WM-E1SL Modem for Landis Meters

Cellular modem for Landis+Gyr E350, E450 (ZMD310, ZMD410 type) and E650 type electricity meters – for 4G LTE Cat.1 / 2G / 3G, Cat.M and Cat.NB networks

Electricity meter

Smart Metering

Wireless access

RS232 / RS485

FW Updates

Remote Access

Successfully in use at

This cellular modem has been specifically designed for use with specific Landis+Gyr^® electricity meters.

It can be ordered with two types of housing, one for the E350 and E450 meters and another one for the meter E650.

The modem has RS232 (RJ45) or RS485 (RJ45) connection capabilities, and provides a transparent data link to the HES, through the 2G / 4G LTE / Cat.M 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.

It is possible to use this device as a universal external modem – as it you can connect it to almost any meter via RS232/RS485.

Main features

Wireless module order options:
- LTE Cat.1 module with 2G or 3G/2G „fallback” feature
- LTE Cat.M / Cat.NB module with 2G „fallback” feature option
It can be installed into the meter enclosure and fastened securely
Design & connectivity satisfy meter manufacturer standards
Sealed and separated from the meter
Compatible with Landis+Gyr^® E350, E450 electricity meters (ZMD310, ZMD410 types) and E650 type meters
Power supply from the metrology (AC power)
Optional surge protection from 4kV up to 12kV
Embedded, realtime operation system
„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
It can also be operated from a private network with NAT, the modem connects to the HES (Head End System)
Remote & safe firmware updates
Free WM-E Term^® configuration tool
Supercapacitor option

Application

Remote Automatic Meter Readout of the Electricity Meter
Operational check
Maximum Demand Reset
Meter synchronization

Design and outfit

The modem is installable inside the meter enclosure
RS232 or RS485 interface connection (RJ12 outfit) – type request option
AC power by metrology

Compatibility

Landis+Gyr^® E350, E450 electricity meters (ZMD310 and ZMD410 types) and E650 meters
Installable to any meter as external modem (universal)

Operation

„Push” data sending (FTP or IEC push, SMS trigger)
CSData call (2G)
IEC 62056-21 protocol
Scheduled data sending or triggered by an alarm
Immediate alarm notification (power loss, input status)

Accessories (order option)

RS232 or RS485 connection cable (RJ12)
SMA antenna (50 Ohm)
DIN-rail mounting clips
WM-E Term^® configuration software (mass fw update, actualization of settings)

Technical data

WM-E1SL Modem with AC power – LTE Cat.1 modules with 2G or 2G/3G “fallback”, LTE Cat.M / Cat.NB modules with optional 2G “fallback”

WM-E1SL Modem with DC power – LTE Cat.1 modules with 2G or 2G/3G “fallback”, LTE Cat.M / Cat.NB modules with optional 2G “fallback”

Datasheet – WM-E1SL (AC power) – LTE Cat.1 module options with 2G or 2G / 3G “fallback”, LTE Cat.M / Cat.NB modules with optional 2G “fallback”

Datasheet – WM-E1SL (DC power) – LTE Cat.1 module options with 2G or 2G / 3G “fallback”, LTE Cat.M / Cat.NB modules with optional 2G “fallback”

Quick Reference Guide

User Manual

WM-E Term User Manual

WM-E1S(L) Parameter Description

WM-E Term Appendix

WM-E Term configuration tool

WM-E1SL sample configuration file for WM-E Term (compressed ZIP file, extract the CFG file)

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