Rockwell Automation 1794-OE8H, Series B Flex I/O Output HART Module Installation Instructions User Manual
Page 30

30 FLEX I/O 8 Output HART Analog Module
Publication
1794-IN109D-EN-P - January 2014
Flexbus current external
input
(2)
5V DC 80 mA
24V DC 190 mA
Power dissipation, max
6.1 W @ 31.2V DC
Enclosure type rating
None (open-style)
Terminal base screw torque
Determined by installed terminal base
Wire size
Determined by installed terminal base
Wiring category
(3)
2 - on signal ports
2 - on power ports
Wire type
Shielded on signal ports
Thermal dissipation, max
20.8BTU/hr @31.2V DC
Keyswitch position
4
Dimensions (HxWxD),
approx.
46.0 x 94.0 x 75.0 mm (1.8 x 3.7 x 2.95 in.)
Weight, approx.
200 g (7.05 oz)
North American
temperature code
T4A
IEC Temp Code
T4
(1)
Includes offset, gain, nonlinearity. and repeatability error terms.
(2)
If 24V DC is removed from the module, input resistance = 10 k
Ω.
(3)
Use this Conductor Category information for planning conductor routing. Refer to Industrial
Automation Wiring and Grounding Guidelines, publication
FLEX I/O 8 Output HART Analog Module - 1794-OE8H, Series B
Attribute
Value