© Associated Research 2017
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Appendix B – Instrument Specifications
3240 Functional Specifications
Unless otherwise stated, accuracy’s are relative to a laboratory standard measurement.
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C
INPUT
Voltage
100 - 120VAC / 200 - 240VAC±10% Auto Range
Frequency
50/60Hz ± 5%
Fuse
10A / 250VAC Slow-Blow
GROUND BOND
Range
Resolution
Accuracy
Output AC Current, At
1.00 - 40.00
0.01
± (3% of s 3 counts)
Output Voltage, Vac
Open Circuit Mode
3.00 - 8.00
0.01
± (3% of s 3 counts) O.C.
Output Frequency, Hz
50Hz/60Hz ± 0.1%, User Selection
Output Regulation
± (1% of 0.02A), Within maximum load limits, and over input voltage range.
Maximum Loading
1.00 - 10.00A/0 - 600mΩ
10.01 - 30.00A/0 - 200mΩ
30.01 - 40.00A/0 - 150mΩ
SETTINGS
Range
Resolution
Accuracy
Lead Resistance Offset, mΩ
0 - 100
1
± (2% of s 2 counts)
HI and LO-Limit Resistance,
mΩ
0 - 150 (30.01-40.00A), 0 = OFF 1
(2% of s 2 counts)
0 - 200 (10.01-30.00A), 0 = OFF
0 - 600 (1.00-10.00A), 0 = OFF
0 = Off
Fix Ramp Timer, second
0.1
0.1
± (0.1% + 0.05 sec)
Dwell Timer, second
0, 0.5 - 999.9
(0 = continuous)
0.1
± (0.1% + 0.05 sec)
HI and LO-Limit Voltage, V
0 - 6.00 , 0 = OFF
0.01
± (2% of s 2 counts)
Offset, V
0.00-4.00
0.01
± (2% of s 2 counts)
