Daikin AWV024 - Economizer EXV Module; Alarm;Limit Module; Compressor Vfds; Rapidrestore Module

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www.DaikinApplied.com 45 IOM 1242-2 • PATHFINDER
®
MODEL AWV CHILLERS
Economizer EXV Module
Table 24: Analog Inputs
# Description Signal Source
S1 Economizer Pressure Circuit #1 Ratiometric 0.5-4.5 Vdc
S2 Economizer Temperature Circuit #1 NTC 10K Thermister
S3 Economizer Pressure Circuit #2 Ratiometric 0.5-4.5 Vdc
S4 Economizer Temperature Circuit #2 NTC 10K Thermister
Table 25: EXV Stepper Outputs
Driver Description
A Economizer EXV Circuit #1
B Economizer EXV Circuit #2
Alarm/Limit Module
Table 26: Analog Inputs
# Description Signal Source
X3 Demand Limit 4-20 mA
Table 27: Digital Inputs
# Description Signal Off Signal On
X1 External Alarm External Device Failure External
Device OK
X5 Circuit #1 Switch Circuit Off Circuit On
X6 Circuit #2 Switch Circuit Off Circuit On
Table 28: Digital Outputs
# Description Output Off Output On
DO1 Evaporator Water Pump 2 Pump Off Pump On
DO3 Circuit #1 Fan Output #5 Fan(s) Off Fan(s) On
DO4 Circuit #1 Fan Output #6 Fan(s) Off Fan(s) On
DO5 Circuit #2 Fan Output #5 Fan(s) Off Fan(s) On
DO6 Circuit #2 Fan Output #6 Fan(s) Off Fan(s) On
RapidRestore
®
Module
Table 29: Digital Inputs
# Description Signal Off Signal On
DI1 RapidRestore
Unlock
Lock Out Option Unlock Option
DI2 Backup Chiller Normal Chiller Backup Chiller
Compressor VFDs
Table 30: Digital Inputs
# Description Signal Off Signal On
H1 Circuit #
Mechanical High
Pressure Switch
Alarm No Alarm
S6