Allen Bradley 1756-A7
The Allen-Bradley,Rockwell Automation 1756-A7 chassis is a small and compact chassis that is made for the Allen-Bradley ControlLogix systems. This chassis is one of the smallest ControlLogix chassis that is available and it has only 2 mounting tabs on the top and only 2 mounting tabs on the bottom. The 1756-A7 chassis can be installed with or without 2 SEM screws, but if it is installed without the SEM screws, then it needs 2 star washers in addition to 2 flat washers and 2 split-lock washers. Additionally, this chassis needs 4 Phillips screws if it does not have SEM screws, but it only needs 2 Phillips screws if it is used with SEM screws. The 1756-A7 chassis is open equipment which does not have an enclosure for protection.
This Allen Bradley 1756-A7 is supplied brand new by PartLogic for machine control, process automation, industrial communication, equipment maintenance and replacement applications. It forms part of our Industrial automation > Plc controllers > Chassis > Controllogix range and is referenced internally as PartLogic SKU PL26801466651.
Before ordering, please confirm the manufacturer part number, product specifications and compatibility with your existing equipment. If you are replacing a failed, obsolete or hard-to-find part, contact PartLogic and we can help check suitability or source related components.
| Manufacturer | Allen Bradley |
| Category | PLCs |
| Product Line | ControlLogix |
| Part Number | 1756-A7 |
| UPC | 612598129317 |
| Weight | 2.06 lbs (0.94 kg) |
| Mounting | Panel Mount |
| Module Type | Chassis |
| No. of slots | Seven (7) slots |
| Backplane Current, Chassis/Slot @ 1.2VDC | 1.5 A |
| Backplane Current, Chassis/Slot @ 3.3VDC | 4A/4 A |
| Backplane Current, Chassis/Slot @ 5.1VDC | 15 A/6 A |
| Backplane Current, Chassis/Slot @ 24VDC | 2.8 A/2.8 A |
| Orientation | Horizontal |
| No. of mounting tabs | Four (4) |
| Operating Temperature, Series B | 0°C to +60°C (+32°F to +140°F) |
| Operating Temperature, Series C | -25…+60 °C (-13…+140 °F) |
| Storage Temperature | -40°C to +85°C (-40°F to +185°F) |
| Cabinet size (HxWxD), min | 50.8 x 60.9 x 20.3 cm (20 x 24 x 8 in.) |
| Power dissipation, max | 4.5 W |
| Slots | 7 |
| Enclosure | Open |
| Backplane Current (5 Volts DC) | 10 Amps |
| Backplane Current (24 Volts DC) | 2.8 Amps |
| UNSPSC | 32151704 |
| Brand | Allen Bradley |
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