Tektronix TEKTOOLS DMM155 Instructions Manual page 13

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Accuracy (DMM157)
Resolution (by range)
2V
20 V
200V
600 V
DC Current
Ranges
Accuracy (DMM155)
Accuracy (DMM157)
Overload Protection
mA input
10A input
Resolution (by range)
2 mA
200 mA
10 A
AC Current
Ranges
Accuracy (DMM155)
1 mV
10 mV
100 mV
1 V
2 mA, 200 mA, 10 A (10 A range:
30 seconds maximum above
10 A input up to 13A)
2 mA, 200 mA ranges:
± (1.2% reading + 2 digits)
10 A range:
± (2.5% reading + 5 digits)
2 mA, 200 mA ranges:
± (1.0% reading + 2 digits)
10 A range:
± (2.5% reading + 3 digits)
1 A (240 V) fast-blow fuse
13 A (240 V) fast-blow fuse
1A
100 pA
10 mA
2-mA, 200 mA, 10 A (10 A range:
30 seconds maximum above
10 A input up to 13A)
2 mA, 200 mA ranges:
± (1.7% reading + 4 digits)
50 Hz to 400 Hz
10 A range:
± (2.9% reading + 7 digits)
50 Hz to 400 Hz
2 mA, 200 mA ranges:
± (1.5% reading + 4 digits)
50 Hz to 400 Hz
10 A range:
± (2.9% reading + 5 digits)
50 Hz to 400 Hz
1 A (240 V) fast-blow fuse
13 A (240 V) fast-blow fuse
Overload Protection
mA input
10 A input
Resolution (by range)
2 mA
200 mA
10 A
Resistance
Ranges
1 pA
100 pA
10 mA
200 0, 2 kO, 20 kO, 200 kO, 2 MO,
20 MO. (20 MO range measures
approximately 2 MO to 20 MO
only.)
Accuracy (DMM155)
20 MO Range
200 0 Range
Other Ranges
Accuracy (DMM157)
20 MO Range
200 0 Range
Other Ranges
Overload Protection
Test Voltage
Low-Power Ohms
Open-Circuit
Voltage
High-Power Ohms
Open-Circuit
Voltage
± (2.5% reading + 4 digits)
± (1.2% reading + 2 digits)
± (1.0% reading + 2 digits)
± (1.9% reading + 4 digits)
± (1.0% reading + 2 digits)
± (0.8% reading + 2 digits)
600 VDC/VACRms all ranges
Approximately 450 mV
Approximately 900 mV
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