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Table of Contents
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1.
Introduction ................................................................. 1
1.1
General Description ............................................................................. 1
1.2
Computer Requirements ...................................................................... 3
2.
Specifications ............................................................. 3
3.
Installation ................................................................... 3
3.1
Connecting to Datalogger .................................................................... 3
3.2
Connecting to Earth Ground ................................................................ 5
3.3
LoggerNet Setup .................................................................................. 6
3.4
Telephone to MD485 or Telephone to RF Systems ............................. 7
3.5
Telephone Service ................................................................................ 7
3.6
Connecting to a Surge Protector .......................................................... 8
4.
Modem Settings .......................................................... 9
5.
Troubleshooting........................................................ 10
Appendices
A.
Changing COM220 Settings ................................... A-1
A.1
DIP Switch Settings ........................................................................ A-1
A.2
Hayes AT Commands ..................................................................... A-2
A.3
Downloading a New Operating System to the COM220 ................ A-6
A.4
Program Examples .......................................................................... A-7
A.4.1
ModemCallback Example (for CR1000) ................................. A-7
A.4.2
DialModem Example (for CR1000) ........................................ A-8
A.4.3
P97 Instruction (for CR10X) ................................................... A-9
A.4.4
Example Programs for Data Callbacks via a CR1000
Datalogger Router .............................................................. A-11
B.
CS I/O Connection .................................................. B-1
B.1
CS I/O 9-Pin Connection ................................................................. B-1
C.
Theory of Operation ................................................ C-1
C.1
Theory of Operation ......................................................................... C-1
D.
FCC Warning to Users of Class B Computing
Devices .................................................................. D-1
E.
IC Information ......................................................... E-1
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Содержание COM220
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