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Setting hessen protocol status flags – Teledyne 6200E - Sulfides Analyzer User Manual

Page 154

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Operating Instructions

Model 6200E Instruction Manual

154

M6200E Rev: A1

6.12.4.7. Setting Hessen Protocol Status Flags

Teledyne Analytical Instruments’ implementation of Hessen protocols includes a set of status bits
that the instrument includes in responses to inform the host computer of its condition. Each bit can
be assigned to one operational and warning message flag. The default settings for these bit/flags

are:

Table 6-29: Default Hessen Status Bit Assignments

NOTES:

It is possible to assign more than one flag to the same Hessen status bit. This allows the

grouping of similar flags, such as all temperature warnings, under the same status bit.

Be careful not to assign conflicting flags to the same bit as each status bit will be

triggered if any of the assigned flags is active.

STATUS FLAG NAME

DEFAULT BIT

ASSIGNMENT

WARNING FLAGS
SAMPLE FLOW WARNING

0001

PMT DET WARNING

0002

UV LAMP WARNING

0002

HVPS WARNING

0004

DARK CAL WARNING

0008

RCELL TEMP WARNING

0010

IZS TEMP WARNING

0020

PMT TEMP WARNING

0040

CONV TEMP WARNING

1000

OPERATIONAL FLAGS
Instrument Off

0100

In Manual Calibration Mode

0200

In Zero Calibration Mode

0400

In Span Calibration Mode

0800

UNITS OF MEASURE FLAGS
UGM 0000
MGM 2000
PPB 4000
PPM 6000
SPARE/UNUSED BITS

0080, 8000

UNASSIGNED FLAGS
Box Temp Warning

Front Panel Warning

Sample Press Warning

Analog Cal Warning

System Reset

Cannot Dyn Zero

Rear Board Not Detected

Cannot Dyn Span

Relay Board Warning

Invalid Conc