IntroductionIndustrial ISDN Telephone Modem
FeaturesThe Westermo IDW-90 industrial ISDN Terminal adapter has been developed with high speed industrial data communications inmind. Westermo IDW-90 supports both RS-232 and RS-422/485 interfaces. The Westermo IDW-90 has been designed to meet the European ISDN standard DSS1.All standard ISDN transport protocols are supported including HDLC transparent, V.110 asynchronous, X75, PPP and ML-PPP.
The unit has one digital opto-coupled input that can be used to trigger services. The Westermo IDW-90 has also a relay output with NO-NC contact. The relay output can be controlled from a remote Westermo modem (PSTN, GSM, 3G and ISDN).
The Westermo IDW-90 features configuration with DIP-switch, AT-commands, and a Configurator for local as well as remote configuration. A supporting Windows based configuration tool is also available. The Westermo IDW-90 is also has an internal analogue V34 modem enabling connections from ISDN to analogue modem end locations. The combination of analogue and ISDN modem with V.110 protocol support makes the Westermo IDW 90 especially suited for mixed environments as the ISDN connected modem shall be reached from ISDN, analogue,GSM and 3G networks.
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