Table Of Contents - Hach 1720E User Manual

Low range turbidimeter

Table of Contents

Section 1 Specifications......................................................................................................................................... 3

Section 2 General Information ............................................................................................................................... 5

2.1 Safety Information ............................................................................................................................................... 5

2.1.1 Use of Hazard Information......................................................................................................................... 5

2.1.2 Precautionary Labels................................................................................................................................. 5

2.1.3 General Product Information ..................................................................................................................... 5

2.2 Theory of Operation ............................................................................................................................................ 6

Section 3 Installation .............................................................................................................................................. 7

3.1 Connecting/Wiring the Sensor to the sc100 Controller ....................................................................................... 7

3.1.1 Attaching a sc Sensor with a Quick-connect Fitting .................................................................................. 7

3.1.2 Hard-wiring a sc Sensor to the sc100 Controller ....................................................................................... 8

3.2 Connecting the Sensor to the sc1000 Controller ................................................................................................ 9

3.2.1 Connecting the Sensor using the Quick-connect Fittings .......................................................................... 9

3.3 Turbidimeter Installation Information ................................................................................................................... 9

3.3.1 Mounting the Turbidimeter Body .............................................................................................................. 11

3.3.2 Installing the Head Assembly .................................................................................................................. 11

3.4 Installing a Sample Line .................................................................................................................................... 11

3.5 Sample Connections ......................................................................................................................................... 12

Section 4 System Startup..................................................................................................................................... 13

4.1 General Operation............................................................................................................................................. 13

4.2 Starting Sample Flow........................................................................................................................................ 13

Section 5 Operation .............................................................................................................................................. 15

5.1 Sensor Setup .................................................................................................................................................... 15

5.2 Sensor Data Logging ........................................................................................................................................ 15

5.3 Sensor Diagnostics Menu ................................................................................................................................. 15

5.4 Sensor Setup Menu .......................................................................................................................................... 16

5.5 Sensor Calibration and Verification ................................................................................................................... 16

5.5.1 User-prepared Calibration ....................................................................................................................... 17

5.5.2 Calibration with StablCal

5.5.3 Instrument Verification ............................................................................................................................. 19

5.5.3.1 Dry Verification............................................................................................................................... 19

5.5.3.2 Wet Verification .............................................................................................................................. 19

5.6 Calibration and Verification History ................................................................................................................... 20

5.7 Offset Feature ................................................................................................................................................... 20

5.7.1 Setting the Offset..................................................................................................................................... 21

Section 6 Maintenance ......................................................................................................................................... 23

6.1 Maintenance Schedule ..................................................................................................................................... 23

6.2 Removing a Sensor from the System ............................................................................................................... 23

6.3 Reinstalling a Sensor on the System ................................................................................................................ 23

6.4 Cleaning ............................................................................................................................................................ 24

6.4.1 Cleaning the Photocell Window ............................................................................................................... 24

6.4.2 Cleaning the Turbidimeter Body and Bubble Trap ................................................................................... 24

6.4.3 Replacing the Lamp Assembly ................................................................................................................ 25

Section 7 Troubleshooting ................................................................................................................................... 27

7.1 Error Codes....................................................................................................................................................... 27

7.2 Warnings ........................................................................................................................................................... 27

7.3 Event Codes...................................................................................................................................................... 29

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