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Model 8902A
Operation
Remote/Local Messages and the
v
j
Key
Check
This check determines whether the Measuring Receiver proper1 switches from local t o
remote control, from remote t o local control, and whether the
key
returns the
instrument to local control. This check assumes that the Measuring Receiver is able
to
both
handshake and recognize its own address. Before beginning this check, select 40.0
SPCL.
Description
Send the Remote Message (by setting
Remote Enable, REN, true and
addressing the Measuring Receiver to
Listen).
Check that the Measuring Receiver's
REMOTE and LISTEN annunciators are
on.
Send the Local Message
to
the
Measuring Receiver
Check that the Measuring Receiver's
REMOTE annunciator is off but its
LISTEN annunciator is
on.
Send the Remote message to the
Measuring Receiver.
Check that the Measuring Receiver's
REMOTE and LISTEN annunciators are
on. Press the LOCAL key on the
Measuring Receiver. Check that the
Measuring Receiver's REMOTE
annunciator is now off, but that its
LISTEN annunciator remains on.
HPL
rem 714
Icl 714
rem 714
BASIC
REMOTE 714
LOCAL 714
REMOTE 714
3-6
1
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