Operation - Instron 4400 Series Operator's Manual

AC/DC Strain Conditioner
(f) Orient the new Strain Conditioner printed circuit card
(g) Replace the rear cover of the console, using the six
(h) Remount the console on the load frame and recon-

Operation

There are no specific operating instructions for the
AC/DC Strain Conditioner, since it is operated in the
same manner as a normal Strain channel. There are a
few operating notes, however:
•
6-32
not necessary to remove the mounting bracket from
the rear cover.
so that the four mounting holes in the card align with
four plastic posts protruding from the back of the
main printed circuit board. The connector on the
Strain Conditioner card should align with the connec-
tor labeled X3 on the main board. Press the Strain
Conditioner card onto the posts; when pressed firmly,
the card will "snap" into place – no other mounting
hardware is required. Ensure the connectors mate
fully.
M4 socket head screws removed in Step (e).
nect all cables removed in Step (b).
When using a DC Extensometer, it must be
connected to the Model 4400 Console with the
special cable supplied with the conditioner (Catalog
Number 2210-864). This cable has a BNC connector
on one end that connects to the extensometer. There
is a 25-pin D connector on the other end that
connects to the STRAIN connector on the rear of the
Model 4400 Console. The 25-pin D connector
M10-94400-1