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Colortronic CTT 1200 User Manual

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Operating Instructions
Dehumidified Air Dryer
CTT 1200
with Siemens S7 control unit
64.10-8279GB02 05/03
Colortronic GmbH

Table of Contents

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Colortronic CTT 1200 Specifications

General IconGeneral
BrandColortronic
ModelCTT 1200
CategoryDehumidifier
LanguageEnglish

Summary

1. General Information

1.1. Warnings and symbols

Explains the meaning of various warning symbols used in the operating instructions.

1.2. Explanations and information

Defines key terms and designations used throughout the manual for clarity.

1.3. Legal basis

References manufacturer's certificate or certificate of conformity.

1.4. Fields of applications

Describes the intended use of the dehumidified air dryer for drying thermoplastic granules.

1.5. Notes on Usage

Provides guidance on how to start using the unit based on installation status.

2. Safety instructions

2.1. For your safety

Outlines general safety rules for operating personnel, including age requirements and proper clothing.

2.2. For the safety of the devices

Details precautions to prevent damage to the equipment, including settings and spare parts.

3. Start-up

3.1. Control system

Introduces the control system, its operation, and factory programming.

3.1.1. Key assignment

Explains the function of each key on the operator panel and status LEDs.

3.1.2. Flow chart

Presents a diagram illustrating the air flow and components of the dryer system.

3.2. Switching on the dryer

Guides the user through the procedure of powering on the dryer system.

3.2.1. Operation statuses

Lists and explains the different operational statuses that can be displayed on the control system.

3.3. Viewing the software-version

Instructs how to display the current software version of the control system.

3.4. Passwords

Explains the password system for protecting data and controlling access to settings.

3.5. Basic parameters

Covers the initial configuration and setting of fundamental operating parameters.

3.5.1. Turning the devices on/off

Details how to turn the dryer, timer, and optional coolers on or off.

3.5.2. Entering dryer values

Guides on setting parameters like regeneration heater temperature and dew point limits.

3.5.3. Entering hopper values

Explains how to configure settings specific to the drying hoppers.

3.5.3.1. Entering drying hopper names

Describes the process of assigning names to drying hoppers, which is password-protected.

3.5.3.2. Entering dwelling time

Details how to set the material dwelling time within the drying hoppers, which is password-protected.

3.5.4. Observing processing status

Explains how to monitor the real-time operational status of different dryer components.

3.5.5. Setting date and time

Provides instructions for setting the system's date and time, a password-protected function.

3.5.6. Viewing/changing language and contrast

Guides on adjusting display language and contrast settings, a password-protected function.

3.5.7. Changing parameters

Explains how to change system parameters, noting that some require Colortronic Service.

3.5.8. Setting the timer

Details how to program the automatic switching on and off times for the dryer.

3.6. Starting continuous operation

Outlines the steps to begin continuous drying operation after basic settings are complete.

3.7. Viewing system runtime

Explains how to check the total operating hours for the PLC and blowers.

3.8. Switching the dryer off

Provides the correct procedure for safely shutting down the dryer system.

4. Error and error correction

4.1. Handling Alarm Messages

Explains how alarm messages are displayed, acknowledged, and the function of the alarm LED.

4.2. Viewing and Printing Alarms

Details how to view alarm details and optionally print them.

4.3. Managing Alarm Messages

Covers functions for viewing alarm counts and deleting messages.

4.4. Overflow Warning

Explains the overflow warning function and how to manage it.

4.5. Error Identification and Causes

Lists common error messages and their potential causes and solutions.

5. Maintenance

5.1. General Maintenance Precautions

Outlines essential safety rules and general procedures before performing maintenance work.

5.2. Maintenance Intervals

Lists recommended maintenance tasks and their frequencies (daily, weekly, monthly, yearly).

5.3. Cleaning/renewing the air filters

Provides instructions for cleaning or replacing the various air filters in the system.

5.4. Tensioning the V-belts

Details the procedure for checking and adjusting the tension of the blower V-belts.

5.5. Disposing of the drying agent

Explains the proper procedures for disposing of used drying agents according to regulations.

5.6. Servicing the accessories

Refers to following specific operating instructions for servicing accessories.

5.7. Changing the battery of the control system

Guides qualified personnel on replacing the backup battery for the control system.

5.8. Resetting the control values

Explains the procedure for resetting control values to standard settings after battery or PLC changes.

6. Functional description

6.1. Dryer

Describes the fundamental operation of the dehumidified air dryer and its drying principle.

6.2. Drying hopper (optional)

Explains the function of the drying hopper and recommendations for optimal material flow.

6.3. Return air cooler (optional)

Details the function and requirements for the optional return air cooler.

6.4. Pre air cooler (optional)

Describes the purpose and operation of the optional pre air cooler.

6.5. Hopper heaters (optional)

Explains the role of optional hopper heaters for varied drying temperatures.

6.6. Automatic motor flaps (optional)

Describes the function of automatic motor flaps for optimizing air flow and energy use.

6.7. Connection to a pneumatic conveying system (optional)

Discusses the benefits and connection of pneumatic conveying systems for efficient operation.

7. Transport, Assembly and Storage

7.1. Transport and Packing

Provides instructions and safety notes for transporting and handling the equipment.

7.2. Assembly

Details the requirements and procedures for installing the dryer at the selected location.

7.3. Storage

Specifies the conditions for storing the control system between delivery and commissioning.

8. Assembly instructions

8.1. Mounting of the suction device for regeneration exhaust air

Guides on installing a disposal system for regeneration exhaust air, considering humidity.

8.2. Connection of the air coolers (optional)

Explains how to connect the optional return air cooler to a coolant circuit or water network.

8.3. Electrical connection

Outlines the procedures and safety regulations for performing the electrical connection of the dryer.

9. Technical Data

Basic Equipment

Lists the standard features and components of the drying control system.

Optional Equipment

Lists various optional features and accessories available for the dryer.

Performance

Details key performance specifications such as drying capacity, voltage, and noise level.

10. Spare parts list

10.1. Switching Cabinet and Operating Unit

Lists spare parts for the electrical cabinet and operator interface.

10.2. Drying Hopper

Lists spare parts specifically for the drying hopper components.

11. Electrical manual

12. Accessories

Entering values on the OP 7 / 17

Lists an accessory for inputting values on the operator panel.

Flap control with Fuzzy-Logic

Lists an accessory for flap control using Fuzzy-Logic.

Elektror High-pressure blower with frequency converter operation

Lists an optional high-pressure blower with frequency converter.

Elektror High-pressure blower

Lists an optional high-pressure blower.

Spare parts list drying hoppers TT 25 - TT 6400

Lists spare parts for a range of drying hoppers.

Manual Moeller 05/00 AWB 8230-1340D (file 2)

Lists a specific manual as an accessory.

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