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Table 28 — economi$er iv sensor usage, Dc b a, Fig. 24 — supply-air temperature sensor location – Bryant DURAPAC PLUS 581A User Manual

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Table 28 — EconoMi$er IV Sensor Usage

*CRENTDIF004A00 and CRTEMPSN002A00 accessories are used on many different base units. As such, these kits may contain parts that will not be needed

for installation.

†CGCDXSEN004A00 is an accessory CO

2

sensor.

**CGCDXASP001A00 is an accessory aspirator box required for duct-mounted applications.

APPLICATION

ECONOMI$ER IV WITH OUTDOOR AIR

DRY BULB SENSOR

ECONOMI$ER IV WITH SINGLE

ENTHALPY SENSOR

Accessories Required

Accessories Required

Outdoor Air Dry Bulb

None. The outdoor air dry bulb sensor is factory installed.

CRTEMPSN002A00*

Differential Dry Bulb

CRTEMPSN002A00*

(2) CRTEMPSN002A00*

Single Enthalpy

HH57AC078

None. The single enthalpy sensor is factory installed.

Differential Enthalpy

HH57AC078

and

CRENTDIF004A00*

CRENTDIF004A00*

CO

2

for DCV Control using a

Wall-Mounted CO

2

Sensor

CGCDXSEN004A00

CGCDXSEN004A00

CO

2

for DCV Control using a

Duct-Mounted CO

2

Sensor

CGCDXSEN004A00†

and

CGCDXASP001A00**

CGCDXSEN004A00†

and

CGCDXASP001A00**

DAMPER
ACTUATOR

PL7

WIRE TIES

DAMPER
ASSEMBLY

WIRE
HARNESS

ECONOMIZER
BLOCK OFF

PL7

OUTSIDE AIR

ENTHALPY

SENSOR

INDOOR AIR
ENTHALPY
SENSOR

OUTDOOR AIR
TEMPERATURE
SENSOR

Fig. 23 — EconoMi$er IV Component Locations (Exploded View)

SAT LOCATION

Fig. 24 — Supply-Air Temperature Sensor Location

LED ON

LED ON

LED ON

LED ON

LED OFF

19

18

LED OFF

LED OFF

LED OFF

17

16

15

14

13

12

11

10

9

40

45

50

55

60

65

70

75

80

85

90

95

100

DEGREES FAHRENHEIT

mA

D

C

B

A

Fig. 25 — Outdoor-Air Temperature Changeover

Set Points