Page 4
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CHAPTER 1: INTRODUCTION .............................................................................. 5
T
HE
GL400 D
ATALOGGER
............................................................................................................ 5
F
EATURES
.................................................................................................................................... 5
C
HECKLIST
................................................................................................................................... 6
Package Contents for GL400-7-1............................................................................................ 6
Package Contents for GL400-1-1............................................................................................ 7
G
ETTING
TO
K
NOW
THE
GL400 .................................................................................................... 8
CHAPTER 2: SETUP ............................................................................................ 10
I
NSTALLING
THE
GL400 ............................................................................................................. 10
S
YSTEM
T
IME
C
HECK
................................................................................................................. 10
G
LOBAL
L
OGGER
S
OFTWARE
I
NSTALLATION
............................................................................... 11
H
ARDWARE
I
NSTALLATION
.......................................................................................................... 15
General Installation Tips........................................................................................................ 15
Sensor Installation ................................................................................................................. 16
CHAPTER 3: USING GLOBAL LOGGER SOFTWARE....................................... 18
H
ARDWARE
C
ONNECTION
........................................................................................................... 18
G
LOBAL
L
OGGER
S
TARTUP
........................................................................................................ 18
G
LOBAL
L
OGGER
F
UNCTIONS
..................................................................................................... 20
Sample Continuously/Real-Time Values ............................................................................... 20
Get Settings........................................................................................................................... 20
Get History Data .................................................................................................................... 21
Clear Memory ........................................................................................................................ 23
Synchronize Time.................................................................................................................. 23
Setup ..................................................................................................................................... 23
Datalogger Name and Sensor Warmup Time..................................................................................................24
Analog Channel Calibration .............................................................................................................................25
Pulse Channel Calibration................................................................................................................................27
Recording Interval and Memory Management .................................................................................................28
CHAPTER 4: MAINTENANCE ............................................................................. 31
B
ATTERY
.................................................................................................................................... 31
CHAPTER 5: TROUBLESHOOTING ................................................................... 32
C
OMM
F
AILURE
.......................................................................................................................... 32
O
THER
I
SSUES
........................................................................................................................... 33
APPENDIX A: GL400 DETAILED SPECIFICATIONS .......................................... 34
D
ATALOGGER
............................................................................................................................. 35
APPENDIX B: WORKSHEETS............................................................................. 36
C
ALIBRATING
THE
B
AR
G
RAPH
TO
H
IGHER
OR
L
OWER
R
ANGE
.................................................... 36
C
ALIBRATING
L
EVEL
S
ENSORS
FOR
D
EPTH
TO
W
ATER
R
EADINGS
............................................... 37
APPENDIX C: TERMINAL PROGRAMMING....................................................... 38
C
OMMUNICATION
C
OMMANDS
FOR
W
INDOWS
D
ATALOGGER
........................................................ 38
APPENDIX D: RECHARGING THE BATTERY .................................................... 39
APPENDIX E: ALTERNATE POWER SOURCES ................................................ 41
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