How many ControlNet ports does the 1756-CN2R have?

The 1756-CN2R has dual ControlNet communication interface.

What is the appropriate ControlNet cable used by the 1756-CN2R?

The 1756-CN2R requires use of 1786-RG6 quad shield RG6 coaxial cable.

What are compatible chassis for installations of the 1756-CN2R?

Compatible ControlLogix chassis are 1756-A4, 1756-A7, 1756-A10, 1756-A13 and 1756-A17.

Does the 1756-CN2R support redundant ControlNet topology?

Yes. The 1756-CN2R support redundant ControlNet network.

How many slots f the chassis does this module occupy?

The 1756-CN2R is a single slot module.

What is the maximum number of ControlLogix connection does this module support?

Up to 128 Logix connections is supported by the 1756-CN2R.

Product image is representative; revision or series may vary. Contact us to request a specific version.

1756-CN2R

MUNICATION MODULE

In Stock

Product Describe：

1756-CN2R
COMMUNICATION MODULE
CONTROLLOGIX
1300 MA AT 5.1 VDC
A/B to backplane
970 mA at 5.1 VDC
1.7 mA at 24 VDC
30 V (Continuous)

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Technical specifications FAQ

Technical specifications for 1756-CN2R

Manufacturer:

Allen-Bradley
Product Category:

PLC Systems
Spare Part Number:

1756CN2R
Estimated shipping dimensions:

14x13.2x3.5cm
Weight:

0.25 kg
Tariff Code:

8537101190
Counliy of origin:

USA
Maximum Connections:

131
Communication Port:

Two (2) ControlNet; One (1) USB
ControlNet Data Transfer speed:

5 Mbps
Input Current:

1300 milliamps at 5.1 Volts DC, 3 milliamps at 24 Volts DC
Power Dissipation:

6.7 Watts
Backplane current:

1.3 A at 5.1 VDC; 3 mA at 24VDC
Thermal dissipation:

21.28 BTU/hr

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FAQS

How many ControlNet ports does the 1756-CN2R have?

The 1756-CN2R has dual ControlNet communication interface.
What is the appropriate ControlNet cable used by the 1756-CN2R?

The 1756-CN2R requires use of 1786-RG6 quad shield RG6 coaxial cable.
What are compatible chassis for installations of the 1756-CN2R?

Compatible ControlLogix chassis are 1756-A4, 1756-A7, 1756-A10, 1756-A13 and 1756-A17.
Does the 1756-CN2R support redundant ControlNet topology?

Yes. The 1756-CN2R support redundant ControlNet network.
How many slots f the chassis does this module occupy?

The 1756-CN2R is a single slot module.
What is the maximum number of ControlLogix connection does this module support?

Up to 128 Logix connections is supported by the 1756-CN2R.

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Disclaimer: We are not an authorized distributor or distributor of the product manufacturer of this website, The product may have older date codes or be an older series than that available direct from the factory or authorized dealers. Because our company is not an authorized distributor of this product, the Original Manufacturer`s warranty does not apply.While many DCS PLC products will have firmware already installed, Our company makes no representation as to whether a DSC PLC product will or will not have firmware and, if it does have firmware, whether the firmware is the revision level that you need for your application. Our company also makes no representations as to your ability or right to download or otherwise obtain firmware for the product from our company, its distributors, or any other source. Our company also makes no representations as to your right to install any such firmware on the product. Our company will not obtain or supply firmware on your behalf. It is your obligation to comply with the terms of any End-User License Agreement or similar document related to obtaining or installing firmware.

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