Shark 100B - Page 159

B: Modbus Map
Doc# E145701 MM-7
Electro Industries/GaugeTech
The Leader In Power Monitoring and Smart Grid Solutions
Description
1
Format Range
6
Units or
Resolution Comments
#
Reg
Modbus Address
Hex Decimal
read-only except as noted
9C40 - 9C40 40001 - 40001 System Sanity Indicator UINT16 0 or 1 none
0 indicates proper meter operatio
n
1
9C41 - 9C41 40002 - 40002 Volts A-N UINT16 2047 to 4095 volts 2047= 0, 4095= +150 1
9C42 - 9C42 40003 - 40003 Volts B-N UINT16 2047 to 4095 volts 1
9C43 - 9C43 40004 - 40004 Volts C-N UINT16 2047 to 4095 volts 1
9C44 - 9C44 40005 - 40005 Amps A UINT16 0 to 4095 amps
0= -10, 2047= 0, 4095= +10
1
9C45 - 9C45 40006 - 40006 Amps B UINT16 0 to 4095 amps 1
9C46 - 9C46 40007 - 40007 Amps C UINT16 0 to 4095 amps 1
9C47 - 9C47 40008 - 40008 Watts, 3-Ph total UINT16 0 to 4095 watts 0= -3000, 2047= 0, 4095= +3000 1
9C48 - 9C48 40009 - 40009 VARs, 3-Ph total UINT16 0 to 4095 VARs watts, VARs, VAs = 1
9C49 - 9C49 40010 - 40010 VAs, 3-Ph tota
l
UINT16 2047 to 4095 VA
s
3000 *
(
re
g
ister - 2047
)
/ 2047
1
9C4A - 9C4A 40011 - 40011 Power Factor, 3-Ph total UINT16 1047 to 3047 none
1047= -1, 2047= 0, 3047= +1
pf = (register - 2047) / 1000
1
9C4B - 9C4B 40012 - 40012 Frequency UINT16 0 to 2730 Hz 0= 45 or less, 2047= 60, 2730= 65 or more
freq = 45 + ((register / 4095) * 30)
1
9C4C - 9C4C 40013 - 40013 Volts A-B UINT16 2047 to 4095 volts 2047= 0, 4095= +300 1
9C4D - 9C4D 40014 - 40014 Volts B-C UINT16 2047 to 4095 volts 1
9C4E - 9C4E 40015 - 40015 Volts C-A UINT16 2047 to 4095 volts 1
9C4F - 9C4F 40016 - 40016 CT numerator UINT16 1 to 9999 none 1
9C50 - 9C50 40017 - 40017 CT multiplier UINT16 1, 10, 100 none 1
9C51 - 9C51 40018 - 40018 CT denominator UINT16 1 or 5 none 1
9C52 - 9C52 40019 - 40019 PT numerator UINT16 1 to 9999 none 1
9C53 - 9C53 40020 - 40020 PT multi
p
lier UINT16 1, 10, 100 none 1
9C54 - 9C54 40021 - 40021 PT denominato
r
UINT16 1 to 9999 none 1
9C55 - 9C56 40022 - 40023 W-hours, Positive UINT32 0 to 99999999 Wh per energy format
* 5 to 8 digits
2
9C57 - 9C58 40024 - 40025 W-hours, Negative UINT32 0 to 99999999 Wh per energy format
* decimal point implied, per energy format
2
9C59 - 9C5A 40026 - 40027 VAR-hours, Positive UINT32 0 to 99999999 VARh per energy format 2
9C5B - 9C5C 40028 - 40029 VAR-hours, Negative UINT32 0 to 99999999 VARh per energy format 2
9C5D - 9C5E 40030 - 40031 VA-hours UINT32 0 to 99999999 VAh per energy format
* see note 10
2
9C5F - 9C5F 40032 - 40032 Neutral Current UINT16 0 to 4095 amps
see Amps A/B/C above
1
9C60 - 9CA2 40033 - 40099 Reserved N/A N/A none 67
9CA3 - 9CA3 40100 - 40100 Reset Energy Accumulators UINT16
password
5
write-only register; always reads as 0 1
Block Size:
100
* resolution of digit before decimal point =
units, kilo, or mega, per energy format
ASCII ASCII characters packed 2 per register in high, low order and without any termination characters. For example, "Shark100" would be 4 registers containing 0x5378, 0x6172, 0x6B31,
0x3030.
SINT16 / UINT16 16-bit si
g
ned / unsi
g
ned inte
g
er.
End of Map
Data Formats
CT = numerator * multiplier / denominator
PT = numerator * multiplier / denominator
amps = 10 * (register - 2047) / 2047
12-Bit Readings Section
12-Bit Block
volts = 150 * (register - 2047) / 2047
volts = 300 * (register - 2047) / 2047