Specifications

 

 

Specifications are subject to change without notice.

 

 

 

General

 

 

 

 

 

Dimensions

Width 61 cm (24 in.), Depth 61 cm (24 in.), Height 110 cm (43.5 in.), Weight 63.3 kg (140 lb)

 

 

 

 

Cabinet

Fiberglass reinforced plastic with beige UV inhibited polymer laminate.

 

 

 

 

Temperature Range

-29 to +50 °C (-20 to 122 °F); With optional controller compartment heater, -40 to +50 °C

 

(-40 to 122 °F).

 

 

 

 

 

 

Recovery Time

With door open one minute in 24 °C (75 °F) ambient and 4 °C sample temperature, 5

 

minutes.

 

 

 

 

 

 

Pull-Down Time

From 24 °C (75 °F) to 4 °C (39 °F), 15 minutes.

 

 

 

 

 

Top mounted compressor/condenser with fan forced air cooled condenser; three-sided

 

Thermal System

wrap-around evaporator plate; 2 in. rigid foam insulation; microprocessor controlled

 

thermostat maintains sample liquid at 4 °C (±1 °C); frost free; compression gasket door seal;

 

 

 

 

refrigeration components and plumbing are corrosion protected with conformal coating.

 

 

 

 

Power Requirements

115 V ac, 60 Hz (230 and 100 V ac optional); Compressor Running Amperage 1.5–2.0 A.

 

Locked rotor current 12 amps. Installation Category II.

 

 

 

 

 

 

Optional ac

Pump/Controller Only: Rechargeable 6 amp-hour gel lead acid battery takes over

 

Power Backup

automatically with ac line power failure. Integral trickle charger maintains battery at full

 

(Pump Controller Only)

charge (factory installed option).

 

 

 

 

Internal Battery

Two C cell alkaline batteries; maintains program logic and real time clock for five years.

 

Internal battery current draws less than 40 micro amps.

 

 

 

 

 

 

Control Panel

21 key membrane switch keypad with 4 multiple function soft keys; 8 line x 40 character

 

alphanumeric, back lit liquid crystal graphics display. Self prompting/menu driven program.

 

 

 

 

 

 

 

Records program start time and date, stores up to 400 sample collection times/dates, all

 

 

program entries, operational status including number of minutes or pulses to next sample,

 

 

bottle number, number of samples collected, number remaining, sample identification

 

Data Logging

number, and all logged data (i.e. level, flow, pH, stream temperature, refrigerated

 

 

compartment sample temperature, ORP, rainfall, and any externally logged data - up to 7

 

 

external channels). Also, up to 200 events are logged, including alarm conditions, program

 

 

run/stop events, etc.

 

 

 

 

 

When equipped with integral flow meter, pH/temperature/ORP meter, conductivity, and/or

 

Set Point Sample Trigger

D.O. monitoring options, sampling can be triggered upon an upset condition when field

 

 

selectable limits are exceeded. Concurrent with normal sampling routine, sample liquid is

 

 

deposited in designated “trouble bottle(s)”.

 

 

 

 

 

Multiple Bottle Time, Multiple Bottle Flow, Composite Multiple Bottle Time, Composite

 

Sampling Modes

Multiple Bottle Flow, Composite Time, Composite Flow, Flow with Time Override, Variable

 

 

Interval, Start/Stop, and Level Actuation.

 

 

 

 

Program Delay

Three formats: (1) 1-9,999 minutes or flow pulses in one unit increments (2) programmable

 

sampler start time/date, and (3) programmable time/day of week.

 

 

 

 

 

 

Overload Protection

Controller: 5 amp dc line fuse. Compressor: Thermal overload relay opens at

 

110 °C (230 °F).

 

 

 

 

 

 

Diagnostics

Tests keypad, display, ROM, pump, liquid sensors, velocity signal, and distributor.

 

 

 

 

Program Lock

Access code protection precludes tampering.

 

 

 

Communications

 

 

 

 

 

EPROM Flash Memory

Via RS232. Permits embedded software upgrades in the field.

 

 

 

 

Serial Interface

RS232 compatible; allows on-site collection of stored data.

 

 

 

 

Modem (optional)

14400, V.32 bis, V.42, MNP2-4 error correction. V.42 bis MNP5 data compression.

 

MNP10-EC Cellular Protocol.

 

 

 

 

 

 

Pager

Alarm codes sent to up to three separate pagers’ telephone numbers.

 

 

 

 

 

 

 

 

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Specifications

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Hach 900 MAX General Dimensions, Cabinet, Temperature Range, Recovery Time, Pull-Down Time, Thermal System, Optional ac

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.