OVERVIEW

Official designation: Allen-Bradley 1783-US7T1F (Stratix 2000, Unmanaged Switch)

Role/Application: This unmanaged Layer 2 switch offers seven 10/100 Mbps copper ports and one preinstalled multimode fiber SFP port for industrial network segment extension and flexible medium connectivity.

KEY SPECS SUMMARY

Power: 12-48V DC, 18-30V AC

Interfaces / Ports: Seven RJ45, one 100 Mbps SFP

Indicators: Power, Link/Activity per port

Operating Temp: Minus 40 to plus 75 degrees C

Platform / Compatibility: Stratix 2000, DIN rail mount

Limit: Max power consumption 4.6 W

Lifecycle: Existing

FREQUENTLY ASKED QUESTIONS

Technical Specifications:

Q: What is the maximum current draw and inrush current for the Series B 1783-US7T1F switch?

A: Maximum current is 510 mA DC or 1100 mA AC, with a maximum inrush current of 0.41 A.

Wiring & Installation:

Q: What is the required wire size for the DC power connections on the Stratix 2000 switch?

A: Use 4 x 0.25 mm2 (12-24 AWG) twisted-pair copper wire suitable for high temperatures.

Troubleshooting & Compatibility:

Q: What is the broadcast storm protection threshold for 10 Mbps and 100 Mbps copper ports?

A: The thresholds are 20 packets per second (pps) for 10 Mbps and 200 pps for 100 Mbps per port.

Replacement & Upgrades:

Q: Are there other Stratix 2000 switches available that feature preinstalled single-mode fiber SFP ports?

A: Yes, models such as the 1783-US7T1H are available with preinstalled single-mode fiber SFP ports.