Rockwell Automation 1756-CN2RXT

Selling Points

  • 11. Redundant Media Capability: The 1756-CN2RXT supports redundant media, ensuring continuous operation even in the event of a primary connection failure. This enhances system reliability and uptime.;
  • 22. High-Speed Data Transfer: Designed for high-speed performance, this module provides efficient and reliable data transfer, making it ideal for critical control applications.;
  • 33. Temperature Range: Operating in a wide temperature range of -25°C to 70°C, the 1756-CN2RXT is suitable for use in harsh and corrosive environments, including those with extreme temperatures.;
  • 44. Deterministic Data Transfer: The ControlNet network ensures deterministic, repeatable transfers of critical control data, which is essential for applications requiring precise and reliable control.;
  • 55. Explosion-Proof Certification: The module is certified for use in areas with explosive atmospheres, meeting Zone 2 classification according to ATEX directive 2014/34/EU and IEC 60079-0 standards.
Product Details
1756-CN2RXT
Rockwell Automation

Technical Specifications

Detailed engineering parameters based on manufacturer documentation

ParameterValueParameterValue
Dimension Unit
CM
Weight Unit
KG
Weight
0.54
Stock Status
NON_STOCKED
Dimension Length
23.368
Dimension Width
18.034
Lead Time
5
Dimension Height
5.588
Quick Turnaround
false
Preferred Availability
false
Repairable
NOT_REPAIRABLE
Module location
Chassis based, any slot
Weight, approx
0.293 kg
IEC temperature code
T4
North American temperature code
T4A
Radiated RF immunity
10 V/m with 1 kHz sine-wave 80% AM from 80...2000 MHz, 10 V/m with 200 Hz 50% Pulse 100% AM @ 900 MHz, 10 V/m with 200 Hz 50% Pulse 100% AM @ 1890 MHz, 3 V/m with 1 kHz sine-wave 80% AM from 2000...2700 MHz
Operating temperature
-25 to 70 °C
Surge transient immunity
±2 kV line-earth (CM) on ControlNet ports
Conducted RF immunity
10V rms with 1 kHz sine-wave 80% AM from 150 kHz...80 MHz
Shock
Operating: 30 G, Nonoperating: 30g, 1756-CN2RXT/C, Nonoperating: 50g, 1756-CN2RXT/B
Relative humidity
5...95% noncondensing
EFT/B immunity
±3kV @ 5kHz on ControlNet ports
ESD immunity
6 kV contact discharges, 8 kV air discharges
Vibration
2 G @ 10...500 Hz
Emissions
CISPR 11: Class A
Storage temperature
-40 to 85 °C
Surrounding air temperature, max
70 °C
Voltage and current ratings
1.3A @ 5.1V DC
Slot width
1 None
Radio standard UMTS
False
Radio standard GSM
False
Radio standard GPRS
False
Supporting protocol for SafetyBUS p
False
Supporting protocol for PROFIsafe
False
Supporting protocol for PROFINET IO
False
Supporting protocol for PROFINET CBA
False
Supporting protocol for Foundation Fieldbus
False
Supporting protocol for AS-Interface Safety at Work
False
Radio standard Wi-Fi 802.11
False
Radio standard Bluetooth
False
Supporting protocol for INTERBUS-Safety
False
Supporting protocol for SERCOS
False
With potential separation
False
Supporting protocol for SUCONET
False
Supporting protocol for Data-Highway
False
Supporting protocol for Modbus
False
Supporting protocol for KNX
False
Supporting protocol for INTERBUS
False
Supporting protocol for CAN
False
Supporting protocol for PROFIBUS
False
Supporting protocol for ASI
False
Supporting protocol for LON
False
Isolation voltage
30V (continuous), Basic Insulation Type, ControlNet A/B to Backplane, ControlNet A to ControlNet B, USB to, ControlNet A/B, and USB to Backplane, Type tested at 500V AC @ 60s
Connections supported, max
131 maximum
Wiring category
1 - on ControlNet ports, 3 - on USB port
ControlNet cable
1786-RG6 quad shield RG6 coaxial cable
Current draw
1300mA @ 5.1V DC, 3mA @ 24V DC
Number of nodes, max
99 nodes
Enclosure type rating
None (open-style)
ControlNet port
2 ControlNet BNC
Thermal dissipation
22.9 btu/h
Power dissipation
6.6 W
Logix communication connections
128 None
Transmission rate
5000 kbps
Supporting protocol for EtherNet/IP
False
Supporting protocol for DeviceNet Safety
False
IO link master
False
Redundancy
True
Supporting protocol for other bus systems
True
Supporting protocol for DeviceNet
False
Supporting protocol for TCP/IP
False
With optical interface
False

Specifications may be subject to change without notice