Chapter 1: Introduction
16
M47-17035-EN
System control components
to identify control components of the system. For proper operation of the system, it is
important to be able to identify and to understand the basic function of these components.
Table 2. System control descriptions.
Component
Description
Emergency stop
Press this button to immediately stop motion of the frame. This stops
all frame motion and disables the frame. This button will take
precedence over all other system controls. Refer to
for more information.
Main power disconnect switch
Provides control of main power to the system. When the switch is off,
all power to the frame and HPS are shut off. Power to the 59 Series
control unit and computer system are unaffected as they have their
own power supply.
Pump start
Press this button to start the HPS. Refer to
for
more information.
59 Series control unit
The 59 Series control unit houses control components that: receive
and process data from the various system transducers; communicate
with the system’s controlling software; and provide feedback to the
system’s servo valve to operate the frame as set up in the controlling
software. Refer to
for more information.
59 Series control unit disconnect
switch
Provides control of power to the 59 Series control unit. This
disconnect switch does not affect power to the frame.
User control panel
The controls on this panel allow the operator to manually adjust the
hydraulic cylinder, to start and stop tests, to reset and return to the
zero extension point and other testing controls/functions. Refer to
for more information.
Tension/compression control
switch
Allows the operator to place hydraulic demand at the appropriate side
of the hydraulic cylinder for testing in the direction required (tension or
compression).
Crosshead lift and lock controls
Allows the operator to control the hydraulic lift and lock cylinders for
adjustment of the crosshead. Adjustment of the crosshead changes
the height of the test opening. Supplied with J3-style crossheads only.
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