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1756-L55M12

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1756-L55M12
1756-L55M12 Wiring

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  • 1756-L55M12
  • 1756-L55M12 Wiring
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The Allen-Bradley 1756-L55M12 module provides 750 KB of user memory and 200 KB of I/O memory. Non-volatile memory is not available on the 1756-L55M12. Optional CompactFlash memory modules are available for non-volatile memory: the 1784-CF64 module provides 64 MB memory and the 1784-CF128 module provides 128 MB memory for permanently storing user programs. The module includes an integrated RS-232 serial port. Optional modules available for communication include Remote I/O, Ethernet, DeviceNet. ControlNet and DH+. A 1747-CP3 or 1756-CP3 serial cable is recommended for use as a programming cable.

The 1756-L55M12 can be installed in any slot of a ControlLogix chassis. The ControlLogix systems support multiple controllers per chassis which communicate via the chassis backplane. The current consumption of the 1756-L55M12 is 1230 milliamps at 5 Volts and 14 milliamps at 24 Volts. The maximum power dissipation of the controller module is 5.6 Watts and the maximum thermal dissipation is 19.1 BTU/hour. The 1756-L55M12 module supports 3 different battery modules. The 1756-BA1 battery provides a minimum of 63 days of battery life at 25 degrees Celsius. The 175-BATM and 1756-BATA battery modules provide a minimum of 299 days of battery life at 25 degrees Celsius. The storage and operating temperature ranges for the 1756-L55M12 are -40 to 85 degrees Celsius and 0 to 60 degrees Celsius. The supported range of relative humidity is from 5 to 95% (non-condensing). The vibration rating of the module is 2G at 10 to 500 Hertz. The shock ratings for storage and operation are 50G and 30G, respectively.

Other Automation ControlLogix

SKU 2170305  UPC 0799705794634

1756L55M12 Allen Bradley ControlLogix Processor, 750K Memory, 208K Input/Output AB Rockwell Automation

Troubleshooting and Product Information for 1756-L55M12

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ControlLogix 1756-L55M12
Weight: 2 Lbs
Dimensions: 6"x6"x3"In
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1756-L55M12
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Weight: 2 Lbs
Dimensions: 6"x6"x3"In
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Available Revisions:

1756-L55M12 , CIM1756-L55M12

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