TABLE OF CONTENTS

 

1.0

M201E AMMONIA ANALYZER

7

1.1

Theory of Operation

10

1.1.1 Minimizing PMT Drift

11

1.1.2 Purging the Reaction Cell

12

1.2

Special Considerations For Ammonia Measurement

12

1.3

Sample Filtration

13

1.4

M201E Analyzer Specifications

14

2.0

CALIBRATION PROCEDURE

15

2.1

Zeroing The Analyzer

16

2.2

Spanning The Analyzer With Nitric Oxide Gas

17

2.3

Spanning The Analyzer With Ammonia Gas

20

3.0 CONFIGURABLE ANALOG OUTPUT OVERVIEW

25

3.1

Analog Output - Electronic Configuration

27

3.2

Analog Output Signal Type and Range Selection

28

3.3

Selecting Auto Or Manual Analog Output Calibration

29

3.4

Manually Calibrating Analog Output Signal Levels

32

3.5

Analog Output Recorder Offset Adjustment

34

4.0

MAINTENANCE SCHEDULE

35

4.1

M501 NH3, Maintenance

35

4.2

Replacing the Catalytic Cartridge

36

4.3

Replacing the Thermocouple

37

4.4

AutoZero Flow Check

39

5.0

ALARMS AND CAUTIONS

41

5.1

Alarm

41

5.2

Caution

41

6.0 M201E SPARE PARTS LIST

43

7.0 CALCULATING MOLY CONVERTER EFFICIENCIES

47

7.1

Purpose:

47

7.2

TOOLS:

47

7.3

PARTS:

47

7.4

PROCEDURE

47

LIST OF FIGURES

 

Figure 1-1. M201E Pneumatic Connection Diagram with External Calibrator Option (ECO)

8

Figure 1-2. M201E and M501 NH3, Pneumatic Flow

9

Figure 1-3. M201E and M501 NH3, with Zero and Span Valve Options Pneumatic Flow

10

Figure 3-1. Analog Output Connector

25

Figure 3-2. Analog Output Signal Type

28

Figure 3-3. Auto Or Manual Analog Output Calibration

30

Figure 3-4. Analog Output Group Calibration

31

Figure 3-5. Setup For Calibrating Analog Output Signal Levels

32

05206H DCN5910

v

Page 7
Image 7
Teledyne M201E manual Table of Contents

M201E specifications

The Teledyne M201E is a high-performance, compact oceanographic and environmental monitoring device designed for versatile underwater applications. Leveraging advanced technologies, the M201E presents a plethora of features appealing to researchers, engineers, and environmentalists seeking reliable data collection in challenging aquatic environments.

One of the standout characteristics of the M201E is its robust design, which allows it to operate in various underwater conditions, from shallow coastal regions to deep-sea environments. Built with durable materials, the device ensures long-term performance and resilience against corrosion, making it an ideal choice for long-term deployments.

The M201E is equipped with a range of sophisticated sensors, enabling it to collect comprehensive data on several environmental parameters. Key features include the ability to measure temperature, salinity, depth, and turbidity, among others. This multi-parameter capability allows for detailed assessments of underwater ecosystems and provides essential insights into vital oceanographic processes.

Another remarkable aspect of the M201E is its connectivity and data transmission technologies. It supports various communication protocols, enabling real-time data streaming to research teams, enhancing their ability to respond to changing conditions swiftly. The device can be integrated into larger networks of sensors, facilitating a more extensive monitoring system that collaborates and shares valuable data.

Moreover, the M201E is powered by advanced battery technologies that maximize operational longevity, allowing for extended missions without the need for frequent maintenance. Users can also benefit from intuitive user interfaces and software, streamlining the process of configuring the device, managing data, and analyzing results.

The M201E’s versatility is further demonstrated by its compatibility with various mounting options and its adaptability to different research or monitoring projects. Whether deployed by autonomous underwater vehicles (AUVs), buoys, or fixed platforms, the M201E meets diverse field requirements.

In conclusion, the Teledyne M201E stands out as a highly functional and reliable tool for underwater research. With its robust design, comprehensive sensing capabilities, advanced communications technologies, and ease of integration, it significantly contributes to our understanding of marine and freshwater environments. As the demand for precise and reliable environmental monitoring continues to grow, the M201E is poised to play a crucial role in the future of oceanographic research and environmental management.