
WARNINGS
DEPLOYMENT WARNING:
Always remember to tighten the cap on the top before deployment otherwise the model 620 is
not be water tight!
EXPLOSION WARNING:
In a particular combination of circumstances where salt water comes into contact with batteries
an explosion may result. If the probe is damage and water ingress is possible the probe should be
kept dry and returned to Yeo‐Kal Electronics to be repaired.
SCREW CAPS:
When/if deploying the probe with the cable disconnected it is important to install the screw cap
on the top connector. Tighten firmly for o‐ring seal‐ over tightening will not improve the seal and
may weaken it and make it hard to unscrew!
If the probe is fitted with auxiliary sensors ensure the cable from the external sensor is screwed
tight.