45
EATON
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Upstream message (from slave to host):
Device
address
Function
code
Sub-function
code
High byte
Sub-function
code
Low byte
Diagnostic data
High byte
Diagnostic data
Low byte
Check code
Low byte
Check code
High byte
11H
08H
00H
0CH
00H
1AH
9BH
0ABH
Table 3.11 Function Code 08 upstream message example
Note:
1. For other sub-function codes (except 00H), the diagnostic data of the downstream message must be 0;
4. Communication address table
4.1. Measurement information
Address
Defi nition
Variance type
Unit
Attribute
Variant format
256(100) 480
Phase A voltage
Uint
V
R
×1
257
Phase B voltage
Uint
V
R
×1
258
Phase C voltage
Uint
V
R
×1
259
Average phase voltage
Uint
V
R
×1
260
AB line voltage
Uint
V
R
×1
261
BC line voltage
Uint
V
R
×1
262
CA line voltage
Uint
V
R
×1
263
Average line voltage
Uint
V
R
×1
264
AB line voltage imbalance
Uint
R
%
265
BC line voltage imbalance
Uint
R
%
266
CA line voltage imbalance
Uint
R
%
267
Max. line voltage imbalance
Uint
R
%
268
Phase A current
Uint
A
R
×1 or ×2
Note 1
269
Phase B current
Uint
A
R
×1 or ×2
Note 1
270
Phase C current
Uint
A
R
×1 or ×2
Note 1
271
Neutral phase current
Uint
A
R
×1 or ×2
Note 1
272
Max. phase current
Uint
A
R
×1 or ×2
Note 1
273
Average 3-phase current
Uint
A
R
×1 or ×2
Note 1
274
Ground (residual current) current
Uint
A
R
Ground: ×1 or ×2
Note 1
Residual current: ×0.01
275
Phase A current imbalance
Uint
R
%
276
Phase B current imbalance
Uint
R
%
277
Phase C current imbalance
Uint
R
%
278
Max. phase current imbalance
Uint
R
%
279
Current thermal capacity
Uint
R
%
280
Phase A active power
Int
kW
R
×1
281
Phase A reactive power
Int
kvar
R
×1
282
Phase A apparent power
Uint
Kva
R
×1
283
Phase B active power
Int
kW
R
×1
284
Phase B reactive power
Int
kvar
R
×1
285
Phase B apparent power
Uint
Kva
R
×1
286
Phase C active power
Int
kW
R
×1
287
Phase C reactive power
Int
kvar
R
×1
288
Phase C apparent power
Uint
Kva
R
×1
289
System total active power
Int
kW
R
×1
290
System total reactive power
Int
kvar
R
×1
291
System total apparent power
Uint
Kva
R
×1
292
Phase A power factor
Int
R
×0.01
293
Phase B power factor
Int
R
×0.01
Instruction Leafl et
Effective September 2022
IZM6 Series Air Circuit Breaker
Operating Instruction Leafl et