Allen-Bradley 1747-OC Series, User Manual

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1747-UM001A-US-P - March 2000
Specifications A-3
Table A.C
Environmental specifications
Table A.D
Communication cables (not provided with the CPU)
Characteristic: 1747-OCE series 1747-OCF
slot temperature
operating
with chassis fan
1
:
0 to 60
°
C (32 to 140
°
F)
without chassis fan:
0 to 50
°
C (32 to 122
°
F)
with chassis fan:
0 to 60
°
C (32 to 140
°
F)
storage –40 to 85 ° C (–40 to 185 ° F) –40 to 85 ° C (–40 to 185 ° F)
relative humidity 5% to 95% noncondensing 5% to 95% noncondensing
vibration
•
10 to 500 Hz
•
2.0 G maximum peak
acceleration
•
0.012 in (peak-to-peak)
displacement
•
10 to 500 Hz
•
2.0 G maximum peak
acceleration
•
0.012 in (peak-to-peak)
displacement
shock
operating
storage 30G peak for 11ms
50G peak for 11ms 30G peak for 11ms
50G peak for 11ms
weight 14 oz. (396.9 g) 11 oz. (311.85 g)
backplane current 2.25 A @ 5V dc 2.50 A @ 5V dc
agency
certification
(when product or
packaging is
marked) UL A191 identified
CE for all applicable directives
CSA Class 1, Division 2, Groups
A, B, C, D, Temp Code T5 UL A191 identified
CE for all applicable directives
CSA Class 1, Division 2, Groups
A, B, C, D, Temp Code T5
1
The operating temperature of the 1747-OCE without the chassis fan is only 0° to 30° C (32° to 86° F) so we
recommend that you always use the chassis fan.
Communication: Specifications:
serial requires adapter cable 1747-OCS92, which contains
two 2-ft. (0.61 m) serial adapter cables
Communication rate: Maximum cable length:
RS-232 50 ft. (15.24 m)
RS-422 4000 ft. (1219.20 m)
RS-485 4000 ft. (1219.20 m)
parallel requires adapter cable 1747-OCP252, which contains
one 2-ft. (0.61 m) parallel adapter cable;
maximum cable length: 10 ft. (3.05 m)
Allen-Bradley HMIs