscriber side)
Technical data
- Impedance ETSI/600 Ω
- Relative levels
output –7 dBr± 3dB (in 0.1 dB steps)
input 0 dBr± 3dB (in 0.1 dB steps)
- Loop feeding 48 V/2x400 Ω, loop resistance up to 1200 Ω
- Ringing signal from ring generator (GZV15) 50 do 75 Veff/25 Hz
- Metering frequency (standard/option) 16/12 kHz ± 1%