BSP 1 1/4' ka le ƒomevi dzidzenu sensor nye egbɔkpɔnu si woate ŋu azã le mɔ vovovowo nu eye wònɔa anyi didina hena ŋkuléle ɖe tsi ƒe agbɔsɔsɔ ŋu le tsigoe vovovowo me. Wowɔe tso gakpo si mexɔ dzo o 304 me, kple tɔtrɔ si woate ŋu awɔ ɖe gakpo si mexɔ dzo o 316 ŋu hena gakpo si mexɔ dzo o 316 hena tsitretsitsi ɖe xɔxlɔ̃ ŋu, wowɔ sensor sia be wòanɔ te ɖe nɔnɔme sesẽwo nu. Eƒe didime si woate ŋu atrɔ asi le si tso 110mm va ɖo 3000mm, si na be woate ŋu atrɔ ɖe nɔnɔmewo ŋu le tsidzɔƒe ƒe lolome vovovowo me dzidzenuwo hena tsi ƒe agbɔsɔsɔ dzikpɔkpɔ nyuie Eƒe xɔtutu sesẽ kple nusiwo dona tso eme ƒe tiatia siwo woate ŋu azã le mɔ vovovowo nu na wònye tiatia nyui aɖe na dɔwɔwɔ nyuitɔ me léle ɖe asi le dɔwɔƒewo ƒe nɔnɔme sesẽwo me.