1 - INTRODUCTION ...................................4
1.1 - About This Manual .............................4
1.2 - Manual Structure and contents ..................4
2 - GENERAL DESCRIPTION ...........................4
2.1 - Generalities ...................................4
2.1 - Software Reference Number ....................7
2.3 - Abbreviations Used ............................7
3 - HARDWARE DESCRIPTION ........................8
3.1 - Produc Component ............................8
3.1.1 - Basic Board .............................10
3.1.2 - CCN/Clock Option Board .................10
3.1.3 - Screw Compressor Protection Module .....11
3.1.3.1 - Screw Compressor Module Layout 11
3.1.3.2 - Compressor Part Number/MTA Header
Configuration ....................12
3.1.4 - 4 xDO Board ............................12
3.1.4.1 - General ........................12
3.1.4..2 - Terminal J4 Description ........12
3.1.5 - AUX Boards .............................13
3.1.5.1 - General ........................13
3.1.6 - EXV Driver Board ........................14
3.1.7 - 4 x AI - 2 x AO Board ....................14
3.1.8 - Aquasnap Basic Board ..................16
3.2 - Pressure Sensors ..............................17
3.2.1 - High Pressure Side Sensors .............17
3.2.2 - Large Band Pressure Sensors ...........17
3.2.3 - Suction and economizer Pressure Sensors 18
3.3 - Thermistors ...................................18
3.3.1 - Discharge Gas temperature ..............18
3.3.2 - 5K Resistor : Resistance vs Temperature
Curve .................................19
4 - CONTROL DESCRIPTION ..........................20
4.1 - General ......................................20
4.2 - Configuration .................................20
4.2.1 - General ................................20
4.2.2 - Main Interface Configuration sub menu
structure ...............................20
4.2.3 - Factory Configuration ...................21
4.2.3.1 - Factory configuration from Service
Tool ............................21
4.2.3.2 - Factory configuration from Main
Interface ........................23
4.2.3.3 - Economizer TQ valve Feedback
Signal Wiring ....................24
4.2.4 - Service Configuration ...................25
4.2.4.1 - Service 1 configuration from Service
Tool ............................25
4.2.4.2 - Service 1 configuration from Main
Interface ........................27
4.2.4.3 - Service 2 configuration from Service
Tool ............................28
4.2.4.4 - Service 2 configuration from Main
Interface ........................29
4.2.4.5 - Service 3 configuration from Service
Tool ............................30
4.2.4.6 - Service 3 configuration from Main
Interface ........................31
4.2.4.7 - Service 4 configuration from Service
Tool ............................31
4.2.4.8 - Service 4 configuration from Main
Interface,runtimesubmenu ......31
4.2.5 - User Configuration ......................32
4.2.6 - Network Configuration ..................32
4.2.6.1 - General .......................32
4.2.6.2 - Configuring a Control as a
Broadcast Acknowledger ........32
4.2.6.3 - Setting Time and Date ..........32
4.2.6.4 - Alarm Configuration Table ......33
4.2.6.5 - Master/Slave Configuration .....35
4.3 - Cooler Interlock Contact ........................36
4.4 - Cooler heater control ...........................36
4.5 - Oil heater control ..........................36
4.6 - Motor cooling control without plate exchanger
economizer ....................................36
4.7 - Motor cooling control without sub cooling plate
exchanger economizer ..........................37
4.7.1 - Motor cooling with TQ feedback Signal Control 37
4.8 - Capacity Control ...............................38
4.8.1 - Logic Description .......................38
4.8.1.1 - Basic Logic ...................38
4.8.1.2 - Z Multiplier Calculation ........38
4.8.1.3 - Overrides ....................39
4.9 - Compressors & loaders loading sequence .......40
4.9.1 - General Description .....................40
4.9.2 - Compressor capacity determination ......41
4.9.3 - Staged Loading Increasing Capacity Logic 41
4.9.4 - Equal Loading Increasing Capacity Logic
with close control = NO .................41
4.9.5 - Equal Loading Increasing Capacity Logic
with close control = YES ................42
4.9.6 - Equal Loading Decreasing Capacity Logic
with close control = YES ................42
4.9.7 - Equal Loading Decreasing Capacity Logic
with close control = NO .................43
4.9.8 - Staged Loading Decreasing Capacity Logic
with close control = NO .................43
4.9.9 - Staged Loading Decreasing Capacity Logic
with close control = YES ................44
4.10 - EXV Control ..................................45
4.10.1 - General ...............................45
4.10.2 - Overrides .............................45
4.11 - Air Cooled Condensing Pressure Control .......46
4.12.1 - Air Cooled Condensing Pressure Control -
Fan staging with AUX board .................46
4.12.2 - Air Cooled Condensing Pressure Control -
Fan staging ................................46
4.13 - Water Cooled Condensing Pressure Control ....47
4.14 - High Pressure Override .......................48
4.15 - High Current Override .........................48
CONTENTS
CARRIER SA
USER'S GUIDE FOR
30GX&HX PRO_DIALOG 4 V.2 ECG-UG-02-002
Rev: original Page:2 /98
© CARRIER S.A
NOT TO BE DISCLOSED TO PERSONS OUTSIDE CARRIER ORGANIZATION
