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Allen Bradley PLC 5 1771-OC

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1771-OC

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The Allen-Bradley/Rockwell Automation 1771-OC output module is an 8-channel digital DC output module. It is available from the Allen-Bradley PLC 5 product line. The 1771-OC 8-channel digital DC output module has ESD immunity and a conformal coating to protect it. This output module is rated for 8 kilovolts of air discharge, 4 kilovolts of contact discharge, 0.9 to 16.9 Watts of power discharge, and 3 to 57.6 BTU per hour of thermal discharge. The 1771-OC 8-channel digital DC output module can operate at 32 to 140 degrees Fahrenheit and it can be stored at -40 to 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 1771-OC

ManufacturerAllen Bradley
CategoryPLCs
Product LinePLC 5
Part Number1771-OC
Weight1.25 lbs (0.57 kg)
Module TypeDigital DC Output Module
Number of Outputs8 Outputs
Voltage Category10-60 Volts DC, Source
DC Operating Voltage42-53 Volts
Backplane Current165 Miliamperes
Max Continuous Current Per Output1.5 Amperes
Max Continuous Current Per Module8 Amperes
Wiring Arm1771-WH
CoatingConformal Coat
Data FormatBDC or Natural Binary
Typical AC Signal Delay (Off)45 (+/- 15) ms
Typical DC Signal Delay (Off)50 ms
Model StatusEarlier Model

The 1771-OC DC Output Driver Module by Allen Bradley can function in a temperature range of 0 to 60 degrees Celsius; best stored in a zone within -40 and 85 degrees Celsius, its noncondensing relative humidity can hang between 5% and 95%.

With an output current rating of 1.5 A per output, a maximum OFF-State leakage current of 1 mA per output, and a maximum ON-State voltage drop of 2 Volts DC, this module can withstand 1500 Volts of AC power for 60 seconds at a time as determined by tests. Its ESD immunity is contact discharges of 4 kV with air discharges around 8 kV. Dissipating power between 0.9 and 16.9 (minimum and maximum) Watts, its Thermal dissipation hangs between 3.0 and 57.6 (minimum and maximum) BTU an hour.

The 1771-OC has a backplane current of maximum 165 mA (at 5 Volts of DC) and ranges from 52 to 53 Volts DC for input voltage. The circuit board module can be placed in 2 places on the rear edge; keying bands’ position on the backplane connector should accord with the slot, in order to insert the 1771-OC module. Any connector can be entered to the chassis I/O for reception of this unit, excluding the furthest left connector which should be reserved for an adapter or processor module. Remember to place keying bands between 4 and 6 and between 20 and 22.

Revision Part #Also known as
1771-OC Ser 01771-OC/0, Series 0, Rev 0
1771-OC Ser A1771-OC/A, Series A, Rev A
1771-OC Ser B1771-OC/B, Series B, Rev B
1771-OC Ser C1771-OC/C, Series C, Rev C
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