21N4 - 00762 24V Electrically Operated Switch Relay Timer

21N4 - 00762 24V Electrically Operated Switch Relay Timer 

1.product introduction

◉ 21N4 - 00762 24V Electrically Operated Switch Relay Timer Relays are used where it is necessary to control a circuit by an independent low-power signal, or where several circuits must be controlled by one signal. 

◉ Relays were first used in long-distance telegraph circuits as signal repeaters: they refresh the signal coming in from one circuit by transmitting it on another circuit. Relays were used extensively in telephone exchanges and early computers to perform logical operations.

2.product parameter（specification）

3.product feature and application

21N4 - 00762 24V Electrically Operated Switch Relay Timer A relay is an electrically operated switch. It consists of a set of input terminals for a single or multiple control signals, and a set of operating contact terminals. The switch may have any number of contacts in multiple contact forms, such as make contacts, break contacts, or combinations thereof.

3.product details

1.21N4 - 00762 24V Electrically Operated Switch Relay Timer

2.Safe and environmental protection, strong and durable

3.long term availability (no obsolescence)

4.Low friction ensures high efficiency and long life

5.Simple and reliable structure design