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Hex
Decimal
Basic Setups Block
752F - 752F 30000 - 30000 CT multiplier &
7530 - 7530 30001 - 30001 CT numerator
7531 - 7531 30002 - 30002 PT numerator
7532 - 7532 30003 - 30003 PT denominator
7533 - 7533 30004 - 30004 PT multiplier & hookup UINT16 bit-mapped
7534 - 7534 30005 - 30005 Averaging Method
7535 - 7535 30006 - 30006 Power & Energy
7536 - 7536 30007 - 30007 Operating Mode
7537 - 753D 30008 - 30014 Reserved
753E - 753E 30015 - 30015 User Settings Flags
753F - 753F 30016 - 30016 Full Scale Current (for
7540 - 7547 30017 - 30024 Meter Designation
7548 - 7548 30025 - 30025 Not Used
EPM 2200 MULTI-FUNCTION POWER METERING SYSTEM – USER GUIDE
Table Appendix B –1: Modbus Register Map (Sheet 5 of 7)
1
Format
Description
Programmable Settings Section (See note 15)
UINT16 bit-mapped
denominator
UINT16 1 to 9999
UINT16 1 to 9999
UINT16 1 to 9999
UINT16 bit-mapped
UINT16 bit-mapped
Format
UINT16 bit-mapped
Screen Enables
UINT16 bit-mapped
UINT16 0 to 9999
load % bargraph)
ASCII
APPENDIX B: MODBUS MAPPING FOR EPM2200
Units or
6
Range
Resolution
dddddddd
mmmmmmmm
none
none
none
mmmmmmmm
MMMMhhhh
--iiiiii b----sss
pppp--nn -eee-
ddd
00000000
eeeeeeee
---g--nn srp--wf- g = enable alternate full
none
16 char
none
#
R
Comments
e
g
write only in PS update
mode
high byte is denominator
1
(5, read-only),
low byte is multiplier (1, 10,
or 100)
1
1
1
MMMMmmmmmmmm is
1
PT multiplier (1, 10, 100,
1000),
hhhh is hookup
enumeration (0 = 3
element wye[9S], 1 = delta
2 CTs[5S], 3 = 2.5 element
iiiiii = interval (5,15,30,60)
1
b = 0-block or 1-rolling
sss = # subintervals
(1,2,3,4)
pppp = power scale (0-
1
unit, 3-kilo, 6-mega, 8-
auto)
nn = number of energy
digits (5-8 --> 0-3)
eee = energy scale (0-unit,
3-kilo, 6-mega)
ddd = energy digits after
decimal point (0-6)
See note 10.
eeeeeeee = op mode
1
screen rows on(1) or off(0),
rows top to bottom are
bits low order to high order
7
1
scale bargraph current
(1=on, 0=off)
nn = number of phases for
voltage & current screens
(3=ABC, 2=AB, 1=A, 0=ABC)
s = scroll (1=on, 0=off)
r = password for reset in
use (1=on, 0=off)
p = password for
configuration in use (1=on,
0=off)
w = pwr dir (0-view as
load, 1-view as generator)
f = flip power factor sign
(1=yes, 0=no)
If non-zero and user
1
settings bit g is set, this
value replaces CT
numerator in the full scale
current calculation.
8
1
APPENDIX B–9
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