cov ntsiab lus tseem ceeb ntawm hlau laub khawm swich los xyuas ua ntej xaj ib qho?

Cov ntsiab lus tseem ceeb ntawm hlau laub khawm swich los xyuas ua ntej xaj ib qho:

Yog tias koj xav xaiv txoj cai hlau laub khawm hloov rau koj cov khoom, koj yuav tsum xav txog lub vaj huam sib luag mount loj, hloov kev ua haujlwm, coj kev xaiv raws li kev thov txiav.

1. Mounting & Loj: muaj ntau lub mount vaj huam sib luag xaiv rau koj tus tsim, thiab lub taub hau sib txawv yog haum rau koj cov khoom.

· Vaj Huam Sib Luag Txiav-Tawm Tawm: Qhov loj qhov xav tau. Feem ntau yog 12mm, 16mm, 19mm, thiab 22mm. Ib txwm ntsuas koj lub vaj huam sib luag ua ntej.
· Lub Taub Hau Zoo: Lub taub hau siab (protruding), lub taub hau tiaj tus (flush), los yog domed.

2. Cov Khoom Siv Hluav Taws Xob

· Hloov Ua Haujlwm: Qhov tseem ceeb tshaj plaws. Momentary ua zoo li tus yuam sij keyboard (tsuas yog thaum nias), siv rau kev taw qhia. Latching (push-on, thawb- tawm) yog rau kev tswj fais fab, zoo li lub teeb hloov.
· Tiv tauj Configuration: Feem ntau SPST (ib tug ncej, ib qho pov) yooj yim rau / tawm. Txhawm rau tswj ob lub voj voog, nrhiav SPDT.
· Voltage & Tam sim no Rating: Yuav tsum phim koj load. Khiav lub 12V 3A lub cev muaj zog yog qhov sib txawv ntawm 24V teeb liab mus rau tus maub los.

3. LED & Illumination: muaj ntau yam coj xim xaiv, xws li liab / dawb / xiav thiab bi- xim coj.

· LED Voltage: Feem ntau xaiv yog 5V, 12V, 24V, thiab 220V. Lub qhov hluav taws xob hloov hluav taws xob LED yuav tsum phim koj cov khoom siv. Ib qho resistor yuav xav tau rau qee yam 5-12V.
· Nplhaib vs. Dot Illumination: Lub nplhaib puv lub teeb yog ib qho rau cov style, ib qho chaw rau qhov taw qhia classic dua.

4. Kev xaim hluav taws xob & txiav tawm

· Screw Terminals: Hom ntau tshaj plaws, tso cai rau cov cuab yeej - kev sib txuas dawb, zoo rau DIY.
· Cov Lugs: Ntau qhov ruaj khov thiab kev vibration- tiv taus, nyiam nyob rau hauv tsheb lossis kev lag luam tswj vaj huam sib luag.
· Hlau Leads: Ua ntej-wired, ceev heev rau nruab.