WM-E1S

CDMA 450 / 2G / 3G / 4G / LTE-M / Narrow Band modems for Honeywell / Elster Alpha A1500, A1700, A1800 and the A1140/A1160 electricity meters


Electricity meter
Smart metering
Wireless access
RS232 / RS485
FW updates
Remote access
Product code:
WM-E1S
 

Wireless communications modem that has been designed specifically for use with the Honeywell® / Elster® Alpha electricity meters.

The smart modem has RS232 and RS485 (2 or 4-wire) connection capabilities, and it provides transparent data link to the HES centre,  through the CDMA450 / 2G / 3G / 4G LTE and
Narrow Band wireless network.

Our modem forms part of the AMI (Advanced Metering Infrastructure) of the utility company.

Suitable for remote meter readout of electricity meters, meter data download and configuration on the provider’s request by schedules or on-demand.
Due the interfaces, it can be also used as a universal external modem – as it is connectable to any meter type.

 

Main features

  • Supporting the CDMA 450, 2G, 3G, LTE 4G, LTE Cat.M and Narrow-Band Cat.NB networks
  • It can be assembled into the meter enclosure and fastened securely
  • Design & connectivity meets with meter manufacturer standard
  • Sealed and separated from the meter
  • Power supply from the metrology (AC power)
  • Optional surge protection from 4kV up to 12kV
  • „Push” data sending (FTP or IEC push, SMS trigger)
  • IEC 62056-21 protocol
  • Scheduled data sending or triggered by an alarm
  • Remote switch of the meter operation mode
  • Can be operated from private network with NAT also, the modem connects to the HES (Head End System)
  • Remote & safe firmware updates
  • Free WM-E Term® configuration tool / DMSet® option

 

Application

  • Utility companies
  • Meter data transmission to the HES centre
  • Connecting meters to the Smart Grid

Design and outfit

  • The modem can be installable inside the meter enclosure.
  • RS232/RS485 interface connection, AC power by metrology.

 

Compatibility

  • Honeywell® / Elster®  Alpha A1500, A1700, A1800 and A1140, A1160 electricity meters
  • Mountable to any meter as external modem (universal)

 

Operation

  • „Push” data sending (FTP or IEC push, SMS trigger)
  • IEC 62056-21 protocol
  • Scheduled data sending or triggered by an alarm
  • Immediate alarm notification

 

Accessories

  • RS232/RS485 connection cable
  • Optional DIN-rail mounting clips
  • Optional SMA antenna (50 Ohm) – upon request
  • Downloadable WM-E Term® configuration software

 

Technical data

WM-E1S

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