Loading ...
Loading ...
Loading ...
525B
Users Manual
6-6
Testing DC Current
Use the 8508A and the precision shunt to measure the 525B output as shown in
Figure 6-2. Take the Voltage reading from the 8508A and divide it by the 742A-1
actual value to determine the current output. Verify the measurements listed in
Table 6-4.
525B
8508A DCV Function
Current Shunt
mA
Output
Terminals
INPUT
OUTPUT
HI
VOLTS
mA
RTD
HI
LO
HI
LO
LO
TC
SENSE
INPUT/OUTPUT
4W RTD
SET RECALL
LOCAL EXP
AUTOSET
INPUT
OUTPUT
ZERO
RNG LOCK
C / F
CJC SETUP
20V PK
MAX
100V MAX
100mA MAX
20V PK
MAX
20V PK
MAX
0
•
1
2
3
4
5
6
7
8
9
/
VOLTS
mA
TYPE
UNITS
TC
RTD
SHIFT
ENTER
STBY
OPR
CE
fcn25f.eps
Figure 6-2. Measuring DC Current
Table 6-4. Measuring DC Current
100 mA
output (A)
Volt
Current
(I=E/R)
742A-1
Shunt Value
90 Day (µA)
Spec
1 Year (A)
Spec
0.000
Direct into 8508A
Current Input,
Autorange
2.0 2.0
25.000 4.1 4.5
75.000 8.3 9.5
100.000 10.5 12.0
1.888.610.7664 sales@GlobalTestSupply.com
Fluke-Direct.com
Loading ...
Loading ...
Loading ...