Input specifications – 2085-if4 and 2085-if8 – Rockwell Automation 2085 Micro800 Discrete and Analog Expansion I/O Modules User Manual
Page 59
Rockwell Automation Publication 2080-UM003A-EN-E - March 2013
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Specifications Appendix A
Wire size
Wiring category
(1)
2 – on signal ports
Wire type
Shielded
Terminal screw
torque
0.5…0.6 Nm
(4.4…5.3 lb-in.)
(2)
Power dissipation,
total
1.7 W
3.7 W
1.75 W
Enclosure type rating
Meets IP20
Status indicators
1 green health
indicator
1 green health
indicator
1 green health indicator
8 red error indicators
Isolation voltage
50V (continuous), Reinforced Insulation Type, channel to system and channel
to channel.
Type tested @ 720V DC for 60 s
North American
temp code
T4
(1) Use this Conductor Category information for planning conductor routing. Refer to Industrial Automation Wiring
and Grounding Guidelines, publication
.
(2) RTB hold down screws should be tightened by hand. They should not be tightened using a power tool.
Input Specifications – 2085-IF4 and 2085-IF8
Attribute
2085-IF4
2085-IF8
Number of inputs
4
8
Resolution
Voltage
Current
14 bits (13 bits plus sign bit)
1.28 mV/cnt unipolar; 1.28 mV/cnt bipolar
1.28
μA/cnt
Data format
Left justified, 16 bit 2s complement
Conversion type
SAR
Update rate
< 2 ms per enabled channel without 50 Hz/60 Hz rejection,
< 8 ms for all channel,
8 ms with 50 Hz/60 Hz rejection
Step response time up to 63%
2-point Moving Average Filter
4-point Moving Average Filter
8-point Moving Average Filter
50/60 Hz Rejection Filter
4…16 ms (for 1…8 enabled channels)
6…24 ms (for 1…8 enabled channels)
12…60 ms (for 1…8 enabled channels)
600 ms (for 1…8 enabled channels)
Input current terminal, user
configurable
4…20 mA (default)
0…20 mA
Input voltage terminal, user
configurable
±10V
0…10V
Input impedance
Voltage terminal >1 M
Ω
Current terminal <100
Ω
2085-IF4, 2085-IF8, 2085-OF4 Analog Input and Output Modules
Attribute
2085-IF4
2085-OF4
2085-IF8
Min
Max
Solid
0.34 mm
2
(22 AWG)
2.5 mm
2
(14 AWG)
Copper wire rated @ 90 °C
(194 °F), or greater,
1.2 mm
(3/64 in.) insulation max
Stranded
0.20 mm
2
2.5 mm
2
(14 AWG)