ApexRp Operators Manual
5 248083480-1 Rev 3
Communicating Serial with ApexRp Instrument ...................................................................... 32
Serial Data / Power Port ....................................................................................................... 32
RS-485 Communications ....................................................................................................... 34
Ethernet Settings: ................................................................................................................. 35
ApexRp Web Page Interface ..................................................................................................... 36
5 Maintenance Procedures .......................................................................................................... 38
Introduction .............................................................................................................................. 38
Safety ........................................................................................................................................ 38
Maintenance Calibration .......................................................................................................... 38
Zero Count Test ......................................................................................................................... 38
Fault Isolation............................................................................................................................ 39
Instrument Service Report ........................................................................................................ 39
6 Program with MODBUS Protocol .............................................................................................. 40
DIP Switches .............................................................................................................................. 40
Protocol Settings ....................................................................................................................... 40
Power On/Auto Start ................................................................................................................ 40
Running the Instrument Using MODBUS .................................................................................. 41
AUTOMATIC Counting Mode ................................................................................................ 41
Configuring with the MODBUS Protocol ................................................................................... 42
Setting the Real Time Clock .................................................................................................. 42
Changing the Default Instrument Parameters ...................................................................... 43
Using Sensor Setting Registers .............................................................................................. 44
Location (Register 40026) ..................................................................................................... 44
Hold Time (Registers 40031, 40032) ..................................................................................... 44
Sample Time (Registers 40033, 40034) ................................................................................ 44
Alarm and Threshold Registers ................................................................................................. 45
Alarm Enable Registers ......................................................................................................... 45
Enable Alarming for a Channel ............................................................................................. 46
Threshold Setup Registers .................................................................................................... 46
Setting the Alarm Threshold Value ....................................................................................... 47
7 Install ......................................................................................................................................... 48
Install the ApexRp ..................................................................................................................... 48
Installation Basics: ................................................................................................................. 48
Installing the Wall Bracket/ApexRp ....................................................................................... 48
Installing ApexRp without Wall Bracket ............................................................................... 50
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