1794-OE12 Allen-Bradley Flex IO Analog Output Module

1794-OE12 High-Density Analog Output Module Overview

Key Technical Specifications of the 1794-OE12

• Brand: Allen-Bradley by 1794-OE12 - High Density Analog Output Module.
• Part Number: 1794-OE12 - Flex IO High Density Analog Output Module.
• Output Channels: Twelve (12) single-ended, non-isolated channels.
• Output Signal Types: 0-20 mA, 4-20 mA, and ±10VDC.
• Resolution: 16-bit using 2’s complement, left justified data format.
• Current Resolution: 0.641 µA per count for precise current control.
• Voltage Resolution: 320 µV per count for fine voltage adjustments.
• Absolute Accuracy: 0.1% of full scale at 25 °C for all signals.
• Accuracy Drift: 0.004% of full scale per °C for both voltage and current.

Electrical and Power Characteristics

• External DC Supply Nominal: Requires 24V DC for normal operation.
• External DC Supply Range: Accepts 10.0…31.2V DC including 5% AC ripple.
• FlexBus Current Draw: Consumes 80 mA from the backplane.
• External DC Current: Draws 720 mA at 10V DC and 320 mA at 24V DC.
• Power Dissipation: Reaches 4.0W at 31.2V DC and 4.3W at 24V DC.
• Thermal Dissipation: Dissipates 4.7 BTU/hr at 24V DC.
• Isolation Voltage: Provides 50V continuous basic insulation between user power and system.
• Testing Isolation: Passes 850V DC for 60 seconds during factory test.

Environmental and Mechanical Specifications

• Operating Temperature Range: Works from -20 to 60 °C (-4 to 140 °F).
• Storage Temperature Range: Withstands -40 to 85 °C (-40 to 185 °F).
• Relative Humidity: Operates in 5-95% non-condensing humidity levels.
• Operating Shock Rating: Tolerates 30 g of shock during use.
• Non-Operating Shock: Survives up to 50 g when not powered.
• Vibration Resistance: Withstands 5 g at 10 to 500 Hz frequency range.
• Mounting Method: Installs easily on a standard DIN rail

Frequently Asked Questions (FAQ)

• Q: Is the 1794-OE12 brand new and original?
  A: Yes, we supply only a brand new, original Allen-Bradley 1794-OE12 module.
• Q: What is the output range before configuration?
  A: The module outputs 0 mA until you configure it for 4-20mA, 0-20mA, or ±10V.
• Q: Does the module provide channel-to-channel isolation?
  A: No, the 1794-OE12 has non-isolated channels with no isolation between them.
• Q: Can I use this module in a high vibration environment?
  A: Yes, it tolerates 5g vibration at 10-500 Hz and 30g operating shock.
• Q: What terminal base do I need?
  A: You need the 1794-TB3G or 1794-TB3GS terminal base with keyswitch position 4.
• Q: What is the resolution for current outputs?
  A: The current resolution is 0.641 µA per count for fine analog control.
• Q: How long does shipping take?
  A: We ship within 5 days using FedEx, UPS, or DHL. Delivery time depends on your location.
• Q: Do you accept returns?
  A: Yes, we support a 30-day return policy from the date you receive the item.

Contact Information Inquiries: Email us at sales@nex-auto.com or call us via +86 153 9242 9628 (WhatsApp).

Partner NexAuto Technology Limited: https://www.nex-auto.com/