Labconco PURICARE Procedure Station Models 34812xx User Manual

Page 187

Advertising
background image

Page 187 of 197

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: Cabinet Mode --- N =normal, C=calibration

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: Airflow sensor COMMUNICATION alarm--- N=no alarm, Y=alarm condition
Column 10: B2 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

Advertising