AAON MODGAS-XWR2 User Manual

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MODGAS-XWR2 Technical Guide
FIGURES AND TABLES
TABLES
Table 1: Electrical and Environmental Requirements .........................................................................................................7
Table 2: MODGAS-XWR2 Inputs and Outputs ..................................................................................................................21
Table 3: Navigation Key Functions .......................................................................................................................................26
Table 4: Editing Key Functions .............................................................................................................................................26
Table 5: STATUS LED Blink Codes .....................................................................................................................................35
Table 6: ALARM LED Blink Codes ....................................................................................................................................... 35
Table 7: 0-3V Temperature Sensor - Voltage and Resistance for Type III Sensors ..................................................... 38
Table 8: 0-5V Temperature Sensor - Voltage and Resistance for Type III Sensors ..................................................... 39
Table 9: SAT Wiring Conditions ............................................................................................................................................41
Table 10: Stand-Alone Mode SAT OPTIONS Jumper Settings .........................................................................................41
Table 11: Communication Mode SAT OPTIONS Jumper Settings ...................................................................................41
FIGURES
Figure 1: MODGAS-XWR2 Module Dimensions ...................................................................................................................6
Figure 2: Stand-Alone Wiring - One Modulating Valve, One Ignitor, One Stage ..............................................................8
Figure 3: Stand-Alone Wiring - Two Modulating Valves, Two Ignitors, Two Stages ........................................................9
Figure 4: Stand-Alone Wiring - Secondary Board 2V2IGN2S ........................................................................................... 10
Figure 5: Stand-Alone Wiring - Two Modulating Valves, One Ignitor, One Stage .......................................................... 11
Figure 6: Stand-Alone Wiring - Secondary Board 2V1IGN1S ........................................................................................... 12
Figure 7: Stand-Alone Wiring - Two Modulating Valves, Two Ignitors, One Stage ........................................................13
Figure 8: Stand-Alone Wiring - 12 Relay E-BUS Expansion Module ............................................................................... 14
Figure 9: Communications Wiring - One Modulating Valve, One Ignitor, One Stage .................................................... 15
Figure 10: Communications Wiring - One Modulating Valve, Two Ignitors, One Stage ..................................................16
Figure 11: Communications Wiring - Two Modulating Valves, Two Ignitors, Two Stages ...............................................17
Figure 12: Communications Wiring - Secondary Board 2V2IGN2S ...................................................................................18
Figure 13: Communications Wiring - Two Modulating Valves, One Ignitor, One Stage ..................................................19
Figure 14: Stand-Alone Wiring - Secondary Board 2V1IGN1S ........................................................................................... 20
Figure 15: LCD Display and Navigation Keys ........................................................................................................................26
Figure 16: MODGAS-XWR2 LED Locations and Descriptions ...........................................................................................36
Figure 17: Supply Air Temperature Sensor Installation ........................................................................................................40
Figure 18: MODGAS-XWR2 Module .......................................................................................................................................42

AAON MODGAS-XWR2 Specifications

General

Brand	AAON
Model	MODGAS-XWR2
Category	Controller
Language	English