7451A/7461A/7461P Digital Multimeter Operation Manual
7.1.8 Continuity Measurement
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7.1.8 Continuity Measurement
• 7461A/61P
• 7451A
7.1.9 Temperature Measurement (TEMP-2W, TEMP-3W, TEMP-4W)
7461P
Platinum resistance bulb Pt100 (compliant with JIS C1604-1997) or
JPt100 (compliant with JIS C1604-1981)
Measurement range PT100 -200
C to +850
C
JPt100 -200
C to +649
C
Linearization Digital calculation
Wire connection 2W, 3W or 4W
Allowable wire resistance 10 or lower (except 2W)
Measurement unit C, F or K
Range Maximum display Resolution Measurement current
1000 1199.999 1 m 1 mA
Specifications not described above are the same as those in the 1000 range in the 2W measurement.
Continuity judgment setting range: 1 to 1000
Range Maximum display Resolution Measurement current
3000 3199.99 10 m 1 mA
Specifications not described above are the same as those in the 3000 range in the 2W measurement.
Continuity judgment setting range: 1 to 1000
Resolution
Measurement
current
Measurement accuracy
(% of reading + C)*1
Temperature coefficient
(ppm of reading + C)/C *1
90 days, 235 C 1 year, 235 C
0.001 C 1 mA 0.006 + 0.06 0.008 + 0.06 6 + 0.003
*1 4W, RATE: SLOW2, not including the measurement probe accuracy
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