Description

Detailed Technical Spec Sheet

• Brand: Allen‑Bradley (Rockwell Automation)
• Model: 1746-NO81
• Series: SLC 500 PLC I/O Module
• Type: 8-Ch Analog Output Module
• Condition: Brand New Original
• Stock: In Stock Immediately
• Delivery Time: Shipped within 3 working days after payment
• Warranty: 12-month full functional warranty
• Number of Channels: 8 single-ended analog outputs
• Output Signal Range: 4–20 mA DC
• Resolution: 12-bit digital resolution
• Channel Isolation: Group isolation per 4 channels
• Load Resistance: Max 500 Ω per channel
• Backplane Supply: Powered via SLC 500 rack backplane
• Power Consumption: 500 mA at 5 VDC backplane
• Indicator: LED status lights for power, fault and channel activity
• Operating Temperature: 0°C ~ +60°C
• Storage Temperature: -40°C ~ +85°C
• Enclosure Rating: Industrial PCB with dust-proof slot housing
• Mounting: Slide-in installation for SLC 500 4/7/10/13 slot racks
• Application: Water treatment, packaging machinery, chemical DCS control, production line PLC spare replacement
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SEO Main Description Paragraph

The Allen‑Bradley 1746-NO81 is a reliable analog output expansion module designed exclusively for Rockwell SLC 500 PLC systems. This 1746-NO81 module provides 8 channels of standard 4–20mA analog signals to precisely control frequency converters, regulating valves and proportional actuators across automated production facilities. Featuring group channel isolation and 12-bit high resolution, the 1746-NO81 delivers stable analog control signals and minimizes signal interference in complex industrial wiring environments. Simple slide-in rack mounting reduces on-site replacement time for maintenance engineers and system integrators. Every Allen‑Bradley 1746-NO811 unit undergoes full electrical testing prior to delivery, supported by instant spot inventory and long-term warranty to eliminate long production downtime caused by damaged PLC I/O modules.