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Emerson Liebert iCOM Display Panel Manuals
Manuals and User Guides for Emerson Liebert iCOM Display Panel. We have
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Emerson Liebert iCOM Display Panel manuals available for free PDF download: Training And Service Manual, Manual, User Manual, Operation & Maintenance Manual
Emerson Liebert iCOM Training And Service Manual (204 pages)
Large Systems Microprocessor
Brand:
Emerson
| Category:
Computer Hardware
| Size: 3.08 MB
Table of Contents
Table of Contents
4
Chapter 1: Temperature/Humidity Control
7
Cooling And/Or Heating Required, in Percent (%)
7
Proportional (P) Control
7
Temperature and Humidity Control Programs
7
Temperature Control Types
7
Proportional + Integral + Derivate (PID) Control
8
Intelligent Control
9
Standard 2 Stage Compressorized Cooling
9
Temperature Control Operations and Charts
9
2 Stage Compressorized Cooling – no Dead Band
10
2 Stage Compressorized Cooling – with Dead Band
11
Optional 4 - Step Cooling, Two (2) Compressors with Unloaders
12
Stage Activation on Temperature Increase
12
Stage Compressorized Cooling
12
Stage Deactivation on Temperature Decrease
12
4-Step Compressorized Cooling W/No Dead Band
14
4 Stage Compressorized Cooling – with Dead Band
15
Optional Dual Compressor Digital Scroll Operation
16
Digital Scroll PWM Cooling Control
17
Optional Glycool (Econ-O-Cycle) Cooling
18
Glycool at 100% Capacity – no Dead Band
19
Glycool at 50% Capacity – no Dead Band
20
Optional Dual Source Cooling
21
Dual Cooling at 100% Capacity – no Dead Band
22
Optional Staged Electric Reheat
22
3 Stage Electric Reheat – no Dead Band
23
3 Stage Electric Reheat – with Dead Band
24
Absolute (Predictive) Humidity Control
25
Humidity Control
25
Humidity Control Program Types
25
Absolute (Predictive) Humidity Control Flowchart
26
Compensated Humidity Control
27
Humidity Control Operations and Charts
27
Relative Humidity Control
27
Humidifier Operation
28
Infrared Humidification – no Dead Band
28
Autoflush Control for Infrared Large (IFL) or Small (IFS) Pans
29
Infrared Humidification – with Dead Band
29
Autoflush Control Flow Chart
30
1 Stage Compressorized Dehumidification – no Dead Band
31
Dehumidification Operation
31
Dehumidification with Absolute (Predictive) Humidity Control
31
Stage Dehumidification, Compressorized Operation
31
1 Stage Compressorized Dehumidification – with Dead Band
32
Stage Dehumidification, Compressorized Operation
32
2 Stage Compressorized Dehumidification – no Dead Band
33
2 Stage Compressorized Dehumidification – with Dead Band
34
Reheating During Dehumidification
35
Additional Programs
36
Auto Restart
36
Start Circuit
36
Fan Alarm/Fan Settings
37
High Pressure Cutout
37
Call for Compressor (Cooling or Dehumidification) W/Transducers
39
High Pressure Internal Counter
39
NON Digiscroll Compressors
39
Suction Pressure Transducers
39
Digiscroll Compressors
40
Failure in Phase 3
40
Failure in Phase 4
40
Low Pressure Phase Conditions
40
Loss of Charge Protection
41
Low Pressure Switches
43
Pump down
43
Calculation of Next Maintenance Parameters
47
Next Maintenance Calculation
47
General Maintenance Settings
48
Maintenance Frequency
48
Maximum Bonus
48
Parameters for Next Maintenance Calculation
48
Average Working Hours
49
Number of Starts and Working Hours
49
Shared Parameters
49
Starts Per Day Optimum
49
Starts Per Day Worst
49
Lead/Lag Function
50
Networking and Functions
50
Shared Temperature and Humidity Parameters Example
50
Teamwork Mode Functions
50
Basics for Cooling Unit Placement
51
Basics for Programming
51
Cascade Function
51
Icom Network Setup Process
51
Large Displays
52
Small Displays
52
Large Control Boards
53
Default Addresses
57
Multi-Unit IP Address Setup Chart Sample
57
No Teamwork
58
Teamwork
58
Teamwork Mode 1
58
Teamwork Mode 2
59
Typical Lead/Lag (Running/Standby) Function
59
Unit Lead/Lag or Running/Standby Functions
59
Programmable Cascade Settings
61
Standby and Cascade
61
Chapter 2: Programming Functions
63
Programming Functions
63
Icom Display Components and Functions
64
LED Status Indicators
64
ICOM Keypad Descriptions:
65
Icom Keypad Layout Descriptions
65
Icom Display Symbols/Icons
66
Displays
67
Programming Functions
67
Small Display Graphic View
68
Small Display Simple View
68
Status Display Screens
68
Large Display Graphic View
69
Large Display Simple View
69
Menu Parameters Names
70
Menu Screens and Symbols
70
User Menu Icons and Descriptions
71
Service Menu Icons and Descriptions
72
Advanced Menu Icons and Descriptions
73
Navigating and Accessing Sub-Menus for Large Displays
73
Parameter Codes
73
Control Board Saves
74
Navigating and Accessing Sub-Menus for Small Displays
74
Where and When to Save
74
Access Level
75
Entering a Password
75
Large Display Saves
75
Passwords
75
Setpoint Parameters
76
USER MENU Parameters - Password: 1490
76
Event Log
77
Graphics Parameters
77
Set Alarm Parameters
78
Active Alarms – Read Only (Last Menu Selection on Small Display)
79
Sensor Data Parameters, Page 1 of 2 – Read Only
79
Sensor Data Parameters, Page 2 of 2 – Read Only
79
Display Setup Parameters
80
Total Run Hours Parameters
81
Service Contact Parameters – Read Only
82
Sleep Mode Parameters
82
Service Menu - 5010
83
Standby Settings/Lead-Lag Parameters
87
Maintenance/ Wellness Parameters
88
Menu Lines S302 and 303
92
Menu Lines S306 and S307
92
Advanced Menu Parameters
113
Factory Settings Parameters
114
Runtime Monitoring
128
Board Electrical Connections
132
Chapter 3: Icom Hardware Connections
132
Introduction
132
Display Assemblies
133
Large Display
133
Small Display
133
Unit Control Board DIP Switches and Jumpers
134
Unit Mounted Control Board
134
Icom Control Board DIP Switch Settings for Analog Input Setup
135
Icom Control Board Jumper Settings
136
Small Display DIP Switch #3 Settings
136
Small Display Jumper Settings
136
Large Display DIP Switch #3 Settings
137
Default Setting
138
Temperature/Humidity Board DIP Switch #1 Settings
138
Temperature/Humidity Board Jumper Settings
138
Unit Control Board Plug Connectors
139
DS/VS Units
140
P13: DCV Thermistor Signals
141
P22: Glycool Valve/Chilled Water Valve
141
P32: Compressor Devices
141
P33: Compressor Devices
141
P36: Basic Unit Connections
142
P38: Smoke Detector
142
P39: Firestat & Remote Shutdown
142
P40: Basic Unit Connections
142
E1/ E2/ E3/ E4: Transformer Grounds
143
P63: NOT Used
143
P64: Ethernet Port
143
Fuse Board Connectors
144
Fuse Board Layout: All Units
144
P4: 24 VAC Power
144
Optional Remote Housing
145
Standard Return Air Housing
145
Temperature/Humidity Board
145
Temperature/Humidity Board: All Units
145
Chapter 4: General Troubleshooting Data
147
Introduction
147
Areas of Control
148
Isolation
148
Basic Operation of the Triac
149
Semiconductor Showing Movement of Electrons
149
Semiconductor Showing no Movement of Electrons
149
Front and Left Side Views of the Triac
150
Schematic Drawing for the Triac
150
Basic Operation of the Opto-Isolator
151
Current Flow
151
No Current Flow
151
Output Opto-Isolator
151
Output Opto-Isolator Pin Location
152
Output Voltage Check
152
Troubleshooting the Output Opto-Isolator
152
Input Opto-Isolator Pin Location
153
Input Voltage Check
153
Troubleshooting the Input Opto-Isolato
153
Alarm Input Opto-Isolator Legend:
154
Unit Control Board: Opto-Isolator/Triac Legends
154
Control Output Opto-Isolator and Triac Legend
155
Control Input Check (Aquastat Sensor)
156
Fluid Sensor Temperature to Resistance Table
156
Icom Diagnostics/Service Mode Programs
157
Troubleshooting Checklist
158
Basic Troubleshooting Steps
159
DC Voltage Check
159
Programming
159
AC Voltage Check
160
If 24 VAC Is Present Perform the Following
160
Mechanical Problems
160
Moisture Content Charts
161
Moisture Content at Temperature
162
Suction Transducer Information
178
Digital Scroll High Temperature Sensor Chart
179
Unit Code Configuration and Code Definitions
180
Unit Configuration Code Definition
181
Unit Field Code 001 (Firmware Revision)
181
Unit Field Code 002 (Unit Product Type)
181
Unit Field Code 003 (Refrigerant Type)
182
Unit Field Code 004 (Cooling Operation)
182
Unit Field Code 005 (Humidifier Type)
183
Unit Field Code 006 (Heating Type)
184
Unit Field Code 007 (Heat Rejection Type)
185
Unit Field Code 008 (Cooling Valve Travel Time)
186
Unit Field Code 009 (Fan Control)
186
Unit Field Code 010 (Languages)
186
Unit Field Code 011, 012, 013, 014 (Customer Input Alarms)
187
Unit Field Code 015 (Dehumidification/Reheat Sequencing)
188
Unit Field Code 016 (Q15 Output Signal)
188
Unit Field Code 017
189
Unit Field Code 018 (Not Used)
189
Glossary of Terms
190
Computer and Network Terms
194
Hubs and Switches
199
Network Cabling
199
Network Information
199
What Is Networking?
199
Unit Identification or Addressing
200
How to Use the Schematic
201
Electrical Schematic List
202
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Emerson Liebert iCOM Manual (172 pages)
Brand:
Emerson
| Category:
Industrial Equipment
| Size: 9.14 MB
Table of Contents
Table of Contents
3
Introduction
9
Features
9
Figure 1 Liebert Icom Components
9
Liebert Icom Display Components and Functions
10
Figure 2 Liebert Icom Display Components
10
Table 1 Keyboard Icons and Functions
11
Accessing and Identifying Status Screens
12
System Screen
12
Figure 3 Liebert Icom Default Screen Symbols
12
Figure 4 System Screen-Graphical Interface
13
Figure 5 System Screen with Rack View of Sensors
13
Figure 6 Unit Screen
14
Figure 7 Unit Screen with Rack View of Sensors
15
Figure 8 Unit Screen with Econophase View
16
Table 2 Liebert Econophase Status
16
Navigating through the Liebert Icom Menus
17
Control Interface
17
Accessing Submenus
17
Figure 9 Navigation from System View to Unit View to Rack View to Econophase View-Single Unit
17
Figure 10 Navigation from System View to Unit View to Rack View to Econophase View-U2U
18
Entering a Password
20
Figure 11 Entering a Password
20
Figure 12 Menu Tree-Stand-Alone
21
Viewing Multiple Units with a Networked Display
22
Figure 13 Menu Tree-Large Display, Networked
22
Figure 14 User Menu Icons and Descriptions
23
Table 3 User Menu Icons
23
Figure 15 Service Menu Icons and Descriptions
25
Table 4 Service Menu Icons
26
Operation
27
Single Unit Functions
27
Unit/Fan Control
27
Figure 16 Start-Stop Priority Switches
28
Figure 17 Setting Manual Fan Control and Changing the Setpoint
29
Table 5 Controlling Sensor Settings
29
Back-Draft Fan Damper
30
Figure 18 Energy Efficiency- Air Bypass through Unit, no Mechanical Damper
30
General Compressor Operation
31
Figure 19 Energy Efficiency-No Bypass Air, EC Fan Damper
31
Figure 20 Diagnostics/Service Mode Screen, Page 1 of 8
32
Compressor Motor Overload
33
Compressor Timing-Short-Cycle Protection
33
Compressor Sequencing on Two-Compressor Units
33
Temperature Control
34
Figure 21 Temperature Proportional Band
34
Setting up PI Control
36
Compressor Control
36
Figure 22 Digital Scroll Capacity Modulation, 10-100% Variable
36
Table 6 PI Control Troubleshooting
36
Figure 23 Single and Dual Digital Scroll Compressor Activation Points
37
Tandem Compressors
38
Tandem Digital Scroll Assignment
38
Figure 24 Liebert DSE Refrigeration Circuit Overview
38
Tandem Digital Compressor Annunciation Criteria and Unit Behavior
39
Tandem Operation
39
Temperature Control-Reheat
39
Figure 25 Digital Scroll Ramping Example with Two Tandem Digital Scroll Compressors
39
Electric, Hot Gas and Hot Water Reheat
40
Figure 26 Three-Stage Heating
40
Table 7 Reheat Configuration Types
40
Humidity Control
41
Humidity Control Types
42
Figure 27 Humidity Proportional Band
42
Humidification
43
Table 8 Parameters for Infrared Humidifier Control
43
Dehumidification
44
Figure 28 Setpoints Screen, Page 3 of 9
45
Figure 29 Dehumidification and Reheat Control Bands
45
Table 9 Dehumidification with Comp Settings
46
Supply Control
51
Figure 30 Placing the Supply Air Temperature Sensor
51
Supply Temperature Control
52
Figure 31 Return Compensation Setpoint in Service Menu
52
Figure 32 Return Compensation in Unit View
53
Figure 33 Return Compensation Control Band
53
Figure 34 Return Compensation Setpoint Deviation
54
Figure 35 Supply Compensation
54
Figure 36 Supply Compensation in Unit View
55
Figure 37 Supply/Return Compensation
55
Liebert DSE-Basic Control System Overview
56
Figure 38 Basic Control System Overview
56
Figure 39 Primary Control Operation Overview
56
Canbus Connections between the Liebert DSE, Liebert Econophase and Liebert MC
57
Canbus Failure
58
Liebert DSE with Optional Liebert Econophase
58
Electronic Expansion Valve (EEV)
58
Figure 40 Canbus Connections
58
Table 10 EEV Control Values, Default and Special Settings
58
Liebert MC ™ with Premium Efficiency Control-Overview
59
Figure 41 User-Condenser Timer, Pages 1 and 2
60
Configuring Low Noise Operation
61
Liebert Econophase
61
Figure 42 Liebert Econophase Main Screen
62
Figure 43 Compressorized Operation Flow Path
62
Figure 44 Pump Operation Flow Path
62
Table 11 Liebert Econophase Operation States
63
Liebert Econophase (Full / Partial)
64
Figure 45 Liebert Econophase Operation
64
Event Types and Properties
65
Table 12 Possible Event Settings-Events Listed May Vary by Specific Unit and Options Order
67
Table 13 Alarms Specific to Liebert MC Condenser
68
Table 14 Liebert Econophase Events and Alarm Notifications on Liebert DSE Models
69
High- and Low-Temperature and Humidity Events
70
User Inputs
70
Table 15 Alarms Specific to the EEV
70
Table 16 Customer Inputs
71
Analog Inputs
72
Figure 46 Analog Connection Control Board Switch
72
Table 17 Number of Analog Inputs
72
Table 18 Analog Connection Control Board Switch Position
72
Liebert Icom-DO
73
Table 19 Alarm Mapping
73
Possible Event Notifications
74
Table 20 Event Notifications
74
Table 21 Alarms Specific to Liebert DSE Compressor
75
Wellness-Next Maintenance Calculation
76
3.10.1 Calculating Next Maintenance and Diagnostics
76
Figure 47 Wellness-Basic Settings Screen, Page 1 of 9
76
Teamwork
78
Compatibility with Previous Liebert Icom Controls
78
Teamwork Modes
78
Application of Teamwork Modes
79
No Teamwork
79
Teamwork Mode 2
79
Teamwork Mode 3 (Optimized Aisle)
80
Figure 48 Teamwork Mode 3-Fixed Speed Vs. Variable Speed
80
Figure 49 Remote Sensors
82
Figure 50 Sensor Positioning
82
Hardware Setup
83
Liebert Optimized Aisle Rack Sensor Installation
83
Figure 51 2T Rack Sensor
83
Figure 52 Setting DIP Switches for 2T Sensors
83
Tools Required for Installation
84
DIP Switch Settings
84
Figure 53 DIP Switches in 2T Sensors
84
Table 22 DIP Switch Settings
84
Terminate the Final Sensor on the Canbus Link
85
Figure 54 Setting 2T Sensor DIP Switches
85
Figure 55 2T Sensor Arrangement and Termination
85
Install 2T Sensors on Racks to be Monitored
86
Figure 56 Termination Jumper Setting
86
Replace Canbus Cable between Liebert Icom Display and Liebert Icom Main Board
87
With Grounded Canbus Cable
87
Figure 57 Connect Canbus Cable
87
Install Grounding Ring Connector in Electrical Panel
88
Figure 58 Install Grounding Ring Connector
88
Software Setup
89
Standby-Rotation
90
Installing a Liebert Icom Unit - to -Unit Network
91
Placement of Cooling Units
91
Balancing Operating and Standby Units
91
Figure 59 Standby Unit Layout Example-10 Cooling Units in Room
91
U2U Hardware: Cables and Network Switch
92
Wiring for Unit-To-Unit Communications-U2U
93
Table 23 Sample Liebert Icom Network Configurations
93
Wiring a Liebert Icom U2U Network
94
Network
94
Figure 60 U2U Network Setup Diagram
94
Figure 61 Wiring a Large Display for U2U Network Operation
95
Figure 62 Liebert Vnsa with Optional Remote Large Display
96
Table 24 Ports Available for Connecting Liebert Icoms
96
Ite Scan
97
Ommunication -Building Management Systems , Liebert
97
User Menu Parameters
98
User-Setpoints Screens
98
Figure 63 User Menu Icons
98
Figure 64 Setpoints Screen
98
Figure 65 Setpoints Screen
100
User-Graphic Menu Screens
101
Figure 66 Graphs
101
Figure 67 Graphs
101
User-Set Alarms Menu Screens
102
Figure 68 Set Alarms Screen
102
Figure 69 Set Alarms Screen
103
Figure 70 Set Alarms Screen
104
Figure 71 Set Alarms Screen
104
User-Sensor Data Menu Screens
105
Figure 72 Sensor Data Screen
105
Figure 73 Sensor Data Screen, Page 2 (Return Only)
106
Figure 74 Sensor Data Screen
107
User-Display Setup Menu Screen
108
Figure 75 Sensor Data Screen
108
Figure 76 Display Setup Screen
108
User-Total Run Hours Menu Screens
110
User-Sleep Mode Menu Screen
110
Figure 77 Total Run Hours Screen
110
Figure 78 Sleep Mode Screen
110
User-Condenser Timer Menu Screens
112
Figure 79 Condenser Timer Screen
112
Figure 80 Condenser Timer Screen
113
Service Menu Parameters
114
Service-Setpoints Menu Screens
114
Figure 81 Service Menu Main Screen
114
Figure 82 Setpoints Screen, Page 1 of 9
114
Figure 83 Setpoints Screen, Page 2 of 9
116
Figure 84 Setpoints Screen, Page 3 of 9
117
Figure 85 Setpoints Screen
118
Figure 86 Setpoints Screen
119
Figure 87 Setpoints Screen
120
Figure 88 Setpoints Screen
122
Figure 89 Setpoints Screen
123
Figure 90 Setpoints Screen
124
Service-Standby Settings / Lead Lag Menu Screen
125
Figure 91 Standby Settings / Lead-Lag Screen
125
Service-Maintenance / Wellness Menu Screens
127
Figure 92 Wellness-Basic Settings Screen
127
Figure 93 Wellness-Motor Settings Screen
128
Figure 94 Wellness-Compressor 1 Settings Screen
128
Figure 95 Wellness-Compressor 2 Settings Screen
129
Figure 96 Wellness-Electric Heater 1 Settings Screen
129
Figure 97 Wellness-Electric Heater 2 Settings Screen
130
Figure 98 Wellness-Electric Heater 3 Settings Screen
130
Figure 99 Wellness-Humidifier Settings Screen
131
Figure 100 Wellness-Economizer Settings Screen
131
Service-Diagnostics / Service Mode Screens
132
Figure 101 Diagnostics/Service Mode Screen
132
Figure 102 Diagnostics/Service Mode Screen
133
Figure 103 Diagnostics/Service Mode Screen
135
Figure 104 Diagnostics/Service Mode Screen
136
Figure 105 Diagnostics/Service Mode Screen
137
Figure 106 Diagnostics/Service Mode Screen
138
Figure 107 Diagnostics/Service Mode Screen
138
Figure 108 Diagnostics/Service Mode Screen
139
Service-Set Alarms Menu Screens
140
Figure 109 Set Alarms Screen
140
Figure 110 Set Alarms Screen
141
Figure 111 Set Alarms Screen
142
Figure 112 Set Alarms Screen
143
Figure 113 Set Alarms Screen
143
Figure 114 Set Alarms Screen
144
Figure 115 Set Alarms Screen
144
Figure 116 Set Alarms Screen
145
Figure 117 Set Alarms Screen
145
Figure 118 Set Alarms Screen, Page 10 of 12
146
Figure 119 Set Alarms Screen
146
Service-Icom-DO Setup Menu Screens
147
Figure 120 Set Alarms Screen
147
Figure 121 Icom-DO Overview and Override Screen
147
Figure 122 Icom-DO Events Setup Screen
148
Figure 123 Liebert Icom-DO Events Setup Screen
148
Service-Sensor Calibration Menu Screens
149
Figure 124 Sensor Calibration Setup Screen, Page 1 of 7 (Standard and Tandem Compressors)
149
Figure 125 Sensor Calibration/Setup Screen
150
Figure 126 Sensor Calibration/Setup Screen
150
Figure 127 Sensor Calibration/Setup Screen
151
Figure 128 Sensor Calibration/Setup Screen
152
Figure 129 Sensor Calibration/Setup Screen
152
Figure 130 Sensor Calibration/Setup Screen
153
Service-Economizer Menu Screens
154
Figure 131 Economizer
154
Figure 132 Economizer
155
Figure 133 Economizer
156
Service-System/Network Setup Menu Screens
157
Figure 134 System/Network Setup Screen-System, Page 1 of 2 (Large Display Only)
157
Figure 135 System/Network Setup Screen-System, Page 2 of 2 (Large Display Only)
158
Service-System/Network Unit-Level Setup Menu Screens
159
Figure 136 System/Network Setup Screen-Unit
159
Figure 137 System/Network Setup Screen-Unit
160
Service-Options Setup Menu Screens
161
Figure 138 Options Setup
161
Figure 139 Options Setup
162
Figure 140 Options Setup
163
Figure 141 Options Setup
164
Figure 142 Options Setup
165
Figure 143 Options Setup
166
Service-Service Contact Info Menu Screens
167
Table 25 Service Contact Information Parameters
167
Service-Remote Sensors Menu Screens
168
Figure 144 Remote Sensors
168
Emerson Liebert iCOM User Manual (100 pages)
Intelligent Communications & Monitoring for Liebert Challenger 3000, Liebert Challenger ITR and Liebert DS
Brand:
Emerson
| Category:
Control Unit
| Size: 3.18 MB
Table of Contents
Table of Contents
3
1 Introduction
7
Features
7
Figure 1 Liebert Icom Components
7
2 Liebert Icom Display Components and Functions
8
Figure 2 Liebert Icom Display Components
8
Table 1 Keyboard Icons and Functions
9
Figure 3 Status Menu, Large Display, Graphical View
10
Figure 4 Liebert Icom Default Screen Symbols
10
Navigating through the Liebert Icom Menus
11
Control Interface
11
Accessing Submenus
11
Figure 5 Menu Tree-Small Display, Stand-Alone or Networked
11
Entering a Password
12
Figure 6 Entering a Password
13
Figure 7 Menu Tree-Large Display, Stand-Alone
13
Viewing Multiple Units with a Networked Large Display
14
Figure 8 Menu Tree-Large Display, Networked
14
Figure 9 User Menu Icons
15
User Menu Icons
15
Figure 10 Service Menu Icons
16
Service Menu Icons
16
3 Operation
18
Single Unit Functions
18
Unit/Fan Control
18
Figure 11 Start-Stop Priority Switches
18
General Compressor Requirements
21
Compressor Timing-Short-Cycle Protection
22
Compressor Sequencing on Two-Compressor Units
22
Motorized Ball Valve in Digital Scroll Units
22
MBV Operation after Compressor Is Turned off
23
Service Offset-Changing System Pressure Settings
23
Temperature Control-Single Source Cooling (no Extra Cooling Coil)
24
Temperature Proportional Band
24
Figure 12 Temperature Proportional Band
24
Compressor Control
25
Figure 13 One Single-Step Compressor Without Unloaders
25
Figure 14 Two Single-Step Compressors Without Unloaders or One Compressor with an Unloader
25
Figure 15 Two Compressors with Unloaders (Four-Step)
26
Figure 16 Digital Scroll Capacity Modulation, 10-100% Variable
26
Figure 17 Single and Dual Digital Scroll Compressor Activation Points
27
Chilled Water Control
28
Figure 18 DIP Switch Locations on Liebert Icom Control Board
28
Temperature Control-Second Cooling Source
29
Differential Temperatures / Controls (Comparator Circuit)
29
Figure 19 Chilled Water Valve Control (Example: Cooling)
29
Figure 20 Second Cooling Source and Two-Step Compressorized Cooling
30
Temperature Control-Reheat
31
Three-Stage Electric, Hot Gas and Hot Water Reheat
31
SCR Reheat
31
Figure 21 Three-Stage Heating
31
Table 4 Reheat Configuration Types
31
Figure 22 Two Single-Step Compressors with SCR Reheat Set to Tight Mode
32
Humidity Control
33
Figure 23 Two Single-Step Compressors with SCR Reheat Set to Standard Mode
33
Figure 24 Humidity Proportional Band
33
Humidification
34
Table 5 Parameters for Infrared Humidifier Control
34
Dehumidification
35
Table 6 Dehumidification with Comp Settings
35
Control Types
36
Temperature and Humidity Control Types
36
Humidity Sensor Reading Control Types
37
Figure 25 Placing Temperature and Temperature/Humidity Sensors
38
Supply Control
39
Supply Air
39
Event Types and Properties
40
Table 7 Possible Event Settings-Some Events Not Available in All Units
41
High- and Low-Temperature and Humidity Events
42
User Inputs
42
Customer Inputs
42
Table 8 Customer Inputs
42
Liebert Icom-DO
43
Table 9 Alarm Mapping
43
Possible Event Notifications
44
Wellness-Next Maintenance Calculation
44
Table 10 Event Notifications-Large or Small Display
44
Calculation of Next Maintenance and Diagnostics
45
4 Teamwork
47
Teamwork Modes
47
Application of Teamwork Modes
47
No Teamwork
47
Teamwork Mode 1
47
Figure 26 Teamwork Mode 1 with Two Cooling Units
48
Teamwork Mode 2
49
Standby-Rotation
49
5 Installing a Liebert Icom Unit - to -Unit Network
50
Placement of Cooling Units
50
Balancing Operating and Standby Units
50
Figure 27 Standby Unit Layout Example-10 Precision Cooling Units in Room
50
U2U Hardware: Cables and Network Switch
51
Wiring for Unit-To-Unit Communications-U2U
52
Wiring a Liebert Icom U2U Network
52
Figure 28 Connecting Two Cooling Units, each with a Small Display Using a Crossover Ethernet Cable
52
Table 11 Sample Liebert Icom Network Configurations
52
Figure 29 U2U Network Setup Diagram
53
Figure 30 Wiring a Small Display for Stand-Alone Operation
54
Figure 31 Wiring a Small Display for U2U Network Operation
55
Figure 32 Wiring a Large Display for U2U Network Operation
56
Figure 33 Liebert Vnsa with Optional Remote Large Display
57
Table 12 Ports Available for Connecting Liebert Icom Control Devices
57
6 External Communications-Building Management Systems, Liebert Sitescan
58
7 User Menu Parameters
59
Figure 34 User Menu Icons
59
Figure 35 Setpoints Parameters Screen
59
Figure 36 Set Alarms Screen
60
Figure 37 Sensor Data Screen
62
Figure 38 Sensor Data Screen - Page 2 (Return Only)
63
Figure 39 Display Setup Parameters Screen
64
Figure 40 Total Run Hours Parameters Screen
65
Figure 41 Sleep Mode Parameters Screen
65
8 Service Menu Parameters
66
Figure 42 Service Menu Main Screen
66
Figure 43 Setpoints Parameters Screen
67
Figure 44 Setpoints Parameters Screen
68
Figure 45 Setpoints Parameters Screen
69
Figure 46 Setpoints Parameters Screen
70
Figure 47 Setpoints Parameters Screen
71
Figure 48 Setpoints Parameters Screen
72
Table 13 Unit Diary Parameters
72
Figure 49 Standby Settings / Lead-Lag Parameters Screen
73
Figure 50 Wellness Basic Settings Screen
74
Figure 51 Wellness Motor Settings Parameters Screen
75
Figure 52 Wellness Compressor 1 Settings Parameters Screen
75
Figure 53 Wellness Compressor 1 Settings Parameters
76
Figure 54 Wellness Electric Heater 1 Settings Parameters Screen
76
Figure 55 Wellness Electric Heater 2 Settings Parameters Screen
77
Figure 56 Wellness Electric Heater 3 Settings Parameters Screen
77
Figure 57 Wellness Humidifier Settings Parameters Screen
78
Figure 58 Diagnostics / Service Mode Parameters Screen
79
Figure 59 Diagnostics / Service Mode Parameters Screen
80
Figure 60 Diagnostics / Service Mode Parameters Screen
81
Figure 61 Diagnostics / Service Mode Parameters Screen
82
Figure 62 Diagnostics / Service Mode Parameters Screen
83
Figure 63 Diagnostics / Service Mode Parameters Screen
84
Figure 64 Diagnostics / Service Mode Parameters Screen
84
Figure 65 Set Alarms Parameters Screen
85
Figure 66 Set Alarms Parameters Screen
86
Figure 67 Set Alarms Parameters Screen
86
Figure 68 Set Alarms Parameters Screen
87
Figure 69 Set Alarms Parameters Screen
87
Figure 70 Set Alarms Parameters Screen
88
Figure 71 Set Alarms Parameters Screen
88
Figure 72 Icom-DO Overview and Override
89
Figure 73 Icom-DO Events Setup - Page 2
89
Figure 73 Icom-DO Events Setup
90
Figure 74 Icom-DO Events Setup
90
Figure 75 Sensor Calibration / Setup Parameters
90
Figure 76 Sensor Calibration / Setup Parameters
91
Figure 77 Sensor Calibration / Setup Parameters
92
Figure 78 System / Network Setup Parameters-Large Display Only System
92
Figure 79 System / Network Setup Parameters-Large Display Only System
93
Figure 80 System/Network Setup Parameters Unit
94
Figure 81 System/Network Setup Parametersunit
95
Figure 82 Options Setup Parameters
96
Figure 83 Options Setup Parameters
97
Figure 84 Options Setup Parameters
98
Table 14 Service Contact Info Parameters
99
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Emerson Liebert iCOM Operation & Maintenance Manual (72 pages)
Precision Cooling For Business-Critical Continuity
Brand:
Emerson
| Category:
Air Conditioner
| Size: 3.69 MB
Table of Contents
Table of Contents
3
Important Safety Instructions Save These Instructions
7
1 Introduction
9
System Descriptions
9
Compressorized Systems
9
GLYCOOL ™ (Chilled Glycol Cooling) Systems
9
Chilled Water Systems
9
2 Startup
10
Startup Procedure
10
3 Operation with Icom Control
12
Features
12
Figure 1 Liebert Icom Components
12
4 Liebert Icom Display Components and Functions
13
Table 1 Keyboard Icons and Functions
14
Navigating through the Liebert Icom Display
15
Figure 3 Liebert Icom Default Screen Symbols
15
Figure 4 Liebert Icom Default Home Screen—Graphical View
15
Control Interface-Three Main Menus
16
Figure 5 Liebert Icom Default Home Screen—Simple View
16
Accessing Menus and Settings
17
Entering the Password
17
Accessing Submenus
18
Figure 7 Menu Tree—Large and Small Displays, Stand-Alone or Networked
19
Changing Operational Settings
20
Figure 8 Liebert Icom User Menu Icons
20
Changing Liebert Icom's Display Settings
21
Figure 9 Display Setup Screen
21
Graphical Data Record
22
Liebert Icom Service Menu Icons and Legend
22
Figure 10 Temperature Graph
22
Figure 11 Liebert Icom Service Menu Icons
22
Wiring for Unit-To-Unit Communications-U2U
23
Liebert Icom U2U Ethernet Network
23
Wiring a Liebert Icom U2U Network
23
Table 2 Sample Liebert Icom Network Configurations
23
Figure 12 U2U Network Setup Diagram
25
Figure 13 Liebert Icom Wiring—Unit as Shipped
27
Figure 14 Wiring a Small Display for U2U Network Operation
28
Figure 15 Wiring a Large Display for U2U Network Operation
29
Figure 16 Liebert Icom Input-Output Control Board
30
Entering Network Setup Information
31
Figure 17 Control Board U2U Network Setup Screen
31
Figure 18 Liebert Icom Display U2U Network Setup Screen
31
Viewing Multiple Units with a Networked Large Display
32
Figure 19 Menu Tree—Large Display, Networked
32
5 Operation
33
Single Unit Functions
33
Unit/Fan Control
33
Figure 20 Start-Stop Priority Switches
33
General Compressor Requirements
34
Compressor Timing
35
Control Types
36
Proportional Control
36
PI Control
36
Intelligent Control (Chilled Water Only)
37
6 Alarm Descriptions
38
Standard Alarms
38
Change Filter
38
Compressor Overload
38
High Head Pressure
39
High Humidity
39
High Humidity and Low Humidity (Simultaneously)
39
High Temperature
39
High Temperature and Low Temperature (Simultaneously)
39
Humidifier Problem
39
Loss of Air Flow
40
6.1.10 Loss of Power
40
6.1.11 Low Humidity
40
6.1.12 Low Suction Pressure
40
6.1.13 Low Temperature
40
6.1.14 Main Fan Overload
40
6.1.15 Short Cycle
40
Optional Alarms
41
Loss of Water Flow
41
Smoke Detected
41
Standby GC Pump on
41
Standby Unit on
41
Water under Floor
41
Set Alarms-User Menus
41
Table 3 Set Alarms-User Menus
41
7 Component Operation and Maintenance
42
System Testing
42
Environmental Control Functions
42
Figure 21 Liebert Leak Detection Units
43
Figure 22 Recommended Liquid Sensor Locations
44
Table 4 Zone Leak Detection Kit Installation Scenarios
44
Filters
45
Blower Package
45
Fan Impellers and Bearings
45
Belt
45
Air Distribution
46
Refrigeration System
46
Suction Pressure
46
Table 5 Recommended Free Area Ft 2 (M 2 ) for Grilles or Perforated Panels at Output Velocities
46
Of 550 and 600 Fpm (2.8 and 3.1 M/S)
46
Table 6 Suction Pressures - R407C
46
Discharge Pressure
47
Superheat
47
Thermostatic Expansion Valve
47
Table 7 Discharge Pressures
47
Hot Gas Bypass Valve-Not Available on Digital Scroll Units
48
Air Cooled Condenser
48
Water/Glycol Cooled Condensers
49
Figure 23 Outdoor Fan/Condenser Configuration
49
Motorized Ball Valve-Digital Scroll Compressor
50
Regulating Valve-Scroll Compressor
50
Figure 24 Johnson Controls Valve Adjustment
51
Figure 25 Metrex Valve Adjustment
51
7.4.10 Drycooler Settings
52
Table 8 Water/Glycol System Conditions Requiring Optional Settings for Aquastats
52
Table 9 Aquastat Settings-Two-Fan through Four-Fan Drycoolers
52
7.4.11 Compressor Oil
53
Compressor Replacement
53
Compressor Functional Check
53
Table 10 Compressor Oil Types
53
Standard Scroll Compressor Replacement
54
Digital Scroll Compressor Replacement Procedure
55
Facility Fluid and Piping Maintenance for Water and Glycol Systems
55
Infrared Humidifier
56
Figure 26 Infrared Humidifier Lamps
57
Steam Generating Humidifier
58
Figure 27 Steam Generating Humidifier
58
Table 11 Humidifier Canister Part Numbers
60
Table 12 Blower Troubleshooting
62
Table 13 Chilled Water Troubleshooting
62
Table 14 Compressor and Refrigeration System Troubleshooting
63
Table 15 Dehumidification Troubleshooting
65
Table 16 Glycol Pump Troubleshooting
65
Table 17 Infrared Humidifier Troubleshooting
65
Table 18 Steam Generating Humidifier Troubleshooting
66
Table 19 Reheat Troubleshooting
67
M Onthly M Aintenance I Nspection C Hecklist
68
S Emiannual M Aintenance I Nspection C Hecklist
69
Emerson Liebert iCOM User Manual (20 pages)
Brand:
Emerson
| Category:
Control Unit
| Size: 2.68 MB
Table of Contents
Table of Contents
5
Figure 1 Liebert Icom Components
11
Figure 2 Liebert Icom Display Components
12
Figure 3 Status Menu, Large Display, Graphical View
14
Figure 4 Liebert Icom Default Screen Symbols
14
Figure 5 System Screen with Rack View of Sensors
15
Figure 6 System Screen
15
Figure 7 Main Unit Screen
16
Figure 8 Supply/Return Compensation
17
Figure 9 Menu Tree-Small Display, Stand-Alone or Networked
18
Figure 10 Navigation from System Screen to Unit Screen to Rack View-Single Unit
18
Figure 11 Navigation from System Screen to Unit Screen to Rack View-System View
19
Figure 12 Entering a Password
20
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