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AAON RSMD-CM User Manual
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42
RSMD-CM T
echnical Guide
APPENDIX
A
:
CONDENSER OPTIONS
ON/OFF Condenser Options
Figure 17:
Prism 2 Condenser Conguration - ON/OFF Condenser Options
Select this option to have the
condenser fan turn on/o with
the compressors. This can
also be selected when no head
pressure control is required.
Select this option if the condenser fan cycles on/o
based on the Fan Cycle Head Pressure Setpoints.
41
43
Table of Contents
Default Chapter
3
Table of Contents
3
Overview
5
Features and Applications
5
Dimensions
6
Figure 1: RSMD-CM Dimensions
6
Installation and Wiring
7
Electrical and Environmental Requirements
7
Table 1: RSMD-CM Module Electrical and Environmental Requirements
7
Figure 2: RSMD-CM Inputs Wiring
8
Outputs Wiring
9
Wiring
8
Inputs Wiring
8
Figure 3: RSMD-CM Outputs Wiring
9
Inputs and Outputs
10
Inputs/Outputs Map
10
Table 2: RSMD-CM Inputs and Outputs
10
Inputs and Outputs
11
Sequence of Operations
12
Cooling Mode, Dehumidification, and Head Pressure Control
12
Figure 4: LCD Display and Navigation Keys
13
Table 3: Navigation Key Functions
13
Main Screens Map
14
Module Screens
15
System Status Screens
16
Sensor Status Screens
17
Setpoint Status Screens
18
Alarms Screens
19
Alarms History Screens and Protected Screens Map
21
Configuration Screens
22
Diagnostic Screens
23
Alarm Counts and Address Screens
25
Lcd Screens
13
LCD Display Screen and Navigation Keys
13
Figure 5: RSMD-CM LED Locations
26
Suction Pressure Transducer Testing
27
Table 4: Suction Pressure Transducers Coil Pressure/Temperature/Voltage Chart for R410-A Refrigerant
27
Copeland TM Discharge Thermistor Temperature Sensor Testing
28
Table 5: Discharge Thermistor Temperature/Resistance
28
Table 6: 0-5V Temperature Sensor - Voltage and Resistance for Type III Sensors
29
Temperature Sensor Testing
29
Head Pressure Transducer
30
Table 7: Head Pressure Transducer Chart
30
Troubleshooting
26
LED Diagnostics
26
Figure 6: Two Condenser Operation (Default)
31
Appendix A: Condenser Options
31
Two Condensers Per Module (Default)
31
Figure 7: Prism 2 Condenser Configuration - Two Condenser Operations (Default)
32
Figure 8: Single Condenser Per Module
33
Figure 10: Single Condenser Per Two Modules
35
Figure 12: Single Condenser for Three Modules
37
Figure 13: Prism 2 Condenser Configuration - Single Condenser for Three Modules
38
A1/B1 and A2/B2 Condenser Configuration
39
Figure 11: Prism 2 Condenser Configuration - Single Condenser Per Two Modules
36
Single Condenser for Three Modules
37
Single Condenser Per Module
33
Figure 9: Prism 2 Condenser Configuration - Single Condenser Per Module
34
Single Condenser Per Two Modules
35
Figure 14: A1/B1 Wiring
39
Figure 15: A2/B2 Wiring
40
Figure 16: Prism 2 Condenser Configuration - A1/B1 and A2/B2 Condenser Configuration
41
ON/OFF Condenser Options
42
Figure 17: Prism 2 Condenser Configuration - ON/OFF Condenser Options
42
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AAON RSMD-CM Specifications
General
Brand
AAON
Model
RSMD-CM
Category
Control Unit
Language
English
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