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Problem Report Forms

Model 400E - Warranty Repair Questionnaire

A PDF version of this form is available here.

Company: *
Contact Name: *
Telephone: *
Email: *
Serial #:
Software Version:
Describe the Failure Symptoms:
List All Warning Messages:

Please complete the following table.

(Note:  Depending on options installed, not all test parameters shown below will be available in your instrument.)
* If IZS valve option is installed.

Test values:
ParameterObserved value UnitsNominal Range
Range PPB/PPM 1 - 10,000 PPB
Stabil   < = 1.0 PPB with Zero Air
O3 MEAS mV 2500 - 4800 mV
O3 REF mV 2500 - 4800 mV
O3 GEN * mV 80 mV- 5000 mV
O3 Drive * mV 0 - 5000 mV
Pres In-Hg-A ~ -2" Ambient Absolute
Sample Flow CM3/min 800 ± 10%
Sample Temp °C 10 - 50 °C
Photo Lamp °C 58 °C ± 1 °C
O3 Gen Temp * °C 48 °C ± 3 °C
Box Temp °C 10 - 50 °C
Slope   1.0 ± .15
Offset PPB 0.0 ± 5.0 PPB
Values are in the Signal I/O
REF_4096_MV mV 4096mV ± 2 mV and Must be Stable
REF_GND mV 0±0.5 and Must be Stable
What is the sample flow and sample pressure with the sample inlet on rear of machine capped?
Sample Flow: CM3/min Sample Pressure: in-Hg-A
If possible, please include a portion of the strip chart pertaining to the problem. Circle pertinent data.
Enter code to confirm submission
Validation Enter Confirmation Code:    *

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