Communication • Supporting wide range of frequencies and bands of 2G network (modem options can be choosen) • RS232/RS485 (upon request), transparent link Software/Configuration • DMSet ® software and AT command set • Immediate alarm notification • Push technology (Ftp & data push, SMS triggering) • Scheduled data sending or triggered by an alarm • Remote & safe firmware updates Design & Construction • Separated and sealed isolation from the meter • Compatible with Elster ® A1500 Alpha, A1800 Alpha, A1140 Alpha, A1160 Alpha, A1700 Alpha meters • Power supply from the metrology • Power input surge protection from 4kV up to 12kV Security • High availability • Event monitoring • Data encryption WM-E1 ® P roduct F amily 2G modems for Elster electricity meters GSM/GPRS modem family with wireless data transmitting capabilities, RS232/ RS485 data connection. Suitable for remote meter readout, meter data download and configuration on the provider’s request. Design and connectivity meets the vendor meter standard. Forms part of the AMI (Advanced Metering Infrastructure) of the utility company. Application Utility companies, service providers Electricity metering (remote readout) Meter data transmission to the centre Remote operation/tariff mode switch Connecting meters to the Smart Grid Remote access, maintenance