Littelfuse ESDR221A2, ESDR Series, 24VAC, Repeat Cycle Time Delay Relay SPST-NO (1 Form A) 1 Sec ~ 100 Sec Delay Chassis Mount

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The ESDR Series offers independent time adjustment of both delay periods. Adjustment options include fixed, onboard or external adjust. The ESDR is recommended for air drying, auto matic oiling, life testing, chemical metering and automatic duty cycling. This series is designed for general purpose commercial and industrial applications where a small, cost effective, reliable, solid-state timer is required. The factory calibration for fixed time delays is Show more