Specifications – Rockwell Automation 1771-IE,D17716.5.7 ANAL.INPUT MOD. User Manual
Page 10
Overview of the Analog Input Module
Chapter 2
2Ć6
Inputs Per Module
8 singleĆended
Humidity Rating
5 to 95% (nonĆcondensing)
Input Voltage Ranges (nominal)
1 to 5 V
0 to 5 V
0 to 10 V
Ć10 to 10 V
Keying (between)
4 and 6
26 and 28
A/D Converter Type
successive approximation, monotonic
Input Current Ranges (nominal)
0 to 20 mA
4 to 20 mA
Ć20 to 20 mA
Input Overvoltage Protection
+35 VDC
25 VRMS (sinusoidal)
Input Overcurrent Protection
+30 mA
Input Impedance
10
10
Ohms for voltage ranges
250 Ohms (+0.1%) for current ranges
ElectricalĆOptical Isolation
between input circuit and control
logic: 1500 V
Backplane Current Requirement
400 mA at 5 VDC
Ambient Temperature Rating
operating: 0 to 60
o
C
(32 to 140
o
F)
storage Ć40 to 85
o
C
(Ć40 to 185
o
F)
Resolution
1 part in 256 (2
8
)
Linearity
+ 0.1% of full scale at 25
o
C
Offset
+0.15% of full scale at 25
o
C
Gain
+0.15% of full scale at 25
o
C
Quantizing Error
+1/2 LSB (0.19% of full scale)
Absolute Accuracy (including linearity, offset,
and gain at 25
o
C)
0.3% of full scale +1/2 LSB
Stability (drift over the full temperature
range)
temperature coefficient = +85 ppm/
o
C
of full scale
Inaccuracy (due to internal electrical noise)
3 sigma noise 0.2% RMS of full scale
Specifications