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dap 4
Data Aire dap 4 User Manual
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22•dap4UserManual
▼PresstheDOWNkeytoviewthenextscreen.
The following will be displayed (values are for reference only):
All screens have been viewed. BY pressing the UP
or DOWN keys, the screens can be viewed.
▼PresstheMENUkeytoreturntothemainmenu.ChooseanothermenubypressingtheUPor
DOWN keys or press ESC to return the main menu.
Analog Output 5
Optional Output #2
Output 0.00vdc
21
23
Table of Contents
Table of Contents
3
Standard Features
5
Diagnostics and Service Features
6
Operational Features
6
Display Panel
7
Functions Displayed
7
Historical Data Displayed
7
Warnings and Alarms Displayed
7
Programmable Selections
8
Button Functions
9
Accessing Menus/Passwords
10
Powering the Unit ON/OFF
10
Service Level Password
11
Changing the Service Level Password
12
Entering Menu Settings
13
Menu a - ON/OFF
13
Factory Settings
14
Menu B - Setpoints
14
Menu C - Clock/Scheduler
16
Screen Inputs
17
Week Day Scheduler
17
Menu D - Input/Output
20
Menu E - Historical Data
23
Menu F - Information
25
Menu G - Network Config
26
Menu H - Calibrate Sensors
27
Menu I - Manual Control
29
Menu J - Factory Setting
31
EEV – Electronic Expansion Valve
34
HP Lock-Out Logic
34
Menu K - Alarms and Limits
39
Sample of Screen Shots for Alarm Output Function
46
Menu L - Configure I/O
47
Control Module
9
Display Module
9
Getting Started
9
Blower
65
Compressor Cooling
65
Dap4 Control Logic
65
System Start Delay
65
Chilled Water Cooling
66
Energy Saver and Auxiliary Chilled Water Cooling
67
Energy Saver and Auxiliary Chilled Water Cooling Assist
68
Units with Optional Tandem Scroll or Semi-Hermetic Compressors
68
Units with Standard (Dual) Scroll Compressors
68
Electric Reheat Logic
69
Humidification
70
SCR Reheat Setting
70
Dehumidification
71
Dehumidification for Chilled Water Units
72
Dewpoint Logic
72
DX Dehumidification
72
Chilled Water Dehumidification
73
CW Valve Modulation Based on Dewpoint
73
CW Valve Modulation Based on Humidity
73
Chilled Water Valve Closing
74
Humidifier Operation
74
System with Variable Speed Compressor
75
Variable Speed Compressor Control Logic and EEV Safeties and Alarms
75
Discharge Air Temperature Control Mode
79
Dehumidification Mode
82
Dewpoint Control Mode
84
High Suction Temperature Alarm
86
Safeties and Alarms for System with Electronic Expansion Valve
86
Automatic Flush Cycle for Chilled Water or Hot Water Coils
88
Humidifier Auto-Flush Timer Control
88
Humidity Anticipation
88
Temperature and Humidity Sensor Problem
88
Compressor Short-Cycle Alarm
89
Fan Failure Alarm in Chilled Water System
89
Power Problem or Restart Mode
89
Dirty Filter Alarm
90
Firestat Temperature Alarm
90
High and Low Temperature Alarm Limit
90
No Airflow Alarm
90
High and Low Humidity Alarm Limit
91
Low Discharge Temperature Alarm Limit
91
Scheduled Normal Maintenance Alarm
91
High Pressure/Internal Overload Compressor Alarm
92
Low Pressure Compressor Alarm
92
Person to Contact on Alarm
92
Smoke Alarm
92
Fan Motor Overload Alarm
93
No Water Flow Alarm - Chilled Water Units
93
No Water Flow Alarm Action
93
No Water Flow Alarm Action - DX Cooling Units
93
Humidification Inhibited Alarm
94
Reheat Inhibited Alarm
94
Standby Pump on Alarm
94
Ups/Alternate Power on Alarm
94
Custom Message Alarm
95
Optional Airflow Display Logic
95
Reheat and Humidification Inhibited Alarm
95
Water under Floor Detection Alarm
95
Temperature Sensor Chart
100
Terminal Block Wiring Diagram
101
Dap4 Control Board PIN ID
102
Dap4 I/O Control Board and Unit Terminal Block Pin ID Number
103
Manual Bypass Switches
104
Manual Override Switches
104
Addendum for Dap4 User Manual – Gpod Model
105
Addendum for the Gpod Model
105
Contact Data Aire
110
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Data Aire dap 4 Specifications
General
Brand
Data Aire
Model
dap 4
Category
Control Unit
Language
English
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