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
		Page 5
8990TOC.fm		Table of Contents

900 MAX specifications

The Hach 900 MAX is an advanced analytical instrument designed to perform water quality analysis with precision and efficiency. This multiparameter water quality analyzer is tailored for a wide range of applications, including environmental monitoring, wastewater treatment, and industrial processes. Its unique design and technology make it a valuable tool for professionals in the field.

One of the standout features of the Hach 900 MAX is its ability to measure multiple parameters simultaneously. Equipped with advanced sensors, the device can analyze key water quality indicators such as pH, turbidity, dissolved oxygen, conductivity, and various chemical parameters. This comprehensive measurement capability allows users to gain a complete understanding of water quality in a single run, saving both time and resources.

The Hach 900 MAX utilizes cutting-edge technologies to provide accurate and reliable results. Its integrated optical sensors employ advanced photometry, which enhances the detection of chemicals in water samples with high sensitivity. Additionally, the device includes advanced calibration management tools that ensure consistent accuracy over time. Users can easily perform routine calibrations with minimal effort, facilitating reliable data collection.

Another notable characteristic of the Hach 900 MAX is its user-friendly interface. The instrument features a large, touchscreen display that allows for intuitive navigation through various settings and parameters. Users can quickly access real-time data, generate reports, and analyze trends using the built-in software. The ability to customize dashboards and create visual representations of data enhances user experience and simplifies the decision-making process.

In addition to its analytical capabilities, the Hach 900 MAX emphasizes connectivity and data management. The instrument can be connected to laboratory information management systems (LIMS) and other data networks, enabling smooth data transfer and integration into existing workflows. This connectivity enhances collaboration among team members and facilitates compliance with regulatory requirements.

Durability is another hallmark of the Hach 900 MAX. The device is designed for use in demanding environments, with robust construction and protection against dust and moisture. This reliability ensures that the analyzer remains operational even in challenging conditions, making it suitable for field applications.

Overall, the Hach 900 MAX stands out as a powerful and versatile tool in the realm of water quality analysis. With its multiparameter measurement capabilities, advanced sensor technologies, user-friendly interface, and reliable performance, it enables professionals to obtain accurate insights into water quality efficiently. As environmental concerns continue to grow, instruments like the Hach 900 MAX play a crucial role in ensuring the safety and sustainability of water resources.

Hach 900 MAX manual Table of Contents

Models: 900 MAX

900 MAX specifications