FALLING

 

RISING

TEMPERATURE

 

TEMPERATURE

 

+1.5_C (2.7_F)

 

COOLING

+1_C (1.8_F)

COOLING

 

+0.5_C (0.9_F)

 

 

+.20_C

 

 

SET POINT

 

 

--0.20_C

 

 

--0.5_C (0.9_F)

 

AIR

--1_C (1.8_F)

AIR

CIRCULATION

CIRCULATION

ONLY

 

ONLY

 

--1.5_C (2.7_F)

 

 

NOTE

 

For In-range Tolerance, Refer to section 3.1.4 Code 30.

Figure 3-4. Controller Set Point BELOW --10_C (+14_F), or --5_C (+23_F) optionally

FALLING

RISING

TEMPERATURE

TEMPERATURE

 

+1.5_C (2.7_F)

 

MODULATING

+1_C (1.8_F)

MODULATING

COOLING *

 

COOLING *

 

+0.5_C (0.9_F)

 

 

+.20_C

 

 

SET POINT

AIR CIRCULATION ONLY

AIR CIRCULATION ONLY

--0.20_C

 

--0.5_C (0.9_F)

 

 

 

 

--1_C (1.8_F)

 

HEATING

--1.5_C (2.7_F)

HEATING

 

 

 

NOTE

 

For In-range Tolerance, Refer to section 3.1.4 Code 30.

*For Two-Speed compressor operation refer to Figure 3-6.

Figure 3-5. Controller Set Point ABOVE --10_C (+14_F), or --5_C (+23_F) optionally

 

3-35

T-268-07

SECTION 3

Page 73
Image 73
Carrier 69NT40-511-1 manual Falling Rising Temperature, Cooling, SET Point, Air, Circulation Only, Modulating, Heating