
5
Sperian Instrumentation offers calibration kits and long-lasting cylinders of test gas
specifically developed for easy Cannonball 3 calibration. Customers are strongly urged to
use only Sperian Instrumentation calibration materials when calibrating the Cannonball 3.
9.
Substitution of components may impair intrinsic safety.
10.
For safety reasons this equipment must be operated and
serviced by qualified personnel only. Read and understand this reference
manual before operating or servicing the Cannonball 3.
11.
A rapid up-scale reading followed by a declining or erratic
reading may indicate a hazardous combustible gas concentration that exceeds
the Cannonball 3’s zero to 100 percent LEL detection range for units without a
dilution pump, or zero to approximately 200 percent detection range for units
with a dilution pump.
12.
Do not use the Cannonball3 continuous sample draw pump for
prolonged periods in an atmosphere containing a concentration of solvent or
fuel that may be greater than 50% LEL.
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