Function Codes; Block Of Registers - Eaton Cutler-Hammer IQ 300 Series Instructions For Installation, Operation And Maintenance

Table 5.1 IQ 300 Objects Cont.
Objects - (complete list)
Name
power
power factor
power
source 1
source 2
power
power factor
prod ID
frequency
energy
reactive energy
energy (4 reg)
5.3

FUNCTION CODES

The IQ 300 responds to a limited number of MODBUS function codes. These are
function codes 04 and 10 hex.
5.4

BLOCK OF REGISTERS

Using the 04 MODBUS command you can read any block from table 5.1. The
beginning address and the size of the block are the elements of the 04 command.
Below is an example of message for retrieval of data.
Effective Date: 2/04
For more information visit:
IQ 300
Units
Numeric
A ph W
B ph W
C ph W
reactive A ph VAR
reactive B ph VAR
reactive C ph VAR
apparent A ph VA
apparent B ph VA
apparent C ph VA
displacement A ph pf
displacement B ph pf
displacement C ph pf
apparent A ph pf
apparent B ph pf
apparent C ph pf
peak demand W
V V
AB
V V
BC
V V
CA
freq Hz
V V
AB
V V
BC
V V
CA
freq Hz
power (real 3 ph) W
pf (*) pf
prod ID
freq Hz
forward kWh
reverse kWh
net kWh
lead kVARh
lag kVARh
net kVARh
apparent kVAh
Effective Date: 2/04
Modbus
Address (hex)
Fixed point
(FP)
(hex)
183A
183C
183E
1840
1842
1844
1846
1848
184A
184C
184E
1850
1852
1854
1856
1858
185A
185C
185E
1860
1862
1864
1866
1868
186A
186C
186E
1870
1872
1874
1876
1878
187A
187C
187E
www.cutler-hammer.eaton.com
IL17574C
Page 5-3
INCOM Products -
(partial list)
FP IQ-
scale 300
factor
1 x
1 x
1 x
1 x
1 x
1 x
1 x
1 x
1 x
100 x
100 x
100 x
100 x
100 x
100 x
1 x
10
10
10
10
10
10
10
10
1 x
100 x
x
100 x
1 x
1 x
1 x
1 x
1 x
1 x
1 x
Page 5-3