Rockwell Automation 1797-OB4D FLEX Ex 24V DC Nonisolated Source 4 Output Module User Manual
Page 16
16 FLEX Ex I/O 24V DC 4 Non-Isolated Source Output Module
Publication
1797-5.6 - June 2011
Power supply
(+V, -V Intrinsically safe)
U
i
< 9.5V DC
I
i
< 1 A
L
i
= Negligible
C
i
= Negligible
Module field-side
power consumption
7.5 W
Power dissipation
5 W
Thermal dissipation
17.07 BTU/hr
Module location
1797-TB3 or 1797-TB3S Terminal base unit
Conductors wire size, max
4 mm
2
(12 gauge) stranded
1.2 mm (3/64 in.) insulation
Dimensions
HxWxD
46 x 94 x 75 mm
(1.8 x 3.7 x 2.95 in.)
Weight, approx.
200 g (7.05 oz.)
Keyswitch position
7
Environmental Specification
Attribute
Value
Temperature, operating
-20…+70
°
C (-4…+158
°
F)
Temperature, storage
-40…+85
°
C (-40…+185
°
F)
Relative humidity
5…95% noncondensing
Shock, operating
Tested to 15 g peak acceleration, 11(+1) ms pulse width
Shock, nonoperating
Tested to 15 g peak acceleration, 11(+1) ms pulse width
Vibration
Tested 2 g @ 10…500 Hz per IEC68-2-6
General