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Allen-Bradley 1746-A7 SLC 500 7-Slot Modular Chassis

Allen-Bradley 1746-A7 SLC 500 7-Slot Modular Chassis

 
 
ALLEN-BRADLEY · SLC 500
1746
A7
7-Slot Modular Chassis
□ □ □ □ □ □ □
MODULAR SLC FOUNDATION
 
 
CHASSIS
7
Slots
FORM FACTOR
SLOT TYPE
modular chassis
SLOTS
7
module positions
TEMPERATURE
0–60°C
32–140°F
SYSTEM
SLC 500
modular hardware
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SLC 500 • 7-Slot Modular Chassis
Allen-Bradley 1746-A7 | SLC 500 7-Slot Modular Chassis
Application Position
The 1746-A7 is a seven-slot modular chassis for SLC 500 processors, I/O and related modules. It forms the physical backplane for a modular SLC system.
Designed around the modular SLC 500 architecture, with the exact electrical role determined by the catalog number and installed system configuration.
CORE ENGINEERING PROFILE
Chassis type SLC 500 modular chassis
Available module positions 7 slots
Form factor Slot-type modular chassis
Operating temperature 0…60 °C (32…140 °F)
Power supply arrangement Dedicated SLC power supply mounts on the left side of the chassis
System role Houses processor or adapter and 1746 I/O modules
Expansion Modular chassis can be interconnected in an SLC system
Family alternatives 1746-A4, 1746-A10 and 1746-A13 provide other slot capacities
Typical planning factor Select slot capacity with future I/O expansion in mind
For retrofit work, count the installed modules, confirm the processor/adapter position, check power-supply compatibility and leave appropriate capacity for planned expansion. When linking modular chassis, use the correct interconnect arrangement for the enclosure spacing.
FAMILY / SYSTEM RELATIONSHIP
Where 1746-A7 fits in the SLC 500 architecture
The 1746-A7 sits at the chassis level rather than the individual I/O level. It accepts the modular 1746 I/O architecture and can host the processor or adapter as part of an SLC 500 system. The 1746-A4 is the smaller four-slot option, while 1746-A10 and 1746-A13 provide larger modular capacities. Each modular chassis requires its own power supply. Selection lens
For retrofit work, count the installed modules, confirm the processor/adapter position, check power-supply compatibility and leave appropriate capacity for planned expansion. When linking modular chassis, use the correct interconnect arrangement for the enclosure spacing.
◌ 1746 I/O   •   SLC 500 backplane   •   modular control architecture   •   field wiring compatibility ◌
DIRECT INDUSTRIAL SUPPORT
Need a confirmed part match or urgent quotation?
SALES MANAGER
Miya Zheng
EMAIL
sales@amikon.cn
PHONE / WHATSAPP
+86 180 2077 6792
For quotation requests, please provide part number, quantity, destination, required date and machine/system application when available.
After-receipt care: Please contact us within 7 days of receiving the item if a question arises. Returned items should remain in original condition with a specific return reason. A return or replacement can be arranged after the returned item is received. Shipping costs associated with the return are the buyer's responsibility.
Purchase-Focused FAQ
Q1. Allen-Bradley 1746-A7 — Why use 1746-A7 instead of a larger SLC chassis?
The seven-slot capacity can match a compact modular SLC architecture while avoiding the physical size of a 10- or 13-slot chassis. The correct choice depends on the current module count and planned expansion.
Q2. Allen-Bradley 1746-A7 — Can 1746-A7 be treated as an I/O module itself?
No. It is the modular chassis/backplane that houses the processor or adapter and I/O modules. The chassis provides the structural and electrical platform for those modules.
Q3. Allen-Bradley 1746-A7 — How does 1746-A7 affect an SLC replacement project?
The available seven slots determine how the processor/adapter and I/O modules are arranged. A replacement plan should account for every occupied position and the selected power supply before hardware is moved.
Q4. Allen-Bradley 1746-A7 — Can multiple 1746-A7 chassis be connected in one SLC system?
SLC modular chassis can be connected using chassis interconnect cables, with up to three chassis supported in the modular architecture. Cable type and enclosure spacing need to be matched to the installation.
Q5. Allen-Bradley 1746-A7 — What temperature range is specified for 1746-A7?
Rockwell Automation specifies an operating temperature range of 0…60 °C (32…140 °F). Cabinet thermal design should keep the installed chassis within that range.
Related Industrial Models
PR6423/002-0306ES7288-3AR04-0AA1MTL831CSENSION1KJ2221X1-BA1IC695CPU320ZR802GA6500-UM125720-01160-AA02NPS1IC694MDL645E25A-A4P8N104ALR121-S51MVME162-510APH8ERP-05PHC10103IC695CPU315-CGPR6423/013-0001900/65AIC694ALG223-BB133323-0125A-D024N104IC200PNS002-ABACM126ES7400-2JA10-0AA16ES7515-2PN03-0AB06SL3055-0AA00-4CA3IC694ALG392-FGKJ3208X1-BA2HQ40DIC200BEM003-CA160-AA08NSF1IC694ALG2212198-D032-ERS3MVME162-522AIC694ALG390CSENSION5135489-03X-AO 16 0151308307-1IC695ACC402X-DO 32 51IC693BEM340-DEKL2001X1-BC1X-AI 32 01SE5009133819-01IC695ACC400-AAIC695CPE302-BBABCC-PCNT01IC693CPU374-KZ25A-D030N104AAT145-S50IC694MDL930DIC695CMM002KJ3206X1-BA2VI702ALE111-S51DR300MORE HOTS ⇒
AMIKON • Industrial Automation Parts Supply • SLC 500 Support
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