23
C.
Maintenance
Once
installed,
the
MS4500E
High
Resolution
ER
Data
Logger
requires
no
maintenance.
However,
it
is
important
to
verify
the
following
items
periodically
to
ensure
continued
safe
operation.
CAUTION:
Before
performing
any
tests
or
maintenance
on
the
MS4500E
High
Resolution
ER
Data
Logger
,
ensure
that
all
hazardous
area
requirements
are
met.
ATTENTION
:
Avant
d’effectuer
tout
essai
ou
entretien
de
l’enregistreur
de
données
de
haute
résolution
MS4500E,
il
faut
d’abord
s’assurer
que
toutes
les
exigences
de
zone
dangereuse
soient
remplies.
Inspection
Item
Frequency
Inspect
the
rubber
boot
for
any
signs
of damage. Replace as necessary.
Annually
Inspect
the
probe
cable
/
connector
for any signs of damage. Replace as necessary.
Annually
Replace
the
Batteries
As
needed
Contact
Metal
Samples
for
replacement
parts
or
if
instrument
repair
is
necessary.
Testing
the
MS4500E
High
Resolution
ER
Data
Logger
with
the
Meter
Prover
A
Meter
Prover
is
provided
to
allow
routine
checks
of
the
MS4500E
High
Resolution
ER
Data
Logger
.
The
Meter
Prover
simulates
a
Wire
Loop
type
probe
at
a
fixed
value.
To
test
the
unit
with
the
Meter
Prover:
1)
Connect
the
Meter
Prover
to
the
probe
connector
.
2)
Turn
on
the
MS4500
data
logger
by
pressing
the
‘ON’
button
3)
Select
probe
type
as
Wire
Loop.
4)
Select
MAKE
MEASUREMENT
From
main
menu
.
5)
Press
‘ENT’
button
to
start
measuring
the
probe
value.
During
measurement
‘MEASURING.
‘
message
displays
on
the
screen.
On
completion
of
measurement
the
display
shows
the
Meter
Prover
reading.
The
output
should
closely
match
the
value
printed
on
the
Meter
Prover
label.
If
the
Data
Logger
output
matches
the
Meter
Prover
value,
the
instrument
can
be
used
for
probe
measurement
by
selecting
the
appropriate
PROBE
ID
and
connecting
to
the
respective
probe.
If
the
Data
Logger
output
shows
a
significant
difference
compared
to
the
Meter
Prover
value,
further
troubleshooting
may
be
required.
Refer
to
page
24
for
troubleshooting
or
contact
the
factory
for
further
assistance.
