10-90
SR3 SERIES PROTECTIVE RELAY PLATFORM – COMMUNICATIONS GUIDE
339 FORMAT CODES
CHAPTER 10: 339 MODBUS MEMORY MAP AND FORMAT CODES
23
W
W
24
X
X
25
Y
Y
26
Z
Z
F16
signed 16 bits
2's Complement Signed Value 1 Decimal
Place
F17
unsigned 32 bits Unsigned Long Value 3 Decimal Places
F17A
unsigned 16 bits Unsigned Value 3 Decimal Places
F18
unsigned 32 bits Date MM/DD/YYYY
1st byte Month 1 to 12
2nd byte Day 1 to 31
3rd and 4th byte Year 2000 to 2099
Example: Feb 20 2000 stored
as 34867152 (i.e. 1st word:
0214
F19
unsigned 32 bits Time HH:MM:SS.sss
1st byte Hours 0 to 23
2nd byte Minutes 0 to 59
3rd and 4th byte miliSeconds 0 to 59999
Example: 2:05pm stored as
235208704 (i.e. 1st word:
0E05 2nd word 0000)
F20
signed 32 bits
2's Complement Signed Long Value
F21
signed 16 bits
2's Complement Signed Value 2 Decimal
Places (Power Factor)
F22
unsigned 16 bits Two 8-BIT Characters Packed Into 16-BIT
Unsigned
F23
unsigned 16 bits Unsigned Value 3 Decimal Places
F24
unsigned 16 bits Unsigned Value AS Seconds SHOW AS
Duration Max Value = OFF
F24B
unsigned 16 bits Unsigned Value AS Seconds SHOW AS
Duration
F25
unsigned 16 bits Trace Memory Channel Data
0
Leading
Leading
1
Lagging
Lagging
F26
unsigned 16 bits 350 Trace Memory Channel Data
F26A
unsigned 16 bits 339 Trace Memory Channel Data
0
Va
Va
1
Vb
Vb
2
Vc
Vc
3
ICBCT
ICBCT
4
Not Used
Not Used
5
Not Used
Not Used
6
Ia
Ia
7
Ib
Ib
8
Ic
Ic
9
Ig
Ig
10
Inputs 1-16
Inputs 1-16
11
Outputs 1-16
Outputs 1-16
12
Virtual Inputs1-16
Virtual Inputs 1-16
Code
Type
Definition
Long Description