Omega CT485B-110V-G-AL, User Manual

High Performance Microprocessor-Based
Temperature/Humidity Recorder with Remote Sensor

i

TABLE OF

CONTENTS

Page

Chapter  1  Introduction ....................................................................... 1-1

1.1

Parts of the Recorder - Front and Side Views  .................................. 1-2

1.2

Parts of the Recorder - Rear View ...................................................... 1-4

Chapter  2  Setting Up the Recorder  ..................................................... 2-1

2.1

Placing the Recorder on the Bench Top  ............................................ 2-1

2.2

Mounting the Recorder on the Wall  .................................................. 2-3

2.3

Using Batteries ...................................................................................... 2-4
2.3.1

Installing Batteries ................................................................... 2-4

2.3.2

Connecting ac power  .............................................................. 2-5

2.4

Installing the Chart Paper ................................................................... 2-6

2.5

Installing and Removing Pens  ........................................................... 2-8
2.5.1

Installing the Pens  ................................................................... 2-8

2.5.2

Removing the Pens ................................................................ 2-10

2.6

Installing the Temperature/Humidity Sensor  ............................... 2-11
2.6.1

Using the Short Cable  ........................................................... 2-11

2.6.2

Using the Remote Sensor Cable  .......................................... 2-12

2.6.3

Using the Sensor Clip  ........................................................... 2-13

Chapter  3  Powering Up the Recorder ................................................. 3-1

3.1

Turning on the Recorder  ..................................................................... 3-1

3.2

Recording the Code Numbers ............................................................ 3-1

3.3

Comparing Code Numbers  ................................................................ 3-2

3.4

Final Display Mode .............................................................................. 3-3

Chapter  4  Alarm Operation  ............................................................... 4-1

4.1

Alarm Description  ............................................................................... 4-1

4.2

Checking Alarm Limits  ....................................................................... 4-1

4.3

Unlocking/Locking the Control Panel Door  ................................... 4-2
4.3.1

Unlocking the Control Panel Door  ....................................... 4-2

4.3.2

Locking the Control Panel Door  ........................................... 4-2

4.4

Setting/Changing Alarm Limits ........................................................ 4-3

4.5

Turning the Alarm Off ......................................................................... 4-4

4.6

Disabling the Alarm  ............................................................................ 4-5

Chapter  5  Calibrating the Recorder  .................................................... 5-1

5.1

Factory Calibration Information  ........................................................ 5-1

5.2

Changing Calibration Codes  .............................................................. 5-1

5.3

Calibrating Humidity Readings ......................................................... 5-4
5.3.1

Humidity Calibration at 33% Humidity  .............................. 5-6

5.3.2

Humidity Calibration at 75% Humidity  .............................. 5-7

5.4

Calibrating Temperature Readings .................................................... 5-8