S2 Module (2 FXS Ports):
Yeastar S2 module is a module with 2 FXS ports to terminate two analog telephone or fax machines. It is compatible with Yeastar S-Series VoIP PBX and P-Series PBX System.
| Specifications | |
| Port | 2 RJ11 FXS Ports |
| Supported Model | S412, S20, S50, S100, S300, P550, P560, P570 |
| Ring Frequency | 25 Hz |
| Ring Load | 840 Ohm |
| Loop Impedance | 2000 Ohm |
| Loop Current | 20 mA |
| Off-hook Voltage | 11V |
| Ring Valtage | 85V |
| On-hook Voltage (tip/ring) | 48V |
| Off-hook Current | 10 mA |
| Terminating Impedance Option | 600 Ohm |
| Max Length Supported | 1500M |
| Pulse Dial Speed | 100~135 ms/ 10pps |
| Surge Voltage | 1.5KV (10/70uS) |
| REN Load (1000M) | 5REN=1400 Ohm 3REN=2330 Ohm 1REN=7000 Ohm |