Greenheck ERCH - Page 38

General Description - NOT model specificEnergy Recovery Ventilator with Heating and Cooling
®
38
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
C6-02 Carrier Frequency 1 1
D2-02 Ref Lower Limit 50% 50%
E2-01 Motor Rated FLA
Motor
FLA
Motor
FLA
H2-01 Terminal MA, MC Function 5 5
H3-04 Terminal A1 Bias 50% 50%
L4-01 H2-01 Frequency Detection 15 15
L5-01 Auto Restart Attempt 5 5
A1-01 Access Level 0 0
CO
2
Sensor Control for Fan Speed
(1/2 speed when CO
2
drops below 700 PPM)
(Full speed when CO
2
rises above 800 PPM)
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
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
H2-01 Terminal MA, MC Function 5 5
H3-10 A2 Not Used F NA
L4-01 H2-01 Frequency Detection 15 15
L5-01 Auto Restart Attempt 5 5
A1-01 Access Level 0 0
Variable Frequency Drives for
Energy Recovery Wheel
Parameter Setting – J1000
A1-01 Access Level 2
B1-17 VFD Auto Start 1
C1-04 Decel Time 600
*C4-01 Torque Gain 0.6
C6-02 Carrier Frequency 2
D2-01 Ref Upper Limit 40 or 50*
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)
4
H1-04
Multi-Function Input Sel 4
(Terminal S4)
7
Economizer Signal Source
(0-10 VDC)
Setting
Honeywell
Module
Carel
Controller
H3-03
Analog Frequency Reference
(Gain)
0
40 or
50*
H3-04
Analog Frequency Reference
(Bias)
40 or
50**
0
L1-01 Elect Thermal Overload 2
L2-01 Ride Thru Power Loss 2
L4-01 Frequency Detection Level 15
L5-01 Auto Restart Attempt 5
A1-01 Access Level 0
* 208/230 volt only
**36 through 52 inch wheels are 40 (24 Hz)
58 or 74 inch wheel is 50 (30 Hz)
CO
2
Proportional Control
Parameter
Setting
V1000 J1000
B1-17 VFD Start-Up Setting 1 1
C6-02 Carrier Frequency 1 1
D2-02 Ref Lower Limit 50% 50%
E2-01 Motor Rated FLA FLA FLA
H3-03
Analog Frequency Reference
(Gain)
150% 150%
H3-04
Analog Frequency Reference
(Bias)
25% 25%
L2-01 Ride Thru Power Loss 2 2
L4-05 Frequency Ref Loss 0 NA
L5-01 Auto Restart Attempt 5 5
A1-01 Access Level 0 0
Optional Start-Up Components