Hach sc100 1720E User Manual

Table of Contents
3
Section 5 System Startup ........................................................................................................................................... 40
5.1 General Operation................................................................................................................................................... 40
5.2 Starting Sample Flow .............................................................................................................................................. 40
5.3 Sensor Calibration and Verification ......................................................................................................................... 40
5.3.1 User-prepared Calibration.............................................................................................................................. 41
5.3.2 Calibration with StablCal
® ...............................................................................................................................................................42
5.4 Instrument Verification............................................................................................................................................. 43
5.4.1 Dry Verification............................................................................................................................................... 44
5.4.2 Wet Verification.............................................................................................................................................. 45
5.5 Calibration and Verification History ......................................................................................................................... 46
Section 6 Maintenance................................................................................................................................................ 47
6.1 Maintenance Schedule ............................................................................................................................................ 47
6.2 Removing a Sensor from the System...................................................................................................................... 47
6.3 Reinstalling a Sensor on the System....................................................................................................................... 47
6.4 Cleaning .................................................................................................................................................................. 48
6.4.1 Cleaning the Controller .................................................................................................................................. 48
6.4.2 Cleaning the Photocell Window ..................................................................................................................... 48
6.4.3 Cleaning the Turbidimeter Body and Bubble Trap......................................................................................... 48
6.4.4 Replacing the Lamp Assembly ...................................................................................................................... 49
6.5 Fuse Replacement .................................................................................................................................................. 51
Section 7 Troubleshooting.......................................................................................................................................... 52
7.1 Error Codes ............................................................................................................................................................. 52
7.2 Warnings ................................................................................................................................................................. 52
7.3 Event Codes ............................................................................................................................................................ 54
Section 8 Replacement Parts and Accessories........................................................................................................ 55
Section 9 How to Order............................................................................................................................................... 57
9.1 Information Required ............................................................................................................................................... 57
9.2 International Customers .......................................................................................................................................... 57
9.3 Technical and Customer Service (U.S.A. only) ....................................................................................................... 57
Section 10 Repair Service........................................................................................................................................... 58
Section 11 Limited Warranty ...................................................................................................................................... 59
Section 10 Compliance Information .......................................................................................................................... 60
Appendix A ModBUS Register Information .............................................................................................................. 62
Index ............................................................................................................................................................................. 70

Hach sc100 1720E Specifications

General

Model	sc100 1720E
Measurement Parameter	Turbidity
Resolution	0.01 NTU
Detector	Silicon Photodiode
Repeatability	±1% of reading or ±0.01 NTU, whichever is greater
Power Supply	100 - 240 VAC, 50/60 Hz
Measurement Principle	Nephelometric
Light Source	LED
Operating Temperature	0 to 50 °C (32 to 122 °F)
Output	4-20 mA
Enclosure Rating	NEMA 4X/IP66
Accuracy	±2% of reading or ±0.02 NTU, whichever is greater