The Allen-Bradley/Rockwell Automation 1756-L55 processor module is an integral component for ControlLogix systems, known for its high-quality performance and compliance with North American and European industrial standards, including IEC 60068. Engineered for robustness, it features an RS-232 communication port, handles a backplane current of 1.23 to 1.25 Amps at 5.1 Volts DC, and supports a continuous isolation voltage of 30 Volts. With an operational temperature range from 0 to 60 degrees Celsius and a thermal dissipation rate between 19.1 to 19.4 BTU per hour, this module is designed for reliability in demanding environments, ready to withstand voltages up to 707 Volts DC under testing conditions.
Technical specifications for 1756-L55
Brand
Allen-Bradley / Rockwell Automation
Series
ControlLogix
Part Number
1756-L55
User memory
None
Backplane current at 5.1 Volts DC
1.23 to 1.25 Amps
Backplane current at 24 Volts DC
0.014 Amps
Power dissipation
5.6 to 5.7 Watts
Thermal dissipation
19.1 to 19.4 BTU per hour
Isolation voltage
30 Volts (continuous)
Enclosure type
None (Open-style)
Battery
Included (1756-BA1)
Operating temperature
0 to 60 degrees Celsius (32 to 140 degrees Fahrenheit)
Storage temperature
-40 to 85 degrees Celsius (-40 to 185 degrees Fahrenheit)
