Product Details
Product Description
The 1783-US8T is an 8-port unmanaged Fast Ethernet switch with 24V DC/AC input, low 4.6 W power consumption, and compact 114.5 × 76.8 × 45.6 mm enclosure suitable for industrial networks.
Technical Specifications
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Manufacturer: Allen-Bradley
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Part Number: 1783-US8T
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Product Line: Stratix 2000
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Total Ports: 8 Fast Ethernet RJ45
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SFP Ports: 0
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Power Input: 24V DC (12–48V), 18–30V AC, 50/60 Hz, SELV
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Max Power Consumption: 4.6 W
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Nominal Current: DC 250 mA, AC 500 mA
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Max Current: DC 510 mA, AC 1100 mA
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Max Inrush Current: 1.31 A
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Ground Wire Size: 2.5 mm² (14 AWG), rated 86°C above ambient
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DC Power Terminal Torque: 4.5–5.0 in-lb (0.50–0.56 N·m)
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Power Terminal Screw Torque: 8.05 in-lb
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Max Ground Terminal Torque: Open-style/None
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Enclosure Dimensions (H × W × D): 114.5 × 76.8 × 45.6 mm (4.50 × 3.02 × 1.80 in)
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Weight: 0.34 kg (0.75 lbs)
Applications
Ideal for small industrial networks requiring simple unmanaged connectivity with Fast Ethernet ports. Can be mounted in control panels or enclosures.
FAQ
Q: Can this switch be used in harsh environments?
A: Yes, the compact enclosure supports standard industrial panel mounting.
Q: Does it support fiber connections?
A: No, this model has 8 RJ45 Fast Ethernet ports and no SFP slots.
Q: What power sources are supported?
A: 12–48V DC or 18–30V AC, 50/60 Hz.
Additional Information
- 100% Genuine Parts: All products are original and authentic, ensuring reliable industrial performance.
- 30-Day Refund Guarantee: Return any in-stock item within 30 days in original, unopened packaging for a full refund (excluding shipping and fees).
- 12-Month Warranty: Covers defects in materials or workmanship; excludes misuse, normal wear, or unauthorized modifications.
- Worldwide Shipping: We ship via USPS, UPS, FedEx, and DHL. Delivery times vary by country and may be subject to customs or import fees.
- Support & Contact: Technical and warranty assistance is available anytime. Contact us here: Contact.
- Purchase Guidance: Check product specifications and compatibility carefully before ordering to ensure proper application.
Tech & Buying Guide
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Why Programmable Logic Controllers Drop into Stop Mode: An Expert Analysis
Industrial automation systems rely heavily on Programmable Logic Controllers (PLCs) to maintain uninterrupted production. When a PLC unexpectedly shifts from Run to Stop mode, whole manufacturing lines stall.
As control systems evolve across modern factory automation, understanding the root causes of these interruptions helps engineers minimize costly downtime. This technical guide breaks down why PLCs trip into Stop mode and provides practical strategies to mitigate system faults.
Understanding Root Causes of Unplanned PLC Stop Mode in Industrial Automation
Modern Programmable Logic Controllers manage execution through distinct operational states: Run, Stop, Start-Up, and Hold. During power-up, a controller initializes memory registers within Stop mode before briefly transitioning to Start-Up mode. During this phase, internal self-diagnostics evaluate system integrity across hardware and user programs. If the controller detects no critical faults, it enters Run mode to execute the control program continuously. However, any severe system anomaly forces the CPU back into Stop mode immediately to prevent erratic machine behavior across the plant floor.