1
EM50
1. INTRODUCTION
Thank you for choosing Em50
®
series data loggers from METER Group.
The Em50 series loggers (Em50, Em50R, and Em50G) are part of the ECH
2
0 System, a
collection of data loggers, software, and compatible sensors to measure soil moisture and
other environmental parameters accurately and cost effectively.
The Em50 series includes three models:
• Em50 is a manual-download logger.
• Em50R is a a remote-download logger that communicates through a radio module.
• Em50G is a remote-download logger that communicates through a cellular module to
transmit data over the internet.
Throughout this manual, references to Em50 apply to all versions of the logger unless
otherwise specified.
Verify all instrument components are included and appear in good condition:
• Em50 series logger with five batteries
• Micro-USB communications cable
• Zip ties for mounting the logger
• USB drive containing ECH20 Utility software installer
• Antenna (Em50R and Em50G)
• Device subscription card (Em50G)