ECOTRONS ALM-BR4-4.3, Manual

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ALM-BR4-4.3 Manual
8
Copyrights ECOTRONS LLC www.ecotrons.com
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O2%,
Lambda,
and LSU
Temperature
PLC to ALM, PLC sends: "50 03
2000 0004 42 48"
Resolution Units Range
ALM to PLC, PLC receives: "50 03
08 xxxx xxxx xxxx xxxx xxxx"
1
Registers
for sent
data
(sending
messages)
PLC to ALM
Request
Description
Data(byte)
ADR 50
CMD 03
Start Addr Hi 20
Start Addr
Lo
00
No. Bytes Hi 00
No. Bytes Lo 04
CRC CHK
Lo
42
CRC CHK
Hi
48
2
Registers
for received
data
(responding
messages
)
ALM to PLC
Response
Description
Data(byte)
ADR 50
CMD 03
No. Data 08
O
2
% High 8-
bit
xx
O2% =((O
2
%
High 8-bit)
*256 + (O2%
Low 8-bit)) *
0.000514
– 12
%
-21%
to
21%
O
2
% Low 8-
bit
xx
Lambda
High 8-bit
xx
Lambda =
((Lambda
High 8-bit)
*256+(Lambda
Low 8-bit)) *
0.5 to
16
Lambda Low
8-bit
xx