Trebor 620E Magnum - Manual (Page 7)

MAGNUM 620E PUMP OPERATION / MAINTENANCE MANUAL PAGE 7
2.3 END OF STROKE (EOS) ASSEMBLY INSTALLATION
EOS probes use fiber optic cable (Acrylic Optic Cable: 1mm core) attached to an
optic sensor that transmits light in order to detect diaphragm end of stroke within
the air chambers.
2.3.a Installation

Remove Center Port Plug.

Install o-ring seal into center port.

Install Spacer onto probe.

Install EOS probe assembly into port.

Thread probe fitting into head and tighten until spacer is flush with head
surface.

Connect fiber optic cable to optic amplifier. NOTE: Limit bends in fiber optic
cable to 1 ” radius minimum to help ensure optimum signal strength. NOTE:
Standard cable length is 12.5 ft. [4 meters].
Figure 2-3