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Model ERV Energy Recovery Unit
Parameter Setting–J1000
A1-01 Access Level 2
b1-17 VFD Auto Start 1
C6-02 Carrier Frequency 2
d2-01 Ref Upper Limit 100% or 66%*
d2-02 Ref Lower Limit 5%
E2-01 Motor Rated FLA Motor FLA
E2-03 Motor No-Load Current
Must be less than
FLA
H1-02
Multi-Function Input
(Terminal S2)
6
H2-01
Multi-Function Output
(MA, MB, MC)
5
Economizer Signal Source
(0-10 VDC)
Setting
Honeywell
Module
Carel
Controller
H3-03
Analog Frequency Reference
(Gain)
0 100
H3-04
Analog Frequency Reference
(Bias)
99 0
L1-01 Elect Thermal Overload 2
L4-01 Frequency Detection Level 20
A1-01 Access Level 0
*36 inch wheel is 66% (40 Hz). All other wheels are 100% (60 Hz).
MODULATING CONTROL FOR FAN SPEED
(0-10 VDC)
Parameter
Setting
V1000 J1000
A1-01 Access Level 2 2
b1-17 VFD Start-Up Setting 1 1
C1-01 Acceleration Time 30 sec. 30 sec.
C1-02 Deceleration Time 30 sec. 30 sec.
C6-02 Carrier Frequency 1 1
d2-02 Ref Lower Limit 50% 50%
E2-01 Motor Rated FLA
Motor
FLA
Motor
FLA
H3-04 Terminal A1 Bias 50% 50%
A1-01 Access Level 0 0
MULTI-SPEED CONTROL FOR FAN SPEED
(1/3 OR 1/2 SPEED REDUCTION)
Parameter
Setting
V1000 J1000
A1-01 Access Level 2 2
b1-01 Reference Source (Frequency) 0 0
b1-17 VFD Start-Up Setting 1 1
C1-01 Acceleration Time 30 sec. 30 sec.
C1-02 Deceleration Time 30 sec. 30 sec.
C6-02 Carrier Frequency 1 1
d1-01 Frequency Reference 1 60 Hz 60 Hz
d1-02 Frequency Reference 2 40 Hz 40 Hz
d1-03 Frequency Reference 3 30 Hz 30 Hz
d1-04 Frequency Reference 4 60 Hz 60 Hz
d2-02 Ref Lower Limit 50% 50%
E2-01 Motor Rated FLA
Motor
FLA
Motor
FLA
H1-04
Multi-Function Input Sel 4
(Terminal S4)
3 3
H1-05
Multi-Function Input Sel 5
(Terminal S5)
4 4
H1-06
Multi-Function Input Sel 6
(Terminal S6)
5 NA
H3-10 A2 Not Used F NA
A1-01 Access Level 0 0
CO
2
SENSOR CONTROL FOR FAN SPEED
(1/2 SPEED WHEN C0
2
DROPS bELOW 700 PPM)
Parameter
Setting
V1000 J1000
A1-01 Access Level 2 2
b1-01 Reference Source (Frequency) 0 0
b1-17 VFD Start-Up Setting 1 1
C1-01 Acceleration Time 30 sec. 30 sec.
C1-02 Deceleration Time 30 sec. 30 sec.
C6-02 Carrier Frequency 1 1
d1-01 Frequency Reference 1 60 Hz 30 Hz
d1-02 Frequency Reference 2 30 Hz 60 Hz
d2-02 Ref Lower Limit 50% 50%
E2-01 Motor Rated FLA
Motor
FLA
Motor
FLA
H3-10 A2 Not Used F NA
A1-01 Access Level 0 0
Factory Set Points - continued
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.
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.
TheVFDprovidedisaYaskawamodelJ1000.Refer
to the VFD instruction manual that ships with the unit
when making adjustments.