Rockwell Automation 1794-IJ2XT FLEX I/O Frequency Input Modules User Manual - Manual (Page 67)

Publication 1794-6.5.11 - September 2011
Specifications 57
Power dissipation, max 4.6W @ 31.2V DC
Thermal dissipation, max 15.6 BTU/hr @ 31.2V DC
Indicators (field side driven,
logic side indication) 1 green/red power/status indicator
4 yellow status indicators (Freq 0, 1, Gate 0, 1)
4 red wire-off indicators (Freq 0, 1, Gate 0, 1)
2 yellow status indicators (Out 0, Out 1) – logic side
Keyswitch position 1
Wire size Determined by installed terminal base
Wiring category
(1) 2 – on signal ports
3 – on power ports
Wire type Shielded on signal ports
Terminal screw torque Determined by installed terminal base
Enclosure type rating None (open-style)
North American temp code T4A
IEC temp code T4
(1) Use this Conductor Category information for planning conductor routing. Refer to Industrial Automation Wiring
and Grounding Guidelines, publication
1770-4.1 .
Environmental Specifications
Attribute Value
Temperature, operating IEC 60068-2-1 (Test Ad, Operating Cold),
IEC 60068-2-2 (Test Bd, Operating Dry Heat),
IEC 60068-2-14 (Test Nb, Operating Thermal Shock):
0…55 °C (32…131 °F) – 1794-IJ2 and 1794-IJ2K
-20…70 °C (-4…158 °F) – 1794-IJ2XT
Temperature,
non-operating IEC 60068-2-1 (Test Ab, Unpackaged Non-operating Cold),
IEC 60068-2-2 (Test Bb, Unpackaged Non-operating Dry Heat),
IEC 60068-2-14 (Test Na, Unpackaged Non-operating
Thermal Shock):
-40…85 °C (-40…185 °F)
Relative humidity IEC 60068-2-30 (Test Db, Unpackaged Damp Heat):
5…95% noncondensing
Vibration IEC 60068-2-6 (Test Fc, Operating):
5 g @ 10…500 Hz
Shock, operating IEC 60068-2-27 (Test Ea, Unpackaged Shock):
30 g
Shock, non-operating IEC 60068-2-27 (Test Ea, Unpackaged Shock):
50 g
Emissions CISPR 11:
Group 1, Class A (with appropriate enclosure)
General Specifications
Attribute Value