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AK2-SC 255
Danfoss AK2-SC 255 User Manual
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RS.8D.M1.22
AK2-SC 255 Reference Manual
1
0
9
overridden after operation of the override switch.
Num of schedules
(0 to 8) The number of operating schedules entered on
the following page(s).
Config
(List box: No, Rec)
No
: The sensor is not used.
Rec
:
A
sensor value is received from the system’
s I/O
network.
AK2-SC 255 Bd-Pt
Enter the board and point from which the sensor value
is to be received.
109
111
Table of Contents
Default Chapter
5
Table of Contents
5
PART ONE Configuration
12
1 - 1. Initial Configuration
12
Introduction
12
Battery
12
Authorization Codes
12
Using Menus
13
Selection of Units and Languages
13
Initial Configuration
13
1 - 2. Configuring Refrigeration
14
Starting with a Partially Configured AK2-SC 255
14
Starting with a Completely Un-Configured AK2-SC 255
15
Navigation and Making Changes
15
Entering Numerals
15
Entering Labels
15
Constrained Fields
15
Configuring Rack Info
16
Adding a Rack
17
Configuring Suction Info
17
Configuring Two-Stage Systems
20
Configuring Compressors
21
Compressor Oil and Safety Information
23
Neutral Zone Control
24
Compressor Capacity Staging Patterns
25
Configuring Evaporators
26
Case Lights Button
28
Configuring AK2-SC 255 Refrigeration Circuits
29
Configuring Defrost
33
Configuring Evaporators
34
Configuring Condensers
35
Aircooled Condensers
36
Split Condenser Control
40
Reaction Zone and Time
41
Enviroguard Systems
42
Evaporative Condensers
43
Enviroguard Systems
43
Pump, Louver, and Sump Schedules
45
Inverter Settings; Freeze Protection; Dump Valve
46
Dump Schedules
47
Receiver Configuration
48
Heat Reclaim Configuration
48
Refrigeration Alarms Configuration
50
Board & Points Configuration
51
Navigation
52
Board & Points Relay Outputs (Digital Outputs)
52
Board & Points Sensor Inputs (Analog Inputs)
53
Board & Points On-Off Inputs (Digital Inputs)
55
Board & Points, Variable Outputs (Analog Outputs)
57
AKC 16X Circuits, Board & Points
58
Network Re-Scan and Initialization
59
Wink
61
Locate Procedure
62
DCU Circuits, Board & Points
63
Configuring HVAC
64
RTU Alarms Configuration
77
RTC Configuration
81
RTC Schedules
90
Relay Outputs (Digital Outputs)
91
Climatech Configuration
101
Alarm Configuration, Climatech
106
Lighting Configuration
111
Board & Points Configuration, Lighting
114
Lighting Configuration
115
Configuration
119
About Soft Starts
120
Lighting Demand Limiting
121
Configuring Alarms
122
Configuring Refrigeration Alarms
123
Configuring Alarms
125
RS.8D.M1.22 AK2-SC 255 Reference Manual
126
Analog Alarms
127
Analog Alarms
128
Types of Suction Alarms, Listed
129
Circuit Alarms
130
Condenser Alarms
134
Other" Rack Alarms
135
HVAC Alarm Configuration
136
AHU, RTU, and SC4 Alarms
137
RTC Alarms
138
Miscellaneous Alarms
139
Miscellaneous Alarms
140
Number of Alarms Field
141
1.7 Miscellaneous Points Configuration
142
Starting Configuration
142
Miscellaneous Relay Outputs
143
Miscellaneous Calculations
144
Point Creation
145
Custom Strategy Example
146
Writing the Custom Strategy
147
Data Definitions
149
The Rules Area
150
Creating the Miscellaneous Points Relay Output
152
Configuring Authorization
155
Configuring Units and Languages
156
Authorization -- "Just Looking
158
Navigation and Making Changes
160
2.1 Navigation and Making Changes
163
Getting Back to the Icon Menu
163
Changing List Fields
164
Changing the Days of the Week and Holidays
165
Using the Service Screens
166
Reset
167
Maintenance Hours
168
Using the Smart Case Controller Screens
169
Evaporator Schedules
173
Evaporator Service
174
Using the Refrigeration Screens for Refrigeration Circuits
175
Evaporator Settings Screen
176
Using the Communications Screens
177
I/O Network Status Screen
178
List Nodes
180
IP Network (Ethernet)
181
Alarm Routing for Ethernet
182
Printer Settings Screen
183
Modem Configuration
185
Messages Screen
187
Using the History Screens (for History Retrieval)
188
Selecting Points to View
189
Displaying History
190
Using the Alarms Screens
194
The Cleared Alarms Screen
196
The Network Alarms Screen
197
Overrides
199
Overriding Sensor Values
200
Overrides
201
Baltimore, MD
206
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System Reference Manual
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Danfoss AK2-SC 255 Specifications
General
Brand
Danfoss
Model
AK2-SC 255
Category
Controller
Language
English
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