Frequency converters and EC controllers for heat exchangers
Appendix F Frequency converters and EC controllers for heat exchangers
There is support for the following frequency converters and/or EC controllers:
✓ Vacon NXL
✓ Lenze
✓ Omron V1000
✓ Emerson Commander
✓ LS
✓ EBM-PAPST
✓ Danfoss FC 101
✓ ABB ACS
✓ EC Blue
For Heat exchangers via Modbus:
✓ Eltwin A/S EC controller, RHC 200
✓ VariMax25
✓ OJ DHRX
When communicating via frequency converters through Modbus, it is sometimes necessary to change certain settings in the frequency converter.
2103
2105
2106
2107
1501
2110
2111
2101
F.1 Vacon NXL
No settings necessary. Vacon NXL frequency converters are controlled via Modbus. Communication, alarms and certain indications can be read:
The following signals can be read/written from/to the frequency converter:
Address
2003
2001
11
80
Modbus register
32003, 42003
32001, 42001
30011, 40011
30080, 40080
32103, 42103
32105, 42105
32106, 42106
32107, 42107
31501, 41501
32110, 42110
32111, 42111
32101, 42101
Name Scaling
FB speed reference (SP) 1000
FB status word -
Acc.. motor output
Number of decimals for acc. motor output
FB motor speed
1
1
Motor speed
Current
Torque
Output
100
1
100
Voltage DC
Alarm
FB status word
1
-
-
10
1000
Type
%
Binary kW kWh
%
± Rpm
A
± % (of nominal) kW
V
Error code
Binary
The variables presented in the display of the Corrigo are:
✓ Frequency (Hz)
✓ Output (kW)
Corrigo manual, Rev. D 187 (196)
Frequency converters and EC controllers for heat exchangers
✓ Current (A)
✓ Accumulated power (kWh)
F.2 Lenze
No settings necessary. Lenze frequency converters are controlled via Modbus. Communication, alarms and certain indications can be read.
The following signals can be read/written from/to the frequency converter:
Address
528
509
511
506
30
27
49
50
45
2
512
Modbus register
32049, 42049
32050, 42050
30045, 40045
30002, 40002
32512, 42512
32528, 42528
32509, 42509
32511, 42511
31506, 41506
32110, 42110
32027, 42027
Name Scaling
Password
Parameter version
-
-
FB speed reference (SP) 50
FB status word
Acc. motor output
Motor frequency
Current
-
1
10
1
Output
Voltage DC
Alarm
FB status word
1000
1
-
-
Type
-
-
%
Binary kW
Hz
A kW
V
Error code
Binary
The variables presented in the display of the Corrigo are:
✓ Frequency (Hz)
✓ Output (kW)
✓ Current (A)
✓ Accumulated power (kWh)
F.3 Omron V1000
Connection via RS485:
Omron V1000
R+
R-
R+ / S+
R- / Sconnected to connected to connected to connected to
Corrigo
S+
S-
B on Port 1 or Port 2
A on Port 1 or Port 2
F.3.1
Parameters
The following parameters must be set from the display of the frequency converter:
Parameter
H5-01 (0 x 425)
H5-07 (0 x 42B)
Description
Slave address
RTS control
Set to value
1
2
1 (enabled)
Value
Supply air fan
Exhaust air fan
Activation of RS485
188 (196) Corrigo manual, Rev. D
Frequency converters and EC controllers for heat exchangers
Parameter o1-03 (0 x 502)
H5-03 (0 x 427)
Description
Frequency reference units
Parity
Set to value
1
0
Value
0 - 100 %
No parity
Default values should be used for remaining parameters. The following values may not be changed:
Parameter
H5-02 (0 x 426)
H5-04 (0 x 428)
H5-11 (0 x 43C)
H5-12 (0 x 43D) b1-01 (0 x 180)
Description
Communication speed
Set to
3 (default)
Stopping method after communication error
3 (default)
Communication Enter function 1 (default)
Run command 0 (default)
Value
9600
No stop
Enter command not necessary bit 0 = forward start/stop, bit 1 = reverse start/stop
Via Modbus b2-01 (0 x 181)
Frequency reference selection
1
Run command selection 1
2 (default)
2 (default) Via Modbus
Omron frequency converters are controlled via Modbus. Communication, alarms and certain indications can be read.
The following signals can be read/written from/to the frequency converter:
38
33
34
63
39
40
Address
3
2
36
93
Modbus register
30003, 40003
30002, 40002
30036, 40036
30063, 40063
30039, 40039
30040, 40040
30038, 40038
30033, 40033
30034, 40034
30093, 40093
Name Scaling
FB Speed reference (SP) 10
Password
Motor frequency
-
100
Motor speed
Current
Output
DC voltage
Status change
Alarm
1
10
10
10
-
-
Acc. Motor output 1
Type
%
-
Hz
± Rpm
A kW
V
Binary
Binary kW
The variables presented in the display of the Corrigo are:
✓ Frequency (Hz)
✓ Output (kW)
✓ Current (A)
✓ Accumulated power (kWh)
F.4 Emerson Commander
Connection between RS485 and RJ45:
RJ45
2 (orange)
7 (white/brown) connected to
B on Port 1 or Port 2
A on Port 1 or Port 2
Corrigo manual, Rev. D 189 (196)
Frequency converters and EC controllers for heat exchangers
F.4.1
Termination resistor
✓ If using a termination resistor, it should be connected between RJ45:1 (white/orange) and RJ45:8
(brown).
resistor and try again.
F.4.2
Terminals
Terminal
B4
B5
Description
Drive enabled
Forward
Corrigo
B2 (+ 24 V)
B2 (+ 24 V)
F.4.3
Parameters
The following parameters must be set from the display of the frequency converter:
Parameter
44
43
Description
Slave address
Baud rate
Set to value
1 (default)
2
9.6 (Default is 19.2)
Value
Supply air fan
Exhaust air fan
Address
114
18
1038
615
501
2
504
402
503
505
1040
F.4.4
Changing parameters
1. Deactivate the unit by opening terminal B4. The display should read "iH 0.0".
2. Set parameter 10 to L3 . All parameters up to and including 95 can then be altered.
3. Set parameter 43 to 9.6
(9600 Baud)
Emerson frequency converters are controlled via Modbus. Communication, alarms and certain indications can be read.
The following signals can be read/written from/to the frequency converter:
Modbus register
30114, 40114
30018, 40018
31038, 41038
30615, 40615
30501, 40501
30002, 40002
30504, 40504
30402, 40402
30503, 40503
30505, 40505
31040 41040
Name
Speed selection
Scaling
-
FB speed reference (SP) 10
FB status word
Control switch
-
-
Motor frequency
Max speed
10
10
Motor speed
Current
Output
Voltage DC
Status change
1
10
10
1
-
Type
-
%
-
Binary
Hz
Hz
+/- Rpm
A kW
V
Binary
190 (196) Corrigo manual, Rev. D
Frequency converters and EC controllers for heat exchangers
The variables presented in the display of the Corrigo are:
✓ Frequency (Hz)
✓ Output (kW)
✓ Current (A)
✓ Accumulated power (kWh)
F.5 LS
LS frequency converters are controlled via Modbus. Communication, alarms and certain indications can be read.
F.5.1
LS iG5A
The following signals can be read/written from/to the frequency converter:
Address
5
6
10
31
21
9
13
12
14
15
29
Modbus register
30005,40005
30006,40006
30010,40010
30031,40031
30029,40029
30009,40009
30013,40013
30012,40012
30014,40014
30015,40015
30029,40029
Name Scaling
FB speed reference (SP) 10
FB status word
Motor frequency 100
100 Torque
RPM
Motor current
Output
Voltage
1
10
10
10
Status change
Alarm
Alarm 2
-
-
The variables presented in the display of the Corrigo are:
✓ Frequency (Hz)
✓ Output (kW)
✓ Current (A)
✓ Accumulated power (kWh)
F.5.2
LS iS7
The following signals can be read/written from/to the frequency converter:
791
786
784
790
Address
5
6
10
Modbus register
30005,40005
30006,40006
30010,40010
30791,40791
30786,40786
30784,40784
30790,40790
Name Scaling
FB speed reference (SP) 10
FB status word
Motor frequency
-
100
Torque
RPM
Motor current
Output
100
1
10
10
Type
%
Binary
Hz
%
Rpm
A kW
V
Binary
Binary
Binary
Type
%
Binary
Hz
%
Rpm
A kW
Corrigo manual, Rev. D 191 (196)
Frequency converters and EC controllers for heat exchangers
Address
789
14
816
817
Modbus register
30789,40789
30014,40014
30816,40816
30817,40817
Name
Voltage
Status change
Alarm
Alarm 2
The variables presented in the display of the Corrigo are:
✓ Frequency (Hz)
✓ Output (kW)
✓ Current (A)
✓ Accumulated power (kWh)
-
-
Scaling
10
-
Type
V
Binary
Binary
Binary
F.6 EBM-PAPST
EBM frequency converters are controlled via Modbus. Communication, alarms and certain indications can be read.
The following signals can be read/written from/to the frequency converter:
Address
53250
53249
53265
53266
53267
53268
53269
Modbus register
30250,40250
30249,40249
30265,40265
30226,40266
30267,40267
30268,40268
30269,40269
Name Scaling
FB speed reference (SP) 640
FB control word -
RPM
FB status word -
Status change
DC voltage
Motor current
Type
%
Rpm
Binary
Binary
V
A
The variables presented in the display of the Corrigo are:
✓ Frequency (Hz)
✓ Output (kW)
✓ Current (A)
✓ Accumulated power (kWh)
F.7 EC Blue
ECBlue frequency converters are controlled via Modbus. Communication, alarms and certain indications can be read.
The following signals can be read/written from/to the frequency converter:
Address
3
5
15
16
Modbus register
30003,40003
30005,40005
30015,40015
30016,40016
Name Scaling
FB speed reference (SP) 1
FB control word -
RPM
Current 100
Type
%
0 = off
3 = on
Rpm
A
192 (196) Corrigo manual, Rev. D
Frequency converters and EC controllers for heat exchangers
Address
34
21
13
Modbus register
30034,40034
30021,40021
30013,40013
Name
Output
DC voltage
Alarm
The variables presented in the display of the Corrigo are:
✓ Frequency (Hz)
✓ Output (kW)
✓ Current (A)
✓ Accumulated power (kWh)
1
-
Scaling
1
Type kW
V
Error code
F.8 Danfoss FC 101
Danfoss frequency converters are controlled via Modbus. Communication, alarms and certain indications can be read.
The following signals can be read/written from/to the frequency converter:
Address
3100
50000
16130
16140
16100
16300
16030
Modbus register
33100,43100
350000,450000
316130,416130
316140,416140
316100,416100
316300,416300
316030,416030
Name Scaling
FB speed reference (SP) 100
FB control word -
Motor frequency 10
Current
Output
DC voltage
Status change
1
-
100
1000
Type
%
Hz
A kW
V
The variables presented in the display of the Corrigo are:
✓ Frequency (Hz)
✓ Output (kW)
✓ Current (A)
✓ Accumulated power (kWh)
2
3
F.9 Eltwin A/S EC controller (for heat exchangers), RHC 200
Communication takes place using address 7, 9600 bps, 8 bits, no parity and 1 stop bit.
Version 1.01, 2015-04-03
Address
1
Modbus register
30001
30002
30003
Name
Running mode
Speed
Supply voltage
1
-
Scaling
-
Type
Bit 0 = Operation0:
Stop1: Run
Bit 3 = Reset1: Reset
0…100.0 %
V(RMS)
Corrigo manual, Rev. D 193 (196)
9
10
11
12
13
14
15
5
6
7
8
Frequency converters and EC controllers for heat exchangers
Address
4
Modbus register
30004
Name
Error code
Scaling
1
30005
30006
30007
30008
30009
30010
30011
30012
30013
30014
30015
Speed output
Voltage output
Motor current, DC link
Motor output
Supplied power
Running time
Max. speed
Min. speed
Program version
Hardware version
Application version
1
1
1
10
1
1
1
1
1
1
1
RPM
RPM
ID
ID
ID mA
W
W h
Type
Bit 0: Excess current/
Ground fault
Bit 1: Excess current from DC link 265V~
Bit 2: Undervoltage from
DC link 170V~
Bit 3: Hardware error
Bit 4: External error, input
Bit 5: Overload
Bit 6: Overheating, stop
Bit 7: Overheating, reduced
Bit 8: Rotor cover error
Bit 9: Rotor cover input
Bit 10: DIP 1
Bit 11: DIP 2
Bit 12: DIP 3
Bit 13: DIP 4
Bit 14: Not used
Bit 15: Communication error
RPM
Volt
F.10 VariMax25M
Communication takes place using address 16, 9600 bps, 8 bits, no parity and 1 stop bit.
1
1
Address
1
Modbus register
40001
30001
10001
Name
Program version
Scaling
100
Setpoint
Alarm acknowledgement
10
Type
0…100.0 %
1
194 (196) Corrigo manual, Rev. D
Corrigo manual, Rev. D 195 (196)
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