Topcon RC-4 - RC-4 H Component Identification

Nomenclature and Functions
10
Remote Controller Handle Unit RC-4H
Attaching the RC-4H to the TS/IS/QS, it enables the TS/IS/QS to do turn-round motions.
TS/IS/QS series carrying case is large enough to house the TS/IS/QS fitted with RC-4H.
Do not damage or shock connection points. It may cause malfunction.
Detectors
(at five points)
Fixing knob
Connection points