Hach 900 MAX manual Table of Contents

		Table of Contents
6.3	4–20 mA Option	87
	6.3.1 4–20 mA Connection	87
	6.3.2 4–20 mA Programming	87
	6.3.3 4–20 mA Calibration	88
6.4	Alarm Relays	89
	6.4.1 Alarm Relays Connection	90
	6.4.2 Alarm Relays Programming	91
	6.4.2.1 Trouble Alarms	91
	6.4.2.2 Set Point Alarms	91
6.5	Analog Inputs	93
	6.5.1 Analog Inputs Connection	93
	6.5.2 Analog Inputs Programming	94
MAINTENANCE		95
Section 7 Maintenance		97
7.1	Cleaning the Sampler	97
	7.1.1 Cleaning the Sampler Cabinet	97
	7.1.2 Cleaning the Sample Bottles	97
	7.1.3 Cleaning the Intake Tubing and Pump Tubing	97
	7.1.4 No Lubrication Required	97
7.2	Pump Tubing Maintenance	97
	7.2.1 Tubing Life Estimates	97
	7.2.2 Replacing Pump Tubing	98
7.3	Upgrades, Repairs, General Maintenance	98
	Electrostatic Discharge (ESD) Considerations	99
7.4	Internal Maintenance Items	99
7.5	Removing and Opening the Controller	99
7.6	Re-installing the Bottom Panel	100
7.7	Circuit Board Identification	101
7.8	Replacing the Fuse	103
7.9	Motor/Gear Box	103
7.10 Internal Desiccant Module		103
	7.10.1 Replacing the Desiccant	103
7.11 Memory Battery		104
Appendix A Quick Start Guides		105
	Sigma 900 MAX Refrigerated Sampler Main Menu Flow Chart	105
	Sigma 900 MAX Refrigerated Sampler Setup Flow Chart	106
	Sigma 900 MAX Refrigerated Sampler Options Flow Chart	107
	Sigma 900 MAX Refrigerated Sampler Advanced Sampling Flow Chart	108
	Sigma 900 MAX Refrigerated Sampler Alarms Flow Chart	109
	Sigma 900 MAX Refrigerated Sampler Calibration Flow Chart (1 of 2)	110
	Sigma 900 MAX Refrigerated Sampler Calibration Flow Chart (2 of 2)	111
Appendix B Programming Features		113
	Review All Items	113
	Running a Program	113
	Displaying Data	113
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8990TOC.fm		Table of Contents