In-Situ Aqua TROLL 400 Operators Manual - Manual (Page 4)

800-446-1500 4 www.in-situ.com
Conductivity Calibration 28
Pressure/Level 29
pH/ORP Calibration 30
9 Controller Requirements and Connections 32
Wiring Overview 32
Stripped-and-Tinned Cable 32
Power Connections 32
SDI-12 Wiring Diagram 33
Modbus Master RS485 Wiring Diagram 34
Modbus Master RS232 Wiring Diagram (Converter Required) 35
RS485 Network Guidelines 36
DB-9 Diagram 36
Communication Overview 36
10 Care and Maintenance 37
Maintenance Schedule 37
User-Serviceable Parts 37
O-rings 37
RDO Classic Sensor Cap Replacement 37
pH/ORP Sensor Replacement 37
Instrument Storage 37
Cleaning the pH/ORP Sensor 38
Remove Crystalline Deposits 38
Remove Oily or Greasy Residue 38
Remove Protein-Like Material or Slimy Film 39
Cleaning the RDO Sensor 39
Clean the Sensor Cap 39
Clean the Optical Window 39
Cleaning the Conductivity Sensor 39
Cleaning Procedure 1 40
Cleaning Procedure 2 40
Cleaning Procedure 3 40
Cleaning Procedure 4 40
11 Declaration of Conformity 41