Hach 9186, Инструкция по эксплуатации инструмента

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Table of Contents
3
6.4.4 Viewing Calibration History ............................................................................................................................ 36
6.4.5 Calibration-related Messages ........................................................................................................................ 36
Section 7 Maintenance ................................................................................................................................................ 37
7.1 Scheduled Maintenance .......................................................................................................................................... 37
7.1.1 Refilling the pH Conditioner ........................................................................................................................... 37
7.1.2 Replacing the Tubing...................................................................................................................................... 37
7.1.3 Replacing the In-line Filter ............................................................................................................................. 37
7.2 Unscheduled Maintenance ...................................................................................................................................... 37
7.2.1 Replacing the Fuse ........................................................................................................................................ 37
7.2.2 Cleaning the Instrument ................................................................................................................................. 38
7.2.3 Cleaning the Measuring Block ....................................................................................................................... 38
Section 8 Modbus Communication ............................................................................................................................ 39
8.1 Introduction.............................................................................................................................................................. 39
8.2 Modbus Settings ...................................................................................................................................................... 39
8.2.1 N .................................................................................................................................................................... 39
8.2.2 Baud............................................................................................................................................................... 39
8.2.3 Parity .............................................................................................................................................................. 39
8.2.4 Stop Bit .......................................................................................................................................................... 39
8.2.5 Swap Word..................................................................................................................................................... 39
8.3 Modbus Function Codes.......................................................................................................................................... 39
8.3.1 Read Input Registers—Function Code 03 ..................................................................................................... 40
8.4 Write Input Register—Function Code 06................................................................................................................. 40
8.4.1 Write Multiple Input Registers—Function Code 16 (10 Hex) ......................................................................... 41
8.5.2 Units Definition ............................................................................................................................................... 45
8.6 Network Connections .............................................................................................................................................. 46
8.6.1 RS485 Connections ....................................................................................................................................... 46
8.6.2 Terminator ...................................................................................................................................................... 46
Section 9 Troubleshooting .......................................................................................................................................... 47
9.1 Troubleshooting Error Messages ............................................................................................................................. 47
9.2 Detecting Electrical Faults ....................................................................................................................................... 48
Section 10 Parts and Accessories ............................................................................................................................. 49
Section 11 How to Order ............................................................................................................................................. 50
Section 12 Repair Service ........................................................................................................................................... 51
Section 13 Warranty .................................................................................................................................................... 52