Appendix A

Sigma 900 MAX Refrigerated Sampler Calibration Flow Chart (1 of 2)

 

 

Main Menu

 

 

 

 

 

Display Data

 

Options

Setup

 

Status

 

 

Advanced

 

 

 

 

 

 

 

Options

 

 

 

 

 

 

 

Calibration

 

 

 

 

 

 

 

4-20 mA

select

Select Output A

Output A

Press a key

 

Press a key

Outputs

 

 

 

 

 

or Output B

Output B

for 4 mA

 

for 20 mA

 

 

 

 

 

 

 

 

 

 

 

 

 

 

select

select

select

or

 

 

 

 

Enter Actual

 

Enter Actual

 

 

 

 

Output

 

Output

 

 

 

 

 

 

 

 

 

 

 

Current

 

Current

 

 

Apply Positive

 

 

Enter New

 

 

ORP

select

Reference Signal to

select

 

 

 

 

mV Value

 

 

 

 

ORP Input

 

 

 

 

or

 

 

 

 

 

 

 

 

 

 

 

 

 

pH

select

Place Sensor in First Buffer

 

Place Sensor in Second Buffer

 

 

select

 

 

 

select

 

 

 

Enter Temperature of Liquid

 

select

Enter pH for Buffer #2

or

 

select

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Enter pH for Buffer #1

 

 

 

 

Submerged

select

Select Orientation:

Remove Submerged Probe

Submerge Probe to Known

Probe

Horizontal or

Depth (>6") and press a key

 

from Liquid and press a key

 

 

Vertical

(submerge probe in same

 

 

 

(hold probe in same

 

 

 

 

orientation as previous step)

 

 

 

orientation as selected in

or

 

 

 

 

 

 

 

 

previous step)

Enter Depth of Probe

 

 

 

 

 

 

Proces Temp

select

Place Sensor in Liquid

Enter New Liquid

 

 

(32 to 211 deg F)

 

 

Temperature

 

 

 

 

 

 

 

 

or

 

 

 

 

 

 

 

Thermal

select

Thermal Setpoint

Enter Desired Cabinet

 

 

 

 

Temp.

 

 

Setup

 

 

 

 

 

 

 

or

 

 

 

 

 

 

 

 

 

 

 

 

or

 

Thermal Calibrate

Enter Actual Cabinet Temp.

 

 

 

 

Enter

Enter

 

Enter

Enter

Place Sensor in

Dissolved

select

Elevation

 

Ambient

 

Membrane

Chlorinity

Air

Oxygen

Above

 

 

Temperature

 

Thickness

 

 

 

 

Sea

 

 

 

or

 

 

 

 

 

 

 

 

Level

 

 

 

Enter new D.O.

Dissolved

select

Place Sensor in Liquid

Enter New Liquid

 

Value

 

 

Oxygen Temp

(32 to 211 deg F)

 

 

Temperature

 

 

 

 

 

 

 

or

 

Enter

 

 

 

 

 

 

 

Place Sensor in

Enter New

 

Conductivity

select

Temperature

 

 

Correction Factor

Liquid & Press a Key

Conductivity

 

 

 

 

or

 

 

 

 

 

Value

 

Conductivity

select

Place Sensor in Liquid

Enter New Liquid

 

 

Temperature

(32 to 211 deg F)

 

 

Temperature

 

 

 

 

 

 

 

Page 110

Quick Start Guides

8990apdx_quickstart.fm

Page 111 Page 113
Page 112
Image 112
Hach 900 MAX manual Orp
Page 111 Page 113

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.
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