User's Manual

True-rms Digital Multimeters
Performance Tests
19
Table 4. 287/289 Performance Test Steps (cont.)
Display Reading
[1]
Step Function Range Input Level
Frequency
or Model
Lower
Limit
Upper
Limit
31.
VAC, Lo
Pass (289)
500.00 V 50 V 60 Hz 48.60 51.40
32.
VAC, Lo
Pass (289)
500.00 V 50 V 1600 Hz
[3]
0.00 8.00
33. VAC 500.00 V 500 V 10 kHz 497.75 502.25
34. VAC 1000.0 V 1000 V 10 kHz 993.5 1006.5
35. DC V 5.0000 V 4 V 3.9988 4.0012
36. DC V 50.000 V -40 V -40.012 -39.988
37. DC V 500.00 V 400 V 399.86 400.14
38. DC V 1000.0 V 600 V 599.6 600.4
39. DC V, DC/AC 5.0000 V 200 mV 0 Hz 0.1977 0.2023
40. DC V, AC/DC 5.0000 V 2 V 5 kHz 1.9640 2.0360
41.
ACV, Peak 5.000 V 4 V p-p, Sq.
wave, +1 V
offset
2 kHz
1.863 2.137
Put Meter’s rotary switch to Capacitance function and Range to 10 nF
Remove Test Leads from 5520A and REL offset
Reconnect Test Leads to 5520A
42 Capacitance 10.00 nF
[4]
5 nF 4.90 5.10
43 Diode Test 3.1000 V 3.5 kΩ 2.0000 3.1000
44 Diode Test 3.1000 V 0 Ω N/A N/A
Set 5520A for 2-Wire COMP and Connect in 4-Wire configuration
45 LoΩ (289) 50.000 Ω
[1]
0 Ω
Allow reading to stabilize
(5-10 seconds)
REL offset
46 LoΩ (289) 50.000 Ω 0.2 Ω
[2]
0.180 0.220
47 LoΩ (289) 50.000 Ω 50 Ω
[2]
49.905 50.095
Set 5520A for COMP off
Connect 5520A Auxiliary Output to Meter’s mA/μA and COM Input Terminals
48 μA AC 500.00 μA 500 μA 60 Hz 496.80 503.20
49 μA AC 500.00 μA 500 μA 30 kHz 492.85
[5]
507.15
[5]
50 μA AC 5000.0 μA 5000 μA 30 kHz 4928.5
[5]
5071.5
[5]
51 μA DC 500.00 μA 500 μA 499.42 500.58