PRODUCT INFORMATION
Product Overview
The Allen-Bradley 1746-A7 is a 7-slot chassis designed for the SLC 500 modular system. This hardware assembly provides seven slots to seat SLC 500 processors and input or output modules. It supports panel mounting configurations using four integrated mounting tabs.
The backplane handles a maximum current of 10 Amps at 5.1V DC. It also manages up to 2.88 Amps at 24V DC for installed module circuits. Operators can interconnect this unit with up to two other chassis using optional interconnect cables.
TECHNICAL DATA
Technical Specifications
| Parameter | Specification |
|---|
| Connections to Other Chassis | Supported with up to 2 other chassis |
|---|
| Maximum Backplane Current at 24V DC | 2.88 Amps |
|---|
| Maximum Backplane Current at 5.1V DC | 10 Amps |
|---|
| Mounting Option | Panel mounting option |
|---|
| Number of Mounting Tabs | 4 Tabs |
|---|
| Number of Slots | 7 Slots |
|---|
| Operating Temperature | 32 to 140 degrees Fahrenheit |
|---|
| Optional Chassis Interconnect Cables | Supported |
|---|
| Relative Humidity | 5 to 95%, non-condensing |
|---|
| Required Mounting Tab Screws | Phillips screws with star washers or SEM screws |
|---|
| Storage Temperature | -40 to 185 degrees Fahrenheit |
|---|
| UPC | 662468415361 |
|---|
| Weight | 3.00 lbs (1.36 kg) |
|---|
TECHNICAL INFORMATION
Features
- Accommodates up to seven SLC 500 processor or I/O modules.
- Provides backplane current capacity of 10 Amps at 5.1V DC.
- Supplies backplane current capacity of 2.88 Amps at 24V DC.
- Enables panel mounting via four dedicated mounting tabs.
- Connects to up to two additional chassis through optional interconnect cables.
TECHNICAL INFORMATION
Connections / Interfaces
- Features a backplane bus linking seven module slots.
- Supports interconnection with up to two other chassis.
- Utilizes optional chassis interconnect cables to expand system rack capacity.
TECHNICAL INFORMATION
Installation Guidelines
- Secure the chassis to a panel using the four mounting tabs.
- Fasten mounting tabs with Phillips screws and star washers or SEM screws.
- Ensure ambient operating temperatures remain between 32 and 140 degrees Fahrenheit.
- Maintain non-condensing relative humidity between 5% and 95% during system operation.
PART VERIFICATION
Before You Order
Industrial automation parts can share similar model names, suffixes and revisions. Confirm the complete manufacturer Part Number before purchase.
01Check Part NumberMatch the complete ordering code on the existing unit.
02Confirm RevisionCheck suffix, hardware or firmware when applicable.
03Send a Label PhotoWe can review a clear label photo when identification is uncertain.
ORDERING PROCESS
From RFQ to Dispatch
1Submit Part Number2Verify Product Identity3Confirm Stock & Condition4Issue Quotation5Dispatch & Tracking
PRODUCT FAQ
Frequently Asked Questions
How many module slots are provided on the 1746-A7 chassis?
The 1746-A7 features seven dedicated slots for SLC 500 processor and I/O modules.
What is the maximum backplane current capacity for the 1746-A7?
The backplane delivers up to 10 Amps at 5.1V DC and 2.88 Amps at 24V DC.
Can the 1746-A7 chassis be linked to other chassis?
Yes, you can interconnect it with up to two other chassis using optional interconnect cables.
