1756-A4: 4 Slot ControlLogix Chassis for Modular Control Systems
The 1756-A4 is the 4 Slot ControlLogix Chassis for Modular Control Systems covered on this page. The attribute that decides whether it fits the existing installation without modification is 263 x 169 x 145 mm.
The reason to specify this exact variant is 4 slot controllogix chassis for modular control systems. A processor or controller is selected on memory, scan time and platform compatibility before anything else. 4 slot controllogix chassis for modular control systems sets how much programme fits, how fast the logic executes and which I/O and networks the unit can host — the three things that decide whether an existing application migrates without a rewrite. Confirming 263 x 169 x 145 mm against the installed controller family is the check that prevents a processor that boots but cannot run the existing project.
| Feature | Specification |
|---|---|
| Manufacturer | Rockwell Automation |
| Brand | Allen-Bradley |
| Part Number | 1756-A4 |
| Slots | 4 |
| Backplane current @1.2V DC | 1.5 A |
| @3.3V DC | 4 A |
| @5.1V DC | 15 A chassis / 6 A slot |
| @24V DC | 2.8 A |
| Power dissipation | 6.1 BTU/hr |
| Power consumption | 1.8 W |
| Dimensions | 263 x 169 x 145 mm |
| Weight | 0.75 kg |
| Mounting | Horizontal |
| Enclosure | Open. |
Datasheet & Downloads
Specification sheet for 1756-A4. For lead time, condition and price, contact our team.
Related Configurations
Other published configurations in the same family — confirm the distinguishing specification against your installation:
| Related Part Number | Configuration Difference |
|---|---|
| allen-bradley-1756-a10-10-slot-controllogix-chassis | confirm the configuration against your installation |
| allen-bradley-1756-a13-13-slot-controllogix-chassis | confirm the configuration against your installation |
| allen-bradley-1756-a17-17-slot-controllogix-chassis-for-modular-i-o-systems | confirm the configuration against your installation |
| allen-bradley-1756-a7-7-slot-controllogix-chassis-for-modular-pac-systems | confirm the configuration against your installation |
Availability & Condition at AutoDCSTech
| Part Number | 1756-A4 |
|---|---|
| Availability | In Stock |
| Condition | New |
| Warranty | One Year |
| Origin | US |
