Hach 1720E - Section 1 Specifications

1
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
® .......................................................................................................................................................18
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