User Guide

17
PN 240010923 Rev. F [07/01/2018]
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1. Thermostat T
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on zone valve/pump
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and primary pump
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pump.
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Post purge operation will continue to energize the
primary pump, zone pumps and zone valves at the
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for post purge to be activated.
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30s, 45s, 60s, 75s.
Any zone may be selected and designated as the post
purge target zone. The default target zone is the last
zone to satisfy.
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Pump exercising will energize zone and primary
pumps to help avoid pump seizure due to prolong
periods of inactivity. Exercising interval is based
on the amount of inactive time for each pump. The
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Any pump that has not energized for the selected
time period will energize for 30s Exercising will take
place one at a time and not simultaneously. Zone
staggering delay applies to pump exercising.
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An Expansion port is provided for controlling
additional zones. Up to 15 zones may be controlled
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main controller.
Each control, main controller and expansion module
is powered independently and contains individual
control transformers. Each expansion module is
independently powered and does not require valve or
pump power from the main controller.
Once connected programming selections in master
controller will be extended to the expansion module
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purge selections.
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A communication port is provided through the
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boiler set-back functionality regulating the boiler
water supply temperature according to the outdoor
ambient temperature. For more information on
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http://www.
argocontrols.com/
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Model Zones 0D[LPXP=RQHFDSDFLW\Z0DVWHU 0D[LPXPDOORZDEOHH[SDQVLRQPRGXOHV
UZ3 7KUHH 12 Zones 7KUHH
UZ4 )RXU 13 Zones 7KUHH
UZ6 6L[ 15 Zones 6L[
Expansion modules
EZ1
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