Connecting The Ultrasonic Probe; Fig 2. Cygnus 1 Ex Battery Pack Fitting - Cygnus 1 Ex Manual

Take care not to overtighten the battery pack, it should end up flush
with the instrument body.

Connecting the Ultrasonic Probe

Only Cygnus Ex Ultrasonic Probes designed to for this product
can be used in an Explosive Atmosphere as they contain energy
limiting devices not found in standard probes.
The Ultrasonic Probes are connected to the instrument using the connector at the
rear of the gauge body,
• Align the dots on both the connector parts,
• Push the probe connector by its body until it snaps into place,
• To release the probe connector, pull back on the probe connector barrel (the
part with the dot), this will release the latch enabling the probe connector to
be pulled free.
Cygnus 1 Ex Operating Manual
Fig 2. Cygnus 1 Ex Battery Pack Fitting.
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