Orion System MODGAS II User Manual
Page 3

Section 1
Overview & Wiring
Table of Contents
Component Overview.......................................................1
MODGAS II Controller............................................................................................................... 1
Blink Codes for Status LED ........................................................................................................ 2
Supply Air Temperature Sensor .................................................................................................. 4
Component Wiring............................................................5
MODGAS II Controller............................................................................................................... 5
Board Inputs & Outputs ...................................................7
Analog Inputs .............................................................................................................................. 7
Relay Outputs .............................................................................................................................. 7
Setting DIP Switches .......................................................8
Discharge Air Temperature ......................................................................................................... 8
Discharge Air Temperature Reset Limit...................................................................................... 8
Table of Figures
Figure 1-1:
MODGAS II Controller Component Locations.................................................... 2
Table 1-1:
Diagnostic LED Blink Codes ................................................................................. 2
Figure 1-2:
MODGAS II Controller Dimensions.................................................................... 3
Figure 1-3:
Supply Air Sensor Installation.............................................................................. 4
Figure 1-4:
MODGAS II Controller Wiring............................................................................ 5
Figure 1-5:
MODGAS II Controller DIP Switch Settings
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