Dynalco AF-900PC Air/Fuel Ratio Controller - Manual (Page 105)

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22. Modbus Addresses
These are all Floating-Point ModBus Numbers:
Note: Modbus Host must be setup for: Function Code 03, Device ID (address) = 1
Baud Rate = 19,200/ 8 Bits /No Parity/ 1 Stop Bit, Transmission Mode = Daniels RTU
Parameter 2321 = Node #
Name Modbus Number
Left Bank Pre-Cat O2 7002
Right Bank Pre-Cat O2 7003
Post Cat O2 7004
Left Bank MAP 7005
Right Bank MAP 7006
Board I.D. (you don't need) 7007
4-20mA #3 7008
Raw Power 7009
Pre-Cat Temperature 7010
Post Cat Temp 7011
Left Bank Exh Temp 7012
Right Bank Exh Temp 7013
Left Bank Intk Manif. Temp 7014
Right Bank Intk Manif Temp 7015
CJC Temp (Ambient) 7016
4-20mA #4 (Catalyst Back Pressure) 7017
AF900PC Status (DynaHost Parameter 300): Request Address 0025, Length = 1, Function Code 03 to get:
APP_STATUS_DIS 0
APP_STATUS_MAN 1
APP_STATUS_STOP 2
APP_STATUS_WARMUP 3
APP_STATUS_START 4
APP_STATUS_AUTO 5
APP_STATUS_AUTO_POST 6
APP_STATUS_AUTO_FAULT 7
Alarm Index:
"NONE" Ch #00 UNUSED
"POST O2 FLT " Ch #01 PostCat O2 Sensor Fault
"POST O2 HLTH" Ch #02 PostCat O2 Sensor Health
"POST TC FLT " Ch #03 PostCat TC Fault
"POST TEMP LO" Ch #04 PostCat TC Temp Low
"POST TEMP HI" Ch #05 PostCat TC Temp High
"POST OUT LIM" Ch #06 PostCat Out Limit
"L O2 FLT " Ch #07 L Pre Cat O2 Sensor Fault
"L O2 HLTH" Ch #08 L Pre Cat O2 Sensor Health
"L TC FLT " Ch #09 L Exhaust TC Fault
"L EXH TEMP LO" Ch #10 L Exhaust TC Temp Low
"L EXH TEMP HI" Ch #11 L Exhaust TC Temp High
"L MNF TEMP HI" Ch #12 L Manifold TC Temp High