Deskripsi 1 Channel 5V Relay Module with Optocoupler High Level and Low Level

==JANGAN TERTIPU PRODUK MURAH, NAMUN PRODUK/PELAYANAN MENGECEWAKAN. TOKO BEY SELALU MENJAGA KUALITAS PRODUK/LAYANAN==

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Module Description
The module uses genuine quality relay, normally open interfaces
Maximum load: AC 250V/10A, DC 30V/10A
SMD optocoupler isolation, strong driving ability, stable performance; trigger current 5m
the module can be set high or low triggered by jumper
fault-tolerant design, even if the control line is broken, the relay will not operate
power indicator (green), relay state indicator (red)
interface design user-friendly, all interfaces are available through the wiring terminal direct connection leads, very convenient
module size: 50mm * 26mm * 18.5mm (L * W * H)
has 4 mounting bolts holes, hole 3.1mm, 44.5mm * 20.5mm spacing

Two module interface
DC +: positive power supply
DC-: negative one
IN: can be high or low level control relay

Relay outputs
NO: normally open relay interfaces, relay before hanging, pull back and COM short-circuited
COM: Relay Common Interface
NC: normally closed relay interfaces, relay and COM short-circuited before, after the pull-vacant