ADCMT 7352A - 7.1.3 Ach Resistance Measurement (2 W-Ach;LP-2 W-Ach)

7352 Series Digital Multimeter Operation Manual
7.1.3 Ach Resistance Measurement (2W-Ach and LP-2W-Ach)
7-5
7.1.3 Ach Resistance Measurement (2W-Ach and LP-2W-Ach)
2W resistance measurement
Low power resistance measurement (LP-2W)
Response time: 200 M = 2 s
(Time until the measurement value reaches within 0.1% of the final value)
20 M = 0.5 s
(Time until the measurement value reaches within 0.1% of the final value)
Voltage between input terminals without connections:
7.5 V or less
Maximum allowable applied voltage
Input
terminal
Range
Maximum display Resolution
Measurement
current
Measurement accuracy *1
(% of reading + digits)
Temperature
coefficient
(ppm of reading
+ digits)/C
FAST
MED/
SLOW1, 2
FAST
MED/
SLOW1, 2
FAST MED SLOW1, 2
Auto-
zero
ON
Auto-
zero
OFF
VHz-
COM A
200  199.99 199.999 10 m 1 m 1 mA 0.02+4 0.02+9 0.02+8 20+1 20+2
2000  1999.9 1999.99 100 m 10 m 1 mA 0.02+2 0.02+5 0.014+3 15+0.25 15+1.5
20 k 19.999 19.9999 1  100 m 100 A 0.02+2 0.02+5 0.014+3 15+0.25 15+1.5
200 k 199.99 199.999 10  1  10 A 0.02+2 0.02+5 0.02+5 20+0.25 20+1.5
2000 k 1999.9 1999.99 100  10  1 A 0.03+2 0.03+10 0.03+10 35+2 35+5
20 M 19.999 19.9999 1 k 100  100 nA 0.2+2 0.2+10 0.2+10 155+2 155+5
200 M 199.99 199.999 10 k 1 k 10 nA 1.5+2 1.5+10 1.5+10 1500+2 1500+5
Input
terminal
Range
Maximum display Resolution
Measurement
current
Measurement accuracy *1
(% of reading + digits)
Temperature
coefficient
(ppm of reading
+ digits)/C
FAST
MED/
SLOW1, 2
FAST
MED/
SLOW1, 2
FAST MED SLOW1, 2
Auto-
zero
ON
Auto-
zero
OFF
VHz-
COM A
200  199.99 199.999 10 m 1 m 1 mA 0.02+4 0.02+9 0.02+8 20+1 20+5
2000  1999.9 1999.99 100 m 10 m 100 A 0.03+4 0.03+9 0.03+8 20+1 20+3
20 k 19.999 19.9999 1  100 m 10 A 0.03+4 0.03+9 0.03+8 20+1 20+3
200 k 199.99 199.999 10  1  1 A 0.03+4 0.03+9 0.03+8 30+1 30+3
2000 k 1999.9 1999.99 100  10  100 nA 0.2+4 0.2+12 0.2+12 150+2 150+5
20 M 19.999 19.9999 1 k 100  10 nA 1.5+5 1.5+50 1.5+50 1500+2 1500+5
*1: For Auto-zero ON For Auto-zero OFF, 2 digits are added to the digit term. In addition, the resistance of the measurement cable and
an offset error of 0.3  are added.
Between VHz and COM A terminals 1000 Vpeak
Between COM A terminal and the chassis 500 V
Between COM A and COM B terminals 200 V