Optional logic+ rs-232 data output – Labconco PURICARE Procedure Station Models 31260 User Manual

Page 159

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OPTIONAL LOGIC+ RS-232 DATA OUTPUT

Here is the RS-232 output for the Logic+. As is standard for all Labconco units, the data

is limited to 80 characters, including spaces, etc.

Operating Status: Columns 1-4:

Column 1: UV Light --- U=on, O=off

Column 2: Blower --- B=on, O=off

Column 3: Fluorescent Light --- F=on, O=off

Column 4: Canopy Error, Airflow Alert, Airflow Alarm --- N=normal, C=Error

Column 5: Comma
Column 6: Sash position ---- D=down, N=normal operating position

Column 7: Comma

Alarms: Columns 8-11

Column 8: Sash Alarm --- N=no alarm, Y=alarm condition

Column 9: N

Column 10: Airflow alarm AIRFLOW OUT OF RANGE--- N=no alarm, Y=alarm condition

Column 11: Comma

Blower PWM Duty Cycle, Columns 12-15:

Blower speed ---- three digit 0-100% indicates the duty cycle of the motor speed

signal, followed by a comma

Instantaneous Blower RPM, Columns 16 -20

Most recent blower RPM read in from motor, 4 digits, updated every second,

followed by a comma

Average Blower RPM, Columns 21 -25

An averaged value, 4 digits, from the last 16 blower RPM readings above; this

number is used in all determinations of airflow alert, and filter life calculations;

followed by a comma

Airflow Sensor: Columns 26-42

Columns 26-33: RAW Airflow ---- RA=XXXXF, where XXXX = numbers, and F (feet),

followed by a comma

Columns 34-42: Scaled Inflow ---- I=XXXXF, where XXXX = numbers, and F (feet),

followed by a comma

Columns 43-48: Scaled Downflow ---- D=XXXXF, where XXXX = numbers, and F (feet),

followed by a comma; show xxxx for B2 units

Example: OBFN,N,NNN,79,1021,1000,RA=0200F, I=0105F, D=055F

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