Valhalla 2300, Руководство по эксплуатации

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8-4-2. Current Calibration
)
When calibrating Models 2301 and
2301L, only steps 1 through 16 need be
performed.
1) Connect the DVM low lead to a phase A
shield screw, high lead to
φ
AIC5 pin 6.
Adjust
φ
AR9 for 0V ±10mV DC.
Disconnect the DVM.
2) Connect the 2300 as shown in Figure 8-4
using the 1 amp shunt.
3) Select
φ
A and the 1 amp range.
4) Apply 1.0000 amp and adjust MBR11 for
a display of 1.0000.
5) Apply 0.1000 amp and adjust MBR128
for a display of 0.1000.
6) Repeat steps 4 and 5 for minimum
interaction.
7) Select the 0.5 amp range.
8) Apply 0.5000 amps and adjust MBR13
for a display of 0.5000.
9) Select the 0.2 amp range.
10)
Apply 0.2000 amps and adjust
MBR15 for a display of 0.2000.
11)
Connect the 2300 as shown in Figure
8-4 using the 10 amp shunt.
12)
Select the 5 amp range.
13) Apply 5.000 amps
φ
AR5 for a display
of 5.000.
14)
Connect the 2300 as shown in Figure
8-4 using the 100 amp shunt.
15)
Select the 50 amp range.
16) Apply 50.00 amps and adjust
φ
AR7
for a display of 50.00. Disconnect the
current calibrator.
17) Connect the DVM low lead to a
φ
B
shield screw, high lead to
φ
BIC5 pin
6. Adjust
φ
BR9 for 0V ±10mV DC.
Remove the DVM.
18)
Connect the 2300 as shown in Figure
8-5 using the 1 amp shunt.
19)
Select
φ
B and the 1 amp range.
20) Apply 1.0000 amp and adjust
φ
BR16
for a display of 1.0000.
21) Apply 0.1000 amp and adjust
MBR228 for a display of 0.1000.
22) Repeat steps 20 and 21 for minimum
interaction.
23)
Select the 0.5 amp range.
24) Apply 0.5000 amps and adjust
φ
BR15
for a display of 0.5000.
25)
Select the 0.2 amp range.
26) Apply 0.2000 amps and adjust
φ
BR12
for a display of 0.2000.
27)
Connect the 2300 as shown in Figure
8-5 using the 10 amp shunt.
28)
Select the 5 amp range.
29) Apply 5.000 amps and adjust
φ
BR5
for a display of 5.000.
30)
Connect the 2300 as shown in Figure
8-5 using the 100 amp shunt.
31)
Select 50 amp range.
32) Apply 50.00 amps and adjust
φ
BR7
for a display of 50.00. Disconnect the
current calibrator.
33) Connect the DVM low lead to a
φ
C
shield screw, high lead to
φ
CIC5 pin
6. Adjust
φ
CR9 for 0V ±10mV DC.
Remove the DVM.
34)
Connect the 2300 as shown in Figure
8-6 using the 1 amp shunt.
35)
Select
φ
C and the 1 amp range.