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19
6.3 DC mA Measurement
Range
Maximum
measurement
range
Resolution
Accuracy (% of r Counts)
ETX-1815
ETX-2015
20mA
0
~
24mA
0.001mA
0.05+2
0.02+2
-10
℃~
18
℃,
+28
℃~
55
℃
temperature coefficient,±0.005%FS/
℃
.
Input resistance:
<
100Ω.
6.4 DC mA Source
Range
Maximum
output range
Resolution
Accuracy (% of r Counts)
ETX-1815
ETX-2015
20mA
0
~
24mA
0.001mA
0.05+2
0.02+2
20mA
(Transducer
simulation)
0
~
24mA
0.001mA
0.05+2
0.02+2
-10
℃~
18
℃,
+28
℃~
55
℃
temperature coefficient,±0.005%FS/
℃
.
Maximum load voltage: 20V, equivalent to voltage of 20mA on 1000Ω load resistance.
6.5 Frequency Measurement
Range
Maximum
measurement
range
Resolution
Accuracy (% of r
Counts)
ETX-1815
ETX-2015
100Hz
1
~
99.999Hz
0.001Hz
0.02+1
0.01+1
1000Hz
100
~
999.99Hz
0.01Hz