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1768-CNBR Allen-Bradley
Original price
$0.00
-
Original price
$841.50
Original price
$841.50
$0.00
-
$841.50
Current price
$841.50
Trusted By
Product Details
Specifications provided for reference. Verify critical details against official manufacturer documentation before installation.
Product Overview
The 1768-CNBR is an Allen-Bradley CompactLogix L4X ControlNet Redundant Bridge Module. It serves as a communication interface between the CompactLogix controller backplane and a ControlNet network, providing redundant ControlNet connectivity to improve system availability. Installed in CompactLogix systems, the 1768-CNBR enables bridging and redundant network paths for up to 99 ControlNet nodes at 5 Mbit/s, typically used in industrial automation systems where network uptime and reliability are essential.
Best Suited For
- CompactLogix L4X systems requiring redundant ControlNet connectivity
- Applications with high network availability requirements
- Bridging CompactLogix controllers to ControlNet networks
- Environments that tolerate 5 Mbit/s ControlNet maximum rate
Redundancy
True
ControlNet nodes, max
99
Ports
2 ControlNet BNC, 1 ControlNet RJ45
Power dissipation
5.14 W
Technical Specifications
I/O & Electrical
Input current
1 A @ 5.2 V DC
Power dissipation
5.14 W
Thermal dissipation
17.5 Btu/h
Communication & Power
Communication
ControlNet
ControlNet communication rate
5 Mbit/s
Interface
2 ControlNet BNC, 1 ControlNet RJ45
Isolation voltage
30 V (continuous), functional; type tested at 500 V AC for 60 s
Physical & Environmental
Operating temperature
0 to 60 °C
Non-operating temperature
-40 to 85 °C
Surrounding air temperature, max
60 °C
Relative humidity
5…95 % noncondensing
Vibration
5 G @ 10…500 Hz
Shock
Operating: 30 G
ESD immunity
6 kV contact, 8 kV air
EFT/B immunity
±2 kV @ 5 kHz on comm ports
Surge immunity
±1 kV line-earth (CM) on comm ports
Conducted RF immunity
10 V rms with 1 kHz, 80 % AM, 150 kHz…80 MHz
Radiated RF immunity
Up to 10 V/m over 80…2700 MHz spectrum with varied modulation
Dimensions (W×H×D)
56.7 mm × 132 mm × 105.1 mm
Weight, approx
0.293 kg
Mounting
DIN rail or panel mount; torque 1.16 Nm (10 in-lb), M4 or #8 screws
