SELTA STEN II – PLC – SIU No: 640704005-AO-IT

توضیحات

SIU
640704005-A0-IT
Speech Interface Unit. Speech (DIGITAL AND MIXED APPLICATION ONLY)
The Speech Interface Unit (SIU) has two speech interfaces, which can be programmed in the following configurations:
2/4 wires with E/M signalling
FXO: 2 analogue wires to central node
FXS: 2 analogue wires to telephone
The management system can be used to program the speech Levels