Product Specifications

Part Number	1771-A4B
Number of I/O Slots	16
Max Backplane Current	24 Amperes (at 5 Volts DC)
Relative Humidity	5-95% non-condensing
Operating Temperature Range	32 to 140 °F (0 to 60 °C)
Storage Temperature Range	-40 to 185 °F (-40 to 85 °C)
Vibration	2 g (at 10-500 Hz)
Power Supply Modules	3-8 Amperes
External Power Supplies	6.5-16 Amperes

The 1771-A4B I/O chassis is engineered for robust performance within the PLC 5 system architecture. This configuration allows for a total of 16 slots, accommodating several modular components essential for your application.

Compatibility is versatile with various processors, particularly those rated between 2 and 4 amps that possess integral power supplies. Additionally, you can utilize power supply modules with ratings from 3 to 8 amps. External power supplies intended for this chassis must be rated between 6.5 and 16 amps. Furthermore, the leftmost slot is dedicated for processor module installation as well as the I/O adapter module. Communication modules and I/O modules can occupy any slot but are restricted from the leftmost slot, similar to power supply module installations. All these features combine to make the 1771-A4B an adaptable and essential component for performance-driven industrial setups.

Frequently asked questions：

What is the 1771-A4B?
It is a legacy 16-slot universal I/O chassis for the PLC-5 system, providing the physical housing and electronic backplane for processors and I/O modules.

How many I/O slots does the 1771-A4B have?
The 1771-A4B has 16 I/O slots.

What is the maximum backplane current rating of the 1771-A4B?
This 1771-A4B’s maximum backplane Current is 24 Amperes.

What is the supported mounting method of the 1771-A4B?
The 1771-A4B supports Panel mounting.

Product Applications

Oil and Gas
Iron and Steel Smelting
Power Generation
Cement and Mining
Water Treatment
Marine & Heavy Machinery

Grab an Extra Discount - Contact Sales Manager Lisa Lin Today :
:sales7@amikon.cn :+86-18965423501 :AMKPLC

We provide a 12-month warranty and worldwide stock availability to guarantee smooth integration and prompt delivery for your daily operations.

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Amikon offer you
✓ lower your support costs
✓ Large number of inventory
✓ Support door-to-door inspection
✓ Courier partners: DHL, UPS, TNT, FedEx
✓ Provide on-going availability of automation replacement parts
✓ Technical specification, manuals and data sheets: Available on request.

Professional team
— Sales department
24/7 hours service.Deal your request for any PLC DCS products promptly, patiently and professionally.
— Engineering department
Ensure that there are no quality problems in the products.All products will be examed before shipment.
— Financial department
Check payment and refund in time.
— Warehouse department
Careful checking the goods listing and careful packing, shipping goods in time.
— After-sales service department
Full-time after-sales service team, under the sales department, the user can put the timely response to service requests.

What we can supply you?

We offer quality products of a wide range of brands, enabling the parts that meet your replacement needs can be found.
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BENTLY NEVADA
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• Proximity Probes : 330130-040-00-00, 330105-02-12-10-02-00, 330130-085-00-00
• Proximity Sensor : 330180-50-00, 330180-91-05, 330780-50-00, 330180-91-00
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• Fisher : 01984-4282-0001, 01984-2518-0002
• Ovation : IC31132G01, 1C31234G01, 5X00058G01, 5X00167G01, 1C31194G01
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