DISSOLVED OXYGEN MONITOR CUM TEMPERATURE INDICATOR 851

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DISSOLVED OXYGEN MONITOR CUM TEMPERATURE INDICATOR 851

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DISSOLVED OXYGEN MONITOR CUM TEMPERATURE INDICATOR 851 Specification

Core Components
DO Probe, Temperature Sensor, Digital Display Panel

Accuracy
100 %

Power Source
AC Mains

Temperature Range
0C to 100C

Automation Grade
Automatic

Feature
Highly Efficient

Measurement Range
020 mg/L Dissolved Oxygen

Model No
851

Voltage
230 V AC

Frequency
50 Hz

Equipment Materials
Plastic/Metal Body

Type
Dissolved Oxygen Monitor cum Temperature Indicator

Usage
Laboratory

Display Type
Digital

Dimension (L*W*H)
250 mm x 205 mm x 90 mm

Mounting
Bench Top

Response Time
< 10 seconds

Operating Humidity
Up to 85% RH

Protection Type
Fuse Protected

Accessories Supplied
DO Electrode, Temperature Probe, Manual

Probe Cable Length
2 meters (standard)

Sampling Time
2 seconds

Display Resolution
0.1 mg/L

Input Impedance
High

Sensor Type
Membrane DO Electrode

Calibration
Manual (Zero & Span)

About DISSOLVED OXYGEN MONITOR CUM TEMPERATURE INDICATOR 851

FEATURES

Highly Stable & Accurate

D.O & Temperature Measurement

Digital Dissolved Oxygen Meter 811 & 801 are available in bench and portable models. These are extremely useful for agriculture and soil analysis laboratories, fisheries, water quality control in boiler feed water, water works department, breweries, water purification plants, chemical & pharmaceutical industries etc.

SPECIFICATIONS : -

Model	801	811
Display	3 Digit LED	3 Digit LED
Range
DO	0 to 20 ppm	0 to 20 ppm
Temp.	0 to 60 C
Resolution
DO	0.1 ppm	0.1 ppm
Temp.	0.1C
Calibration	Manual
Accuracy
DO	0.1 ppm	0.1 ppm
Temp.	0.2 C
Temp. Compensation	Manual 0 to 50 C
Power	230 V AC 10%%, 50Hz
Accessories	Gold/Silver Amperometric DO Probe, Set of DO Membranes, Dust Cover, Operation Manual, Temperature Probe (801), Magnetic Stirrer & Capsule (801)

Note : Specifications are subject to change due to continuous improvements.

Superior Measurement Performance

The DO Monitor cum Temperature Indicator 851 delivers high-precision measurements with a display resolution of 0.1 mg/L and rapid response time under 10 seconds. Its automatic operation and manual calibration options allow for exceptional accuracy, ensuring dependable results in research and quality control applications.

Designed for Laboratory Excellence

Built for laboratory environments, its bench-top mounting and durable plastic/metal body provide stability during rigorous use. Operating efficiently in up to 85%% humidity, it supports reliable measurements across a wide temperature and oxygen concentration range, meeting diverse analytical requirements.

Comprehensive Accessory Kit

Each unit comes complete with a membrane DO electrode, temperature probe, and a comprehensive manual. Accessories are selected to facilitate straightforward setup, maintenance, and optimal performance, maximizing convenience and user benefit in laboratory settings.

FAQs of DISSOLVED OXYGEN MONITOR CUM TEMPERATURE INDICATOR 851:

Q: How does the Dissolved Oxygen Monitor cum Temperature Indicator 851 ensure measurement accuracy?

A: The device offers a digital display with 0.1 mg/L resolution and supports manual calibration for zero and span, enabling precise adjustment for accurate laboratory readings. Its high input impedance and reliable probe design further support accuracy up to 100%%.

Q: What is the recommended process for calibrating this instrument?

A: Calibration is performed manually by setting the zero and span using provided controls. Refer to the included manual for step-by-step instructions to maintain measurement consistency and ensure optimal performance of both dissolved oxygen and temperature readings.

Q: Where is the DO Monitor cum Temperature Indicator 851 most commonly used?

A: This instrument is primarily intended for laboratory applications, including research, quality testing, and educational environments, where precise dissolved oxygen and temperature measurements are critical.

Q: When should the membrane DO electrode or temperature probe be replaced?

A: Replacement is recommended if calibration becomes difficult, readings become unstable, or after prolonged usage as detailed in the manual. Regular inspection and proper maintenance help extend sensor lifespan.

Q: What are the benefits of the membrane DO electrode used in this model?

A: The membrane DO electrode offers fast response time, high sensitivity, and reliable results across the 020 mg/L measurement range, ensuring accurate monitoring in diverse laboratory scenarios.

Q: How does the protection type of this unit enhance operational safety?

A: The fuse-protected design prevents electrical damage from power surges or voltage fluctuations, safeguarding both the instrument and user during operation on 230 V AC mains.

Q: What accessories are provided with the Dissolved Oxygen Monitor cum Temperature Indicator 851?

A: Included with the unit are a membrane DO electrode, a 2-meter cable, a temperature probe, user manual, and all necessary setup materials for immediate laboratory use.

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