Database

Display

Definition

1

System Won’t Zero

Unable to zero detector voltage.

2

Temperature Low

Sample chamber temperature falls to 45 degrees C or below.

3

Temperature High

Sample chamber temperature rises to 55 degrees or above.

5

Radio Interference

Radio frequencies detected.

7

Calibration Error

Internal standard does not read within 10% of the value determined at the time of calibration.

8

Printer Error

Printer not responding properly.

9

Ram Error (Addresses)

RAM checksum does not match that calculated following the last write.

10

Pump Error

Flow detector does not detect pump operation. (pump not drawing enough flow)

11

Blank Error

Instrument detects a reading greater than .001 during the blank test.

12

Detector Overflow

Detector output exceeds the 1.999 volts that is readable by the instruments analog/digital converter. (Too much of the infrared light is being absorbed)

13

Filter Error

Filter solenoid not activating properly. (filter not going into place as designed)

15

Simulator Out of Range

Simulator reading outside acceptable limits of .072-.088.

17

Data Memory Battery Low

RAM Battery backup failing.

19

Ambient Fail

Ethanol or other substance detected in sample chamber after purge. (Instrument unable to completely purge sample chamber to .003 or less.)

20

Samples outside 10%

Two subject samples do not fall within +/-10% of their mean.

V

Invalid Sample

Instrument unable to determine if mouth alcohol or subject blowing improperly.

X

Interferant

Acetone or similar molecular structure to acetone detected in sample.

R

Refusal

Subject refused to provide breath sample, refusal entered by operator.

I

Incomplete Test

Subject did not provide breath sample within 2 minute frame allotted by the instrument