User Manual

Table Of Contents
On Air Message Types 4-11
SmartPoint Module for the Elster A3 Meter ECMTM40000
4.9.2 Tier Information
8 bits of byte 0 (bit 7 is reserved). Used to identify the tier and sub tier of the data in this message. A
separate message is sent for each Tier and SubTier configured in the meter as defined in the
following tables:
4.9.2.1 Tier
Bits 0-2 of the Tier Information byte is defined in the following table:
4.9.2.2 Sub Tier
Bits 3-6 of the Tier Information byte is used when individual Tiers have more than one Summation,
Demand or Coincident reading in a single Tier
21 # Demand Resets
22 Summation Source Index
23 Demand Source Index
24 Coincident Source Index
25 Quantity of Tier Information
Bits Description
0-2 Tier
3-6 Sub Tier
7 (reserved)
Value Tier
0 Totalization
1Tier A
2Tier B
3Tier C
4Tier D
5-6 (reserved)
7 Service Quality
App Data Bytes Data