84
Chapter 4 Specifications
Chapter 4
Specifications
DaqPRO
Inputs
•
8 channel differential inputs
•
Selectable type for each
input: 0-24 mA, 0-50 mV,
0-10 V, NTC, PT-100,
Thermocouple,
Pulse counter (Input 1 only),
Frequency (Input 1 only) and
User Defined sensors
Input types
0
–
24 mA
Range
0 to 24 mA
Resolution
0.47
µ
A
Accuracy
±
0.5 %
Loop impedance
21
Ω
Maximum load
30 mA, 5.2 V
0
–
50 mV
Range
0 to 50 mV
Resolution
3
µ
V
Accuracy
±
0.5 %
Input impedance
50 M
Ω
Maximum voltage
5.2 V
0
–
10 V
Range
0 to 10 V
Resolution
200
µ
V
Accuracy
±
0.5 %
Input impedance
125 K
Ω
Maximum voltage
25 V
Temperature NTC-1
NTC
–
10 K
Ω
resistor
Range
-25 to 150
º
C
Resolution
0.05
º
C
Accuracy
±
0.5 %
Temperature NTC-2
NTC
–
100 K
Ω
resistor
Range
-25 to 150
º
C
Resolution
0.05
º
C
Accuracy
±
0.5 %
Temperature PT100
Range
-200
º
C to 400
º
C
Resolution
0.1
º
C (7 m
Ω
)
Accuracy
-200 to -50
º
C
±
0.5 %
50 to 400
º
C
±
0.5 %
-50 to 50
º
C
±
0.5
º
C
Possible to connect up to 8
PT100 2-wires or 4 PT100 3-
wires
Temperature Thermocouple J
Range
-200
º
C to 1,200
º
C
Resolution
0.1
º
C (1
µ
V)
Accuracy
-200 to -50
º
C
±
0.5 %
50 to 1200
º
C
±
0.5 %
-50 to 50
º
C
±
0.5
º
C
Cold junction compensation
±
0.3
º
C
Temperature Thermocouple K
Range
-250 to 1200
º
C
Resolution
0.1
º
C (1
µ
V)
Accuracy
-250 to -50
º
C
±
0.5 %
50 to 1200
º
C
±
0.5 %
-50 to 50
º
C
±
0.5
º
C
Cold junction compensation
±
0.3
º
C
Temperature Thermocouple T
Range
-200 to 400
º
C
Resolution
0.1
º
C (1
µ
V)
Accuracy
-200 to -50
º
C
±
0.5 %
50 to 400
º
C
±
0.5 %
-50 to 50
º
C
±
0.5
º
C
Cold junction compensation
±
0.3
º
C
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