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Carel Manuals
Controller
PRK300M3F0
User manual
Carel PRK300M3F0 User Manual
Prack pr300 no power & signal cables together read carefully in the text! compressor rack controller
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Table Of Contents
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Contents
Table of Contents
Bookmarks
Table of Contents
Disposal
Important
Table of Contents
1 Introduction
Main Features
Components and Accessories
PR300 Functionality List
System Configurations Available
Confi Guration of the System and Confi Guration of the Inputs
And Outputs
2 Hardware Characteristics and Installation
Prack Pr300 S, M, D, L Board Description
Physical Specifications
Electrical Specifications
Technical Specifi Cations
Universal Inputs/Outputs U...
Power Supply to Probes and Terminals
Digital Inputs ID... IDH...
Analogue Outputs Y...
Digital Outputs NO..., NC...
SSR Outputs (in Models Where Featured)
Serial Port
Model with Electronic Expansion Valve Driver
Meaning of the Inputs/Outputs on the Prack Pr300 S, M, L Boards
Prack Pr300 S, M, D, L Board Dimensions
Prack Pr300 General Connection Diagram
Small
Medium
Large
Built-In Driver
External Driver
General Installation Instructions
Installation Procedure
Wiring Procedure
Power Supply
Universal Inputs/Outputs
Connecting Universal NTC Temperature Sensors
Connecting PT1000 Temperature Sensors
Connecting Current Pressure Probes
Connecting 0 to 5 V Ratiometric Pressure Probes
Remote Connection of the Analogue Inputs
Connecting 0 To10 V Active Probes
Connecting the Digital Inputs
Connecting the Digital Outputs
Remote Connection of the Digital Inputs
Electromechanical Relay Digital Outputs
Connecting 0…10 V Analogue Outputs
Plan Electrical Connections
Remote Connection of the Digital Outputs
Connecting the Terminals
Summary Table of Digital Outputs According to the Versions Available
4 Start up
Pre-Configurations
Starting the Fi Rst Time
Wizard
Advanced Configuration
Associating the Inputs and Outputs
Digital Inputs
Digital Outputs
5 User Interface
Graphic Terminal
Description of the Display
Functions of the 6 Buttons
Double Line Configuration
Information on Bottom Bar
Menu Screen
Single Line Configuration
Password
Description Menu
6 Functions
Unit On-Off
Control
Proportional Band
Neutral Zone
Modulation in Neutral Zone
Auxiliary Control
Control with Backup Probes And/Or Probes Not Working
Compressors
Possible Compressor Configurations
Rotation
Compressors and Modulation Devices
Rotation with Modulation Devices
Starting
Safety Times
Balancing
Economizer
Manual Operation
Digital Scroll Compressors
Screw Compressors
Optimised Cycle Time
Alarms
Bitzer CRII Modulating Compressor
Continuous Control
Starting Procedure
Series of Compressors Supported
CRII Modulation in Neutral Zone
Times
Extra Cooling Fan
Fans
Fan Operation with Modulating Device
Fan for Low Temperature Line
Fast Start (Speed Up)
Silencer
Energy Saving
Set Point Compensation
Floating Suction Pressure Set Point
Floating Condensing Pressure Set Point
Accessory Functions
Subcooling
Individual Compressor Oil Management
Heat Recovery
Line Oil Management
Generic Functions
Stages
Chillbooster
Double Line Synchronisation (DSS)
Modulation
Hygiene Procedure
Electronic Valve Synchronisation (EVS)
COMMON Varying Cooling Capacity
Enable Driver
Disable Simultaneous Starts
Interaction with Ploads
Unit of Measure
Sign of Life
Liquid Non-Return
Power Consumption
Clock
Managing the Default Values
Time Bands
Settings
7 Parameters Table
Alarm Management
Compressor Alarms
Priority
Acknowledgement
Pressure and Prevent Alarms
Pressure Alarms from Pressure Switch
Low Suction Pressure from Pressure Switch
High Condensing Pressure from Pressure Switch
Pressure Alarms from Probe
High Pressure Prevention
Prevent Low Suction Pressure
Low Suction Pressure from Probe
9 Supervisory and Commissioning Systems
Plantvisor PRO and Plantwatch PRO Supervisory Systems
Commissioning Software
10 Updating the Software
Updating Using Prack Manager
Updating Using Smartkey
Pendrive: Operating Instructions
Menu Access
Upload
Automatic Upload
Upload in Autorun Mode
Example of Uploading Bios+Application
Manual Upload
Download
Configuring Pcoweb/Pconet from a System Screen
Configuring Pcoweb
Connecting to a Computer
Configuring Pconet
Saving Parameters between DIff Erent Software Versions
System Confi
Gurations Available
11 Appendix
Cascade
Details of the Prack Configuration Wizard
Pumped
Prack Pr300 L1 Connections
Prack Pr300T L2 Connections
EVD EVO and EXV Drivers
System Configurations with more than One Plan Board
Setting the Address of the Terminal
Setting the Address of the Prack Pr300 Board
Alarm Table
I/O Table
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Main Features
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Prack Pr300 S, M, D, L Board Description
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pRack pR300
compressor rack controller
User manual
H i g h
E f f i c i e n c y
S o l u t i o n s
NO POWER
& SIGNAL
CABLES
TOGETHER
READ CAREFULLY IN THE TEXT!
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