Table of Contents

Section 1 Specifications

5

Section 2 General Information

7

2.1

Instrument Description

7

2.2

Interface Connectors

7

 

2.2.1 Receptacle Caps

7

2.3

Front Panel

8

 

2.3.1 Keypad and Display

8

 

2.3.2 Humidity Indicator

8

2.4

Safety Information

9

 

2.4.1 Use of Hazard Information

10

 

2.4.2 Precautionary Labels

10

 

2.4.3 Hazardous Locations

10

 

2.4.4 Confined Space Entry

11

 

2.4.5 Definition of Confined Space

12

Section 3 Installation

13

3.1

Unpacking the Instrument

13

3.2

Selecting the Installation Site

13

3.3

Mounting the Sampler

14

3.4

Attaching the Intake Line

14

 

3.4.1 Vinyl Intake Tubing

14

 

3.4.2 Teflon-Lined Polyethylene Intake Line

14

3.5

Setting Up the Intake Line and Strainer

15

3.6

Choosing Bottles

15

3.7

Installing the Full Bottle Shut-Off

15

3.8

Power Connections

16

3.9

12 V dc

17

3.10 Auxiliary Connection

17

Section 4 Operation

21

4.1

Keypad and Key Functions

21

4.2

Tips and Techniques for Programming the Instrument

22

4.3

Setting the Time and Date

23

4.4

Bottle Setup Mode

23

4.5

Explanations of Program Messages

24

4.6

Data Logging

25

4.7

Manual Mode

25

 

4.7.1 Manually Operating the Sample Pump

25

4.8

Measurements Triggered by Liquid Levels or Flow

26

4.9

Programming the Sampler for Level Control

27

4.10 Other Displayed Messages

27

4.11 Flow Proportional Operation

28

 

4.11.1 How to Calculate Pulses/Counts

28

 

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8544TOC.fm

Table of Contents

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Hach 900 manual Table of Contents