CIAT DYNACIAT LGN Series Manuals

Manuals and User Guides for CIAT DYNACIAT LGN Series. We have 2 CIAT DYNACIAT LGN Series manuals available for free PDF download: Service Manual, Instruction Manual

CIAT DYNACIAT LGN Series Service Manual (115 pages)

cooling / heating control

Brand: CIAT | Category: Control Systems | Size: 4 MB

About this Document
2
Revisions History
3
Table of Contents
4
Abbreviations
8
Introduction
9
Purpose
9
Product Overview
9
Getting Started - Control Functions
10
Product Components
12
UNIT SIZE Vs. COMPRESSOR
12
Communication
13
RS-485 Port
13
Ethernet Port
13
Control Software
14
Software Overview
14
Software Download
14
How to Download Software Package Using HVAC S-Service
14
Connect Touch User Interface
16
Getting Started with Connect Touch User Interface
16
Connect Touch - Screen Overview
16
Access Levels
16
Web Interface
16
Password Management
17
System of Measurement
17
Language Display
17
Language Customization
18
Touch Screen Settings (Optional)
20
Setup Menu
20
Network Settings
20
Web Connection Settings
22
System Settings
23
Display Settings (Contrast, Screen Timeout, Calibration)
24
Keyboard Settings
24
Password Settings
24
Language Settings
24
Unit Configuration
25
Factory Configuration
25
Service Configuration
25
User Configuration
25
Detailed Menu Description
26
Main Menu
26
General Parameters Menu - GENUNIT
27
Temperature Menu - TEMP
28
Pressure Menu - PRESSURE
28
Setpoint Menu - SETPOINT
29
Inputs Menu - INPUTS
30
Outputs Menu - OUTPUTS
30
Pump Status Menu - PUMPSTAT
31
Runtime Menu - RUNTIME
32
DC Free Cooling Status Menu - DCFC_STA
32
Air Condensing Status Menu - AIR_COND
33
Miscellaneous Status Menu - MSC_STAT
33
Modes Menu - MODES
34
Alarms Menu
35
Configuration Menu - Config
36
Factory Parameters
37
Service Parameters
39
User Configuration
46
Network Parameters Menu
50
Modbus RTU Config. - MODBUSRS
50
Modbus TCP/IP Config. - MODBUSIP
51
Network Comfort Ctrl - NETCTRL
51
Bacnet Standard Conf. - BACCONF (Bacnet Table)
51
Email Configuration - EMAILCFG
52
Maintenance Menu - Maintain
53
Capacity EXV Ctrl - LOADFACT
54
Drive Control - DRV_CTRL
54
Master/Slave Maint - M_MSTSLV
55
Last Poweron Reset - LAST_POR
55
Protection Limit - PR_LIMIT
56
Service Maintenance - SERMAINT
56
Head Control - HEADCTRL
57
Quick Test Table
58
Quick Test Menu Table - QCK_TEST
58
Control Operations
59
Operating Modes
59
Unit Start / Stop (on / Off)
60
Conditions for Unit Start / Stop
60
Delay at Unit Start-Up
61
Stopping Process
61
Emergency Unit Stop
61
Heating / Cooling Mode
61
Runtimes Management
62
Hydronic Module Overview
62
Flow Switch
62
Cooler Pumps Control
63
Starting / Stopping Pumps
63
Pump Selection
63
Pumps in the Master/Slave Assembly
63
Periodical Pump Start-Up
64
Automatic Pump Control
64
Cooler Flow Switch Check When Unit Is off
64
Condenser Pumps Control
65
Starting / Stopping Pumps
65
Pump Selection
65
Periodical Pump Start-Up
65
Automatic Pump Control
66
Variable Water Flow Management
67
Methods of Water Flow Control
67
Water Loop Status
67
Water Loop Control
67
Electric Heating Control
68
Control Point
69
Setpoints
69
Reset Calculation
72
Electronic Expansion Valve (Exv)
73
EXV Control
73
EXV Overrides
73
Lead/Lag Circuit
74
Capacity Control
74
Capacity Control Management
74
Circuit Capacity Loading Sequence
74
Ramp Loading
75
Disabling Compressors
75
Capacity Overrides
76
Capacity Limitation
77
Demand Limit Control
77
Lag Capacity Limit Control (Master/Slave Assembly)
77
Night Mode Limit Control
77
Condensing Water Flow Control
78
Condensing Pressure Control
78
Condensing Setpoint Control
78
Dry Cooler Condenser Control
79
Installation
79
Condenserless Control (LGN Series)
79
Free Cooling (Dry Cooler)
80
Installation
80
Starting / Stopping Free Cooling
80
Free Cooling Temperatures
80
Master/Slave Control
81
Master/Slave Chillers
81
Lead/Lag Chiller Selection
81
Master Chiller Status
82
Master/Slave Operation Overview
82
Master/Slave Network Configuration
83
Master/Slave Assembly Error
84
Master/Slave Assembly
85
Service & Maintenance
87
Introduction to "Service Maintenance" Options
87
Resetting Service Maintenance Alerts
87
Refrigerant Charge Control
87
Water Loop Control
88
Next Service Maintenance Control
88
F-Gas Maintenance Control
88
Quick Test Function
89
Quick Test Overview
89
Quick Test Modes
89
Steps for Performing a Quick Test
89
Compressor(S)
89
Water Pump(S)
90
Condenser Single Speed Fan(S)
90
Single Speed Fan(S)
90
Head Pressure Position for LGN Units / Varifan for LG Units
90
Boiler
90
Electric Heating Stages
90
Liquid Line Valve
90
Way Valve
90
Alarm Notifications
91
Email Parameters and Configuration
91
Email Notification Process
91
Diagnostic Function
92
Alarms
92
Current Alarms
92
Alarms Reset
92
Alarms History
92
Alarm Codes
93
General Alarms
93
Variable Speed Alarm Sub-Codes
100
Communication Problem Troubleshooting
101
Hardware Problems
101
Web Interface Troubleshooting
101
Ethernet/Ip Troubleshooting
102
The Unit Is Point-To-Point Connected to a PC
102
Unit Connected to the Local Network
103
Ethernet Connection
104
Java Configuration
105
Hvac S-Service Communication Problem
106
Check TCP Port
106
Switch to BOOTER Mode
109
Boards Description
110
Siob Circuita Board Mapping
110
Siob Circuitb Board Mapping
111
Aux1 #1 Board Mapping (Electric Heating Stages)
112
Aux1 #2 Board Mapping
112
Aux1 #4 Board
113
Aux1 #5 Board
113
Appendix
114

CIAT DYNACIAT LGN Series Instruction Manual (68 pages)

Brand: CIAT | Category: Industrial Equipment | Size: 16 MB

CIAT Categories

Air Conditioner Chiller Heat Pump Air Handlers Control Unit

More CIAT Manuals

CIAT DYNACIAT LGN Series Manuals

CIAT DYNACIAT LGN Series Service Manual (115 pages)

Table of Contents

CIAT DYNACIAT LGN Series Instruction Manual (68 pages)

Table of Contents

1 Introduction

2 Preliminary Checks

3 Dimensions, Clearances

4 Physical and Electrical Data

5 Application Data

6 Electrical Connection

7 Lgn Unit Connections

8 Sizing the Refrigerant Pipes with Refrigerant for Lgns

9 Water Connections

10 Nominal Water Flow Control with Fixed-Speed Pump

11 Nominal Water Flow Control with Variable-Speed Pump

12 Start-Up

13 Major System Components and Operation Data

14 Options Et Accessories

15 Maintenance

16 Dynaciat Maintenance Program

17 Final Shutdown

18 Start-Up Ckecklist for Units (Use for Job File)

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