GDU
net
OPERATION
5-7
5.2.7 Optical Port
Optical communication occurs when microswitch 2 has been
activated.
The following examples are types of instruments that use optical
communications:
• Gasurveyors (except Gasurveyor 700)
• First Responders
• Leak Surveyor
The optical port is illustrated in Fig. 5-8 below.
Fig. 5-8 Optical Port
Optical Port
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