Installation and Operation Guide

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4.1.1. SMS Program
This tab allows the user to program SMS Keyword (15 characters max.) and
Access Code 1 (4-8 digits) which are used for SMS Programming feature.
Enter the information and click “Write” to complete programming. Please note
that SMS Keyword is case-sensitive. For detail information, please refer to 4.2.
SMS Programming.
 SMS Keyword: PROG (default)
 Access Code: 1111 (default)
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4.1.2. APN
The APN setting must be completed for CH-MG to report events via cellular
network.
Click “APN” to set APN Name, APN User and APN Password and click “Write”
to confirm.
 APN Name: The name of an access point for GPRS. Please ask your SIM
card service provider for your APN.
 APN User: Offered by your SIM card service provider. Please ask your
service provider for your GPRS username. If no username is required, you
may skip this step.
 APN Password: Offered by your SIM card service provider. Please ask
your service provider for your GPRS password. If no password is required,
you may skip this step.