Instron 4400 Series Operator's Manual page 67

Universal testing system
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Table 4-1.
Main Panel Functions (continued)
CONTROL or
INDICATOR
S1
(j) Air Kit Option – provides automatic grip control
(continued)
for pneumatic grips. The key sequence [S1][7][+/–]
enables or diables grip control, and the Main Panel
Display shows "SL 7 when enabled and "SL–7"
when disabled. The key sequence [S1][7][n][+/–],
where "n" is a number between 1 and 4, or
[S1][7][v], where "v" is a value entered at the key-
pad, enables or disables various options under
automatic grip control and sets values for Preten-
sion or Excess Tension Levels (see Chapter 6 for
details).
(k) Miscellaneous
[S1] [8] [+/–]
[S1] [8] [1]
[S1] [8] [2]
[S1] [8] [3]
(l) Firmware Date - [S1] [9] [ENTER] displays the date
the firmware installed on this system.
(m) Cycle Count Display - [S1] [+/–] displays the cy-
cle or pip count in the setup display.
UP
The pushbutton switches (keys) used for manually
controlling the crosshead. Each key has an LED that is
DOWN
lit when the function of the key is active.
STOP - crosshead stops.
STOP
UP - crosshead moves up at programmed speed.
DOWN - crosshead moves down at programmed
RETURN
speed.
RETURN - crosshead returns at a speed that
increases exponentially to maximum and then
decreases exponentially to stop the crosshead at
gauge length.
Function Of Controls
FUNCTION
Cycle Counter Printout
Cycle Limit
Enter Pip Delay Value
Display Cycles/Pip
4-11
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