Model Number: 1747-L542 Brand Name: ROCKWELL Allen Bradley Key Specifications/Special Features: 1747-L542 for Rockwell Allen Bradley SLC CPU processor unit 5/04 32Kuser memoryDigital monitoring relay voltage monitoring, 22.5mm from 17 to 275V AC/DC overshoot and undershoot internal power supply DCand AC50 to 60Hz spike delay 0.1 to 20s hysteresis 0.1 to 150V/1 changeover contact w or w/o error log screw terminal replacement product 3ug3534, 3ug3535Product function: voltage monitoring relayType of voltage for monitoring: AC/DCNumber of poles for main current circuit: 1Measurable line frequency: 500/40Hz

Measurable voltage: 17-275V AC

Adjustable voltage range: 17-275V

Adjustable response delay time

When starting: 0.1-20s

With lower or upper limit violation: 0.1-20s

Response time maximum: 450ms

Relative metering precision: 5%

Accuracy of digital display: 1 digit

Relative temperature-related measurement deviation: 0.1%

Relative repeat accuracy: 1%

General technical data: design of the display LCD

Voltage window recognition 1 phase: yes