Advertisement
9 3 0 5
THERMOCOUPLE I N P U T C A R D
9305.1
INTRODUCTION
9305.2.2
specifications
This section contains information
Specifications for the Model
9305
pertaining
to
the
Model
9305
Thermocouple Input Card are given
Thermocouple Input
Card.
Included
in Table
9305-1.
is a description and information on
specifications,
installation,
The temperature range for each type
operation and field calibration.
of thermocouple is given in Table
9305-2.
9305.2
DESCRIPTION
AND
Specifi-
CATIONS
9305.3 INSTALLATION
9305.2.1
Description
The 9305 can
be
installed in a
DRC-
91c
or a DRc-93c as either Input A
The Model 9305 Thermocouple Input
or Input B .
The
9305
is installed
Card is designed to be installed in
prior to shipment if ordered with a
a Lake Shore DRC-91C or DRC-93C
controller.
If only one card is
Temperature Controller.
It allows
ordered
and
its
input
is
not
either Input A or Input
B
(or both
specified
when
ordered,
it
is
with
two
cards)
to accommodate
installed
i n
Input A.
When a card
thermocouple sensors.
Chromel vs.
is
ordered for field installation,
Gold-0.03
at.%
Fe,
chromel
vs.
the Input Card Configuration Table
Gold-0.07
at.%
Fe, E, K, and T
located on the first page of the
thermocouples are supported with
Instruction
Manual
should
be
internal curves that enable the
updated
to
keep
documentation
controllers
t o
operate
in
current.
temperature units C, F and K, as
well as voltage in millivolts.
Use the following procedure for the
i n s t a l l a t i o n
o f
t h e
9 3 0 5
The
9305
utilizes
a
secondary
Thermocouple Input Card.
temperature sensor to monitor the
R e f e r e n c e
J u n c t i o n
(room)
WARNING
temperature
and
provide
curve
compensation.
The
Reference
Junction
Compensation
can
be
disabled so the 9305
can be
used
with
external
compensation
techniques.
An
Offset Adjustment is provided
1 .
Set the POWER switch to OFF and
adjacent to the Terminal Block to
disconnect the power cord from
compensate
for
thermocouple
the
unit.
Remove the three top
v a r i a t i o n s
a n d
s y s t e m
panel
screws and
slide the
irregularities.
panel
off.
Note
from
the
calibration
cover
the position
of the Input Slot the
9305
will
occupy.
COPYRIGHT
6/88
LSCI
9305-1
To prevent shock
hazard,
the instrument
and
disconnect
it
from
A c
line
power and all test
equip
nt
before
removing
cover.
turn
off
Advertisement
