Table B-2. Sensor Unit Register Addresses
TITLE REGISTER READ/ DEFINITION OF
ADDRESS WRITE ENCODED DATA
Fault & Module State 40001 R Cal Sum 1 msb
Under Range 2 msb
Flow Loss 4 msb
Under Voltage 8 msb
Temperature 10 msb
Prog Cksum 20 msb
Lamp Fail 40 msb
Warm Up 0 lsbJ
Normal 1 lsb
Cal/Setup 2 lsb
Factory 4 lsb
Trouble 8 lsb
Gas Number 40002 R 0 to 44 lsb
Gas Concentration 40003 R -20 to 1050
Alarm State 40004 R None 0 lsb
Caution 1 lsb
Warning 2 lsb
Alarm 3 lsb
Module Zero 40006 R/W -100 to 100
Module Span 40007 R/W 500 to 2000
Analog Range 40010 R/W 10 or 100% full scale
MA Zero 40011 R/W 0 to 1000
MA Span 40012 R/W 1000 to 3000
Caution Level 40013 R/W 30 to 980
Warning Level 40014 R/W 40 to 990
Alarm Level 40015 R/W 50 to 1000
B-2
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