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Digitract 4-2 COMPONENT SELECTION GUIDE
SYSTEM CONTROLLER
(DTGE4-2)
2-Stage Heat/Cool
CAPACITY CONTROLLER
System Controller includes Capacity Control
and Leaving Air Sensor
GAS/ELECTRIC THERMOSTATS
DIGITAL
(SADIGI)
5 TONS AND UNDER
(Up to 0.5" S.P.)
Round (TR diam)
Rectangular (TREC W x H)
5 TONS AND UNDER
BAROMETRIC BYPASS
Round (101ABBD diam)
Rectangular (RBB W x H)
GAS/ELECTRIC
COMMUNICATING
PROGRAMMABLE
(101PROG)
ZONE DAMPERS
(Up to 1" S.P.)
Rectangular
(101MRTD W x H)
BYPASS DAMPERS
DAMPER TRANSFORMER
(Field supplied. Requires in line fuse.
See Transformer/Fuse Sizing Table, pg. 23)
COMPLETE SYSTEM
START
HEAT PUMP
CAPACITY CONTROLLER
System Controller includes Capacity Control
HEAT PUMP THERMOSTATS
See Thermostat Compatibility section, pg. 12)
(DIGICOM)
COMMAND CENTER
(101CEC Communication Package,
one per 20 thermostats)
OVER 5 TONS
OVER 5 TONS
ELECTRONIC BYPASS
Round (STMPD diam)
Rectangular (STCD W x H)
STATIC PRESSURE CONTROLLER
BYPASS TRANSFORMER
(FIELD SUPPLIED. 24VAC, 40VA)
2
SYSTEM CONTROLLER
(DTHP4-2)
3-Stage Heat/2-Stage Cool
and Leaving Air Sensor
(One per zone. Field Supplied.
COMMUNICATING
(DIGIHP)
(Up to 1.75" S.P.)
Round (101AMPD diam)
Rectangular (101CD W x H)
(101ASPC)
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