Allen Bradley Flex 16 Point Digital Output Module 1794-OB16


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  • Manufacturer: Allen Bradley – PLC
  • Product Type: PLC/Programmable Logic Controller
  • Part Number: 1794-OB16
  • Series: Flex I/O 1794
  • UPC: 10612598137852
SKU: 1794-OB16 Category:


The 1794-OB16 is a FLEX I/O Digital DC Output Module by Allen-Bradley and Rockwell Automation. It has 16 current, sourcing outputs and an output current rating of 8.0 Amperes (16 outputs at 0.5 Amperes). This hardware has a 50 Volt continuous isolation voltage with basic insulation type.

  • Product Description: Flex IO DC Output Module
  • Operating Shock: 30 g
  • Vibration: 5g @ 10 to 500 Hz
  • Storage Temperature: -40 to 85 C (-40 to 185 F)
  • Operating Temperature: 0 to 55 C (32 to 131 F)
  • Wire Size: Determined by installed terminal base
  • Mounting: DIN Rail
  • Enclosure: Open-type
  • Keyswitch position: 2
  • Indicators: 16 Yellow status indicators
  • ON state Voltage, nom: 24VDC
  • ON state Voltage, max.: 31.2VDC
  • ON state Voltage, min: 10VDC
  • Terminal base: 1794-TB2,1794-TB3,1794-TB3S, 1794-TB3K, 1794- TB3SK
  • Number of Outputs: 16, sourcing
  • Product Type: Flex I/O Digital DC Output Module
  • Outputs: 16 Sourcing Current
  • On-state Voltage nom.: 24V DC
  • Output Current Rating: 8.0A
  • On-state Current max.: 500mA per Channel
  • On-state Voltage Drop max.: 0.5V DC
  • Off-state Leakage Current max.: 0.5mA
  • Isolation Voltage: 50V Continuous
  • Flexbus Current: 80mA @ 5V DC
  • Power Dissipation: 5.3W @ 31.2V DC max.
  • Thermal Dissipation: 18.1 BTU/hr. @ 31.2V DC max.

The Allen-Bradley 1794-OB16 is a FLEX I/O Digital DC Output Module by Allen-Bradley and Rockwell Automation. It has 16 current, sourcing outputs and a 50 Volt continuous isolation voltage with basic insulation type. The 1794-OB16 has an output current rating of 8.0 Amperes (16 outputs at 0.5 Amperes). On-state voltage output minimum is 10 Volts DC and nominal on-state voltage output is 24 Volts DC; maximum on-state voltage output is 31.2 Volts DC. The 1794-OB16 has a minimum on-state current output of 1.0 milliamperes per channel and a maximum on-state current output of 500 milliamperes per channel. It has a maximum on-state voltage drop of 0.5 Volts DC and a surge current of 2 Amperes for 50 milliseconds, repeatable every 2 seconds.

The 1794-OB16 by Allen-Bradley and Rockwell Automation has a maximum off-state leakage current of 0.5 milliamperes and a FlexBus current of 80 milliamperes at 5 Volts DC. Maximum power dissipation is 5.3 Watts at 31.2 Volts DC and maximum thermal dissipation is 18.1 British Thermal Units (BTU) per hour at 31.2 Volts DC. General specifications for the 1794-OB16 include a maximum off-state voltage of 31.2 Volts DC and approximate dimensions of 94 x 94 x 69 millimeters, or 3.7 x 3.7 x 2.7 inches. The 1794-OB16 has an approximate weight of 78 grams, or 2.75 ounces. It has 16 yellow LED status indicators and has an open-style enclosure type rating (none). Environmental specifications include an operating temperature range between -20 and 55 degrees Celsius and a non-operating temperature range between -40 and 85 degrees Celsius.

Additional information

Weight 0.1 kg


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