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Allen Bradley PLC 5 1785-M100

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1785-M100

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The 1785-M100 module is a memory module for controllers from the Allen-Bradley/Rockwell Automation PLC 5 series. Its memory capacity is 100K words. The 1785-M100 memory module can operate at altitudes of up to 2000 meters above sea level. It needs to be installed with enough open space around it for airflow and ventilation. The 1785-M100 memory module can operate at temperatures between 32 and 140 degrees Fahrenheit and it can be stored and transported at temperatures between -40 and 185 degrees Fahrenheit.

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Rockwell Disclaimer: The product is used surplus. DO Supply is not an authorized surplus dealer or affiliate for the Manufacturer of this product. The product may have older date codes or be an older series than that available direct from the factory or authorized dealers. Because DO Supply is not an authorized distributor of this product, the Original Manufacturer's warranty does not apply. While many Allen-Bradley PLC products will have firmware already installed, DO Supply makes no representation as to whether a 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. DO Supply also makes no representations as to your ability or right to download or otherwise obtain firmware for the product from Rockwell, its distributors, or any other source. DO Supply also makes no representations as to your right to install any such firmware on the product. DO Supply 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.

Technical specifications for 1785-M100

ManufacturerAllen Bradley
CategoryPLCs
Product LinePLC 5
Part Number1785-M100
UPC612598127542
Weight0.19 lbs (0.09 kg)
Module TypeMemory Device
Memory Size100 Kilowords
DescriptionEEPROM
FunctionProgram Backup
For This ProductStandard PLC-5 Processors
Number of Words6 Kilowords SRAM
Backplane Requirement2.5 Amperes at 5 Volts DC
Max Analog I/O3072
I/O Scan Time Per Rack10 ms at 57.6 kbits/s, 7 ms at 115.2 kbits/s, 3 ms at 230.4 mbits/s
Max I/O Chassis Total93
Max I/O Chassis Extended Local0
Max I/O Chassis Universal Remote32 Max. Per I/O Link
RS-232-C/422-A/423- A Ports1
Control Coprocessor Expansion PortYes
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The Allen-Bradley 1785-M100 is a PLC 5 Memory Device Module. The 1785-M100 has a memory size of 64K. The backplane current of this module is 2.5 A at 5V DC. The 1785-M100 can be used as a backup program. This module comes with the control coprocessor expansion port. The maximum I/O chassis universal remote of this module is 32 per I/O link. The maximum number of analog I/O for this module is 3072. The Allen-Bradley 1785-M100 has EEPROM and user-modifiable ROM which can be erased and reprogrammed repeatedly through applications higher than normal power supply voltage. Never remove this module under power. The Allen-Bradley 1785-M100 has been certified by the European Union 2004/108/EC EMC Directive. This module can operate at an altitude of up to 2000 m. This module has an operating shock of 30g at 11 ms. The nonoperating shock of this module is 50g at 11 ms. This module operates indoors only because this module cannot withstand excessive heat. The operating temperature of this module is 32-140 °F. The storage temperature of this module is -40-185 °F. The relative humidity of this module is from 5-95% non-condensing. Make adequate spacing around the terminal, inside the enclosure, and ensure adequate ventilation. The 1785-M100 has radiated RF immunity of 10 V/m with 1 kHz sine-wave 80% AM from 30-2000 MHz.

Revision Part #Also known as
1785-M100 Ser A1785-M100/A, Series A, Rev A
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