Greenheck ERV-251ERV-361 Installation, Operation And Maintenance Manual page 17

Factory Set Points -
Resetting the drive to factory defaults
To reset the drive back to Greenheck factory defaults
go to parameter A1-01 and set it to "2". Then go to
A1-03 and change it to "1110" and press enter. The
drive is now reset back to the settings programmed at
Greenheck.
MODULATING CONTROL FOR FAN SPEED
(0-10 VDC)
Parameter
A1-01 Access Level
b1-17 VFD Start-Up Setting
C1-01 Acceleration Time
C1-02 Deceleration Time
C6-02 Carrier Frequency
d2-02 Ref Lower Limit
E2-01 Motor Rated FLA
H3-04 Terminal A1 Bias
A1-01 Access Level
MULTI-SPEED CONTROL FOR FAN SPEED
(1/3 OR 1/2 SPEED REDUCTION)
Parameter
A1-01 Access Level
b1-01 Reference Source (Frequency)
b1-17 VFD Start-Up Setting
C1-01 Acceleration Time
C1-02 Deceleration Time
C6-02 Carrier Frequency
d1-01 Frequency Reference 1
d1-02 Frequency Reference 2
d1-03 Frequency Reference 3
d1-04 Frequency Reference 4
d2-02 Ref Lower Limit
E2-01 Motor Rated FLA
Multi-Function Input Sel 4
H1-04
(Terminal S4)
Multi-Function Input Sel 5
H1-05
(Terminal S5)
Multi-Function Input Sel 6
H1-06
(Terminal S6)
H3-10 A2 Not Used
A1-01 Access Level
continued
Setting
V1000
2 2
1 1
30 sec. 30 sec.
30 sec. 30 sec.
1 1
50% 50%
Motor Motor
FLA FLA
50% 50%
0 0
Setting
V1000
2 2
0 0
1 1
30 sec. 30 sec.
30 sec. 30 sec.
1 1
60 Hz 60 Hz
40 Hz 40 Hz
30 Hz 30 Hz
60 Hz 60 Hz
50% 50%
Motor Motor
FLA FLA
3 3
4 4
5 NA
F NA
0 0
CO 2 SENSOR CONTROL FOR FAN SPEED
(1/2 SPEED WHEN C0 2 DROPS BELOW 700 PPM)
Parameter
A1-01 Access Level
b1-01 Reference Source (Frequency)
b1-17 VFD Start-Up Setting
C1-01 Acceleration Time
C1-02 Deceleration Time
C6-02 Carrier Frequency
d1-01 Frequency Reference 1
d1-02 Frequency Reference 2
d2-02 Ref Lower Limit
E2-01 Motor Rated FLA
H3-10 A2 Not Used
A1-01 Access Level
Variable Frequency Drives for Energy
Recovery Wheel
Optional factory installed VFD for the energy recovery
wheel is programmed at the factory per the settings
shown below for economizer and frost control modes.
to the VFD instruction manual that ships with the unit
when making adjustments.
Parameter
A1-01 Access Level
b1-17 VFD Auto Start
C6-02 Carrier Frequency
d2-01 Ref Upper Limit
d2-02 Ref Lower Limit
E2-01 Motor Rated FLA
E2-03 Motor No-Load Current
Multi-Function Input
H1-02
(Terminal S2)
Multi-Function Output
H2-01
(MA, MB, MC)
Economizer Signal Source
(0-10 VDC)
Analog Frequency Reference
H3-03
(Gain)
Analog Frequency Reference
H3-04
(Bias)
L1-01 Elect Thermal Overload
L4-01 Frequency Detection Level
A1-01 Access Level
*36 inch wheel is 66% (40 Hz). All other wheels are 100% (60 Hz).
Setting
V1000
2 2
0 0
1 1
30 sec. 30 sec.
30 sec. 30 sec.
1 1
60 Hz 30 Hz
30 Hz 60 Hz
50% 50%
Motor Motor
FLA FLA
F NA
0 0
2
1
2
100% or 66%*
5%
Motor FLA
Must be less than
FLA
6
5
Setting
Honeywell Carel
Module Controller
0 100
99 0
2
20
0
Energy Recovery Ventilator
17