Heath Consultants Gas Delivery Unit (GDUnet) - Manual (Page 60)

USER HANDBOOK
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3.6.1.5 Allow Cal Due update on incomplete test
By default, allowing the software to update the instrument ‘Cal
To override this setting, i.e. enable feature, place a in the
‘Allow
3.6.1.6 Disable Instrument on Fail
By default, allowing the software to disable the instrument if it
To override this setting, i.e. enable feature, place a in the
when overdue’.
3.6.1.7 Enable Hardware Zero
- Applicable to Gasurveyor 500, First Responder, Leak
Surveyor, Oxygas 500, and Gascoseeker 500 instrument
types only.
This feature allows full zeroing of the following instrument
semiconductor).
Care must be taken, as large adjustments are possible.
By default, allowing the software to enable hardware zero is
disabled.
To override this setting, i.e. enable feature, place a
in the
‘Enable Hardware Zero’ box.
3.6.1.8 Leak Checking
gas supply are stopped simultaneously. A leak test is performed
while gas is trapped in the instrument.
Allowed’, the instrument records a ‘Fail’ condition.