Manual

page 7
Safety Extension Modules – EM-FD-7G Series with Delayed Output
CAUTION . . .
Disconnect Power Prior
to Checkout
Before performing the initial
checkout procedure, make certain
all power is disconnected from the
machine to be controlled.
Dangerous voltages may be present
along the Safety Extension Module
wiring barriers whenever power to
the machine control elements is ON.
Exercise extreme caution whenever
machine control power is or may
be present.
Initial Checkout Procedure
NOTE: The Safety Extension Module can be used safely only when its operation is
controlled via an appropriate Primary Safety Device, connected to the
Extension Module according to the wiring diagram shown in Figure 3.
Checkout procedure:
1) Remove the power controlling (and switched by) the machine control elements
(see Caution at right).
2) Verify that the Primary Safety Device which will be controlling the Safety
Extension Module is operating correctly, according to its product documentation
and manufacturer’s recommendations.
3) Confirm proper connection of the Safety Extension Module to the controlling
Primary Safety Device according to the wiring diagram (see Figure 3).
4) Verify that all four Safety Extension Module output contacts follow exactly the
operation of the safety output contacts of the controlling Primary Safety Device,
within the specified delay time, when the Primary Safety Device is operated
according to its product documentation and manufacturer’s recommendations.
Periodic Checkout
The checkout procedure described on page 6 should be performed according to the
intervals specified by the product documentation of the Primary Safety Device
controlling this Safety Extension Module.
Repairs
Do not attempt any repairs to the EM-FD-7G Series Safety Extension Module. It
contains no field-replaceable components. Return the Safety Extension Module to
the factory for warranty repair or replacement.
If it ever becomes necessary to return a Safety Extension Module to the factory,
please do the following:
1) Contact the Banner Factory Application Engineering Group at the addresses or at
the numbers listed at the bottom of page 8. They will attempt to troubleshoot the
system from your description of the problem. If they conclude that a component
is defective, they will issue an RMA (Return Merchandise Authorization) number
for your paperwork, and give you the proper shipping address.
2) Pack the Safety Extension Module carefully. Damage which occurs in return
shipping is not covered by warranty.