1 AMP CURRENT MONITOR

171-1-120VAC

The Model 171 current monitor offers reliable performance for industrial current sensing applications. Designed for precise monitoring within the 0.1 to 1A range, this device ensures operational integrity. Its 120VAC operation and 50/60Hz frequency compatibility make it suitable for standard industrial power systems. Users can configure trip delays from 0.1 to 10 seconds and restart delays from 0.1 to 300 seconds, allowing for tailored system responses. The unit features automatic reset functionality and SPDT 10A output contacts, providing robust control. With a repeat accuracy of +/- 0.5% of the set point, the Model 171 maintains consistent performance in diverse environments. Its durable NORYL cover and 6/6 Nylon base contribute to its longevity, supporting 10 million mechanical operations. This monitor provides essential protection and control for critical equipment.

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171-1-120vac

Specifications

Monitored Current0.1 - 1A
Operating Voltage120VAC
Frequency50/60Hz
Power Consumption2W
Drop-out Adjustment0.1 - 1 A
Pick-up Set PointFixed at 5% above Drop-out set point
Repeat Accuracy+/- 0.5% of set point
Trip Delay0.1 - 10 sec
Restart Delay0.1 - 300 sec
Timing Accuracy+/- 5%
Reset TypeAutomatic
Output ContactsSPDT 10A at 240VAC resistive
Expected Relay Life, Mechanical10 million operations
Expected Relay Life, Electrical100,000 at rated load
Operating Temperature-20 to +131 °F
Humidity Tolerance0 - 97% w/o condensation
Enclosure MaterialNORYL cover; 6/6 Nylon base
Mounting8-pin socket
Recommended Socket51X120
Dimension Tolerance± 0.06
Warranty5-year Unconditional Warranty

FAQs

What current range can the Model 171 monitor, and what is its operating voltage?
The Model 171 monitors currents from 0.1 to 1A and operates on 120VAC at 50/60Hz.
What are the adjustable timing parameters for the Model 171, and what is its timing accuracy?
The Model 171 features a trip delay adjustable from 0.1 to 10 seconds and a restart delay from 0.1 to 300 seconds, with a timing accuracy of +/- 5%.
What are the environmental operating limits and output contact specifications for this current monitor?
It operates from -20 to +131 °F with 0-97% humidity (non-condensing). Output contacts are SPDT 10A at 240VAC resistive.