Allen-Bradley ControlLogix 1756-OF6CI User manual

Publication 1756-5.36 - September 1999
Installation Instructions
ControlLogix
Current Loop Output Module
(Catalog Number 1756-OF6CI)
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To: See page:
Prevent Electrostatic Discharge 2
See Removal and Insertion Under Power (RIUP) 2
Understand Compliance to European Union Directive 3
Note the Power Requirements 4
Identify the Module Components 4
Install the Module 5
Key the Removable Terminal Block/Interface Module 6
Wire the Removable Terminal Block 7
Assemble the Removable Terminal Block and the Housing 11
Install the Removable Terminal Block onto the Module 12
Check the Indicators 13
Remove the Removable Terminal Block from the Module 14
Remove the Module 14
See Specifications 15
Understand CSA Hazardous Location Approval 16
Allen-Bradley Drives

2ControlLogix Current Loop Output Module
Publication 1756-5.36 - September 1999
Prevent Electrostatic Discharge
Removal and Insertion Under Power (RIUP)
ATTENTION
!
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ATTENTION
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ControlLogix Current Loop Output Module 3
Publication 1756-5.36 - September 1999
Understand Compliance to European Union Directive
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Allen-Bradley Drives

4ControlLogix Current Loop Output Module
Publication 1756-5.36 - September 1999
Note the Power Requirements
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Identify the Module Components
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Removable Terminal Block and Housing
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20966-M
Side view Front view
1756-OF6CI module RTB door label

ControlLogix Current Loop Output Module 5
Publication 1756-5.36 - September 1999
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Install the Module
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20861–M 20862–M
21
Align circuit board with top and
bottom chassis guides.
Slide module into chassis
until module tabs ‘click’.
Printed
Circuit
Board
Locking tab
Allen-Bradley Drives

6ControlLogix Current Loop Output Module
Publication 1756-5.36 - September 1999
Key the Removable Terminal Block/Interface Module
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20850–M
U-shaped
Keying Band
20851–M
12
0
34567
Wedge-shaped
Keying Tab
Begin keying in
section #6 or #7.
Module side of RTB

ControlLogix Current Loop Output Module 7
Publication 1756-5.36 - September 1999
Wire the Removable Terminal Block
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Connect grounded end of the cable
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Connect ungrounded end of the cable
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20104-M
20918-M
a. Remove a length
of cable jacket
from the
connecting cable.
b. Pull the foil shield
and bare drain
wire from the
insulated wire.
c. Twist the foilshield
and drain wire
together to form a
single strand.
d. Attach a groundlug
and apply heat
shrink tubing to the
exit area.
e. Connect the drain wire to a
chassis mounting tab.
Use any chassis mounting
tab that is designated as a
functional signal ground.
Chassis mounting tab
Drain wire with ground lug
4M or 5M (#10 or #12)
phillips screw and star
washer (or SEM screw)
4M or 5M (#10 or #12)
star washer
Allen-Bradley Drives

8ControlLogix Current Loop Output Module
Publication 1756-5.36 - September 1999
For the Spring Clamp RTB
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For the NEMA Screw RTB
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:LUHWKHWHUPLQDOV
20863–M

ControlLogix Current Loop Output Module 9
Publication 1756-5.36 - September 1999
Wiring example
20967-M
12
34
56
78
910
1112
1314
1516
1718
1920
i
NOTE: Place additional devices anywhere in the loop.
OUT-1
ALT-1
RTN-1
OUT-3
RTN-3
Not used
OUT-5
ALT-5
ALT-3
RTN-5
OUT-0
ALT-0
RTN-0
OUT-2
RTN-2
Not used
OUT-4
ALT-4
ALT-2
RTN-4
User Analog
Output Device
Shield Ground
1756-OF6CI wiring example for loads of 0-550Ω
Allen-Bradley Drives

10 ControlLogix Current Loop Output Module
Publication 1756-5.36 - September 1999
$IWHUILHOGVLGHZLULQJLVFRPSOHWHVHFXUHWKHZLUHVLQWKHVWUDLQUHOLHIDUHDZLWKDFDEOHWLH
40854-M
12
34
56
78
910
1112
1314
1516
1718
1920
i
NOTE: Place additional devices anywhere in the loop.
OUT-1
ALT-1
RTN-1
OUT-3
RTN-3
Not used
OUT-5
ALT-5
ALT-3
RTN-5
OUT-0
ALT-0
RTN-0
OUT-2
RTN-2
Not used
OUT-4
ALT-4
ALT-2
RTN-4
User Analog
Output Device
Shield Ground
1756-OF6CI wiring example for loads of 551-1000Ω