Section 6

6.2

Modem

 

6.2.1

Modem Connection

 

 

 

 

This connection is for interfacing the optional internal modem (Cat. No. 1602)

 

 

 

with a standard public telephone line.

 

 

 

Table 14 Modem CPU Connections (J8)

 

 

 

 

 

Pin

 

Signal Description

 

 

 

 

 

A

 

Tip

 

 

 

 

 

B

 

Ring

 

 

 

 

 

C

 

12 V dc

 

 

 

 

 

D

 

12 V dc Reference

 

 

 

 

6.2.2 Modem Programming

1.From the Main Menu, select OPTIONS>ADVANCED OPTION>COMMUNICATIONS SETUP.

Note: There is no way of independently enabling power to just the internal modem without also enabling the power to the Cellular Communications Option if it is present. However, this poses no problem even if the sampler is physically connected directly to a phone line without a cellular phone.

2.Highlight Modem Setup using the UP and DOWN keys. Press ACCEPT.

11:00 AM 21 - APR - 01

COMUNICATION SETUP

SELECT

RETURN

MODEM SETUP

RS232 SETUP

3.Enable modem power by pressing the CHANGE CHOICE key. Modem power is turned off when not in use to conserve battery power.

11:00 AM 21 - APR - 01

MODEM SETUP

 

 

 

CHANGE

ACCEPT

 

 

CHOICE

 

MODEM POWER:

 

 

 

ENABLED

 

 

CANCEL

 

 

 

 

 

 

 

 

CHOICES: ENABLED, DISABLED

 

 

 

 

 

 

Page 80

Modem

8990cm.fm

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Hach 900 MAX manual Section Modem, Modem Connection, Modem Programming, Modem CPU Connections J8
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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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