4 wire timer diagram. We can use the different timer circuits of a different time delay to operate an alarm a device motors etc. For safety purposes time switches come with a wire terminal flash shield that shields you from a flash that could occur when a hot wire comes in contact with a neutral or ground wire. Most of the time the wiring diagram or schematic can be found on the. Also called interval interval delay when power is applied to the input voltage terminals the load is energized immediately and the time delay cycle starts.
A wiring diagram is a simplified traditional photographic representation of an electric circuit. We will be discussing all the four timer circuits 1min 5min 10 min and 15 min timer one by one throughout this article. I go over 4 ac condenser wiring diagrams and explain how to read them and what all the symbols and charts on the label mean. It shows the elements of the circuit as simplified forms as well as the power as well as signal connections between the tools.
Time delay relay wiring diagram wiring diagram timer relay fresh wiring diagram time delay relay valid glow relay wiring diagram. At a certain time interval. This video covers both 4 and 5 pin 12vdc relays. Collection of time delay relay wiring diagram.
Collection of bathroom fan with timer wiring diagram. Strip 12 inch of the covering from each insulated wire entering the intermatic timer with wire strippers. Pull the plastic protective shield from the timers wiring terminals. Before that lets take a brief idea of the 555 timer ic.
The protective shield located at the bottom of the timer uses tabs to lock in place. The main role in this circuit is played by the 555 timer ic. Wiring diagram book a1 15 b1 b2 16 18 b3 a2 b1 b3 15 supply voltage 16 18 l m h 2 levels b2 l1 f u 1 460 v f u 2 l2 l3 gnd h1 h3 h2 h4 f u 3 x1a f u 4 f u 5 x2a r power on optional x1 x2115 v 230 v h1 h3 h2 h4 optional connection electrostatically shielded transformer f u 6 off on m l1 l2 1 2 stop ol m start 3 start start fiber optic transceiver class 9005 type ft fiber optic push button. At the end of the delay period the.
For safe operation this shield must be in place. Two wire sets enter the timer. Youll notice that the shield has reference markings to show the proper wiring connections.