Specifications
A–6
Publication
17946.5.2 - May 1996
Specifications
- 1794IE4XOE2/B 4 Input/2 Output Analog Combo Module
Current Load on Voltage Output 3mA maximum
Resistive Load on mA Output 15 750 ohms
Absolute Accuracy
1
Voltage Terminal
Current Terminal
0.133% Full Scale @ 25
o
C
0.425% Full Scale @ 25
o
C
Accuracy Drift with Temperature
Voltage Terminal
Current Terminal
0.0045% Full Scale/
o
C
0.0069% Full Scale/
o
C
General
Specifications
Module Location Cat. No. 1794TB2, TB3 Terminal Base Unit
Flexbus Current 20mA
Power Dissipation 4.0W maximum @ 31.2V dc
Thermal Dissipation Maximum 13.6 BTU/hr @ 31.2V dc
Keyswitch Position 5
Calibration None Required
Indicators 1 green power indicator
Isolation Voltage Tested at 850V dc for 1s between user and system
No isolation between individual channels
External dc Power
Supply Voltage
Voltage Range
Supply Current
24V dc nominal
19.2 to 31.2V dc (includes 5% ac ripple)
70mA @ 24V dc
Dimensions Inches
(Millimeters)
1.8H x 3.7W x 2.1D
(45.7 x 94.0 x 53.3)
Environmental Conditions
Operational Temperature
Storage Temperature
Relative Humidity
Shock Operating
Nonoperating
Vibration
0 to 55
o
C (32 to 131
o
F)
-40 to 85
o
C (-40 to 185
o
F)
5 to 95% noncondensing (operating)
5 to 80% noncondensing (nonoperating)
30 g peak acceleration, 11(+
1)ms pulse width
50 g peak acceleration, 11(+
1)ms pulse width
Tested 5 g @ 10-500Hz per IEC 6826
Conductors Wire Size
Category
12 gauge (4mm
2
) stranded maximum
3/64 inch (1.2mm) insulation maximum
2
2
Agency Certification
(when product or packaging is marked)
• CSA certified
• CSA Class I, Division 2, Groups A, B, C, D certified
• UL listed
• CE marked for all applicable directives
Installation Instruction Publication 17945.15
1
Includes
of
fset, gain, nonlinearity and repeatability error terms.
2
Use this conductor category information for planning conductor routing as described in publication 17704.1, Wiring and
Grounding Guidelines for Noise Immunity
."
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