Carrier WeatherExpert Puron 50LC 08 Series Installation Instructions Manual page 53

c. Press OK, the following display appears:
3—0* Reference Limits
3—1* References
d. Press OK again, the following display appears:
3-02 Minimum Reference
0.000
NOTE: If the bottom row displays a number other than 0.000,
press OK and use the ▲ and ▼ (Up and Down Arrow) key to se-
lect 0.000.
e. Press ▼ (Down Arrow) once, the following display
appears:
3-03 Maximum Reference
60.000
NOTE: If the bottom row displays a number other than 60.000,
press OK and use the ▲ and ▼ (Up and Down Arrow) key to se-
lect 60.000.
f. Press the Back key until the following display appears:
3—0* Reference Limits
3—1* References
g. Press ▼ (Down Arrow) once to move the highlight to
the bottom row and then press OK. The following dis-
play appears:
3-10 Preset Reference
[0]0.00%
h. Press OK once to highlight the number in the bracket.
Press OK again; the highlight moves to the current
percent value.
Use the ▲ and ▼ (Up and Down Arrow) keys and the
table below to enter the required Preset Reference
values.
[0]0.00% Stop
Low Speed (see Tables 22-24, column labeled "Preset
[1]LL.LL%
References 3-10[1]" for the proper % for each unit)
[2]MM.MM Medium Speed (see Tables 22-24, column labeled "Pre-
% set References 3-10[2]" for the proper % for each unit)
[3]100% Override (High Speed)
High Speed (100% or close to 100% to achieve the
[4]100%
required CFM at high speed)
[5]0.00% Stop
[6]0.00% Stop
[7]0.00% Stop
8. Setting the Ramp Time:
a. Press the Back key until the following display appears:
3—0* Reference Limits
3—1* References
b. Press ▼ (Down Arrow) twice, the following display
appears:
3—1* References
3—4* Ramp 1
c. Press OK, the following display appears:
3-41 Ramp 1 Ramp up Time
3.00s
d. Press OK again to highlight the bottom row and use the
▲ and ▼ (Up and Down Arrow) keys to select 10.00s.
Press OK again to set the selected Ramp up Time.
e. Press ▼ (Down Arrow) once, the following display
appears:
3-42 Ramp 1 Ramp Down Time
3.00s
f. Press OK again to highlight the bottom row and use the
▲ and ▼ (Up and Down Arrow) keys to select 10.00s.
Press OK again to set the selected Ramp Down Time.
9. Setting Limits:
a. Press the Back key until the following display appears:
2—** Brakes
3—** Reference / Ramps
b. Press ▼ (Down Arrow) once, the following display
appears:
3—** Reference / Ramps
4—** Limits / Warnings
c. Press OK, the following display appears:
4—1* Motor Limits
4—4* Adj. Warning 2
d. Press OK again, the following display appears:
4-10 Motor Speed Direction
[2] Both Directions
e. Press ▼ (Down Arrow) once, the following display
appears:
4-12 Motor Speed Low Limi...
0.0Hz
f. Press ▼ (Down Arrow) again, the following display
appears:
4-14 Motor Speed High Limi...
65.0Hz
NOTE: Press OK to highlight the Hz value and then use the ▲
and ▼ (Up and Down Arrow) keys to enter the required values.
g. Press ▼ (Down Arrow) once, the following display
appears:
4-18 Current Limit
110%
NOTE: Press OK to highlight the % value and then use the ▲ and
▼ (Up and Down Arrow) keys to enter the required value. See
Tables 22-24 for proper selection of the value for this parameter,
then press OK to set the selected value.
h. Press ▼ (Down Arrow) once, the following display
appears:
4-19 Max Output Frequency
65.0Hz
NOTE: Press OK to highlight the Hz value and then use the ▲
and ▼ (Up and Down Arrow) keys to enter the required values.
10. Setting Digital Inputs:
a. Press the Back key until the following display appears:
3—** Reference / Ramps
4—** Limits / Warnings
b. Press ▼ (Down Arrow) once, the following display
appears:
4—** Limits / Warnings
5—** Digital In/Out
c. Press OK, the following display appears:
5—0* Digital I/O mode
5—1* Digital Inputs
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