規格參數: Maintains proper lube level 自動維持油位 Shutdown on low level, or high and low level Low level alarm before shutdown Manual float switch test High visibility “Frog Eye” lens Optional pipe or universal mounting brackets Optional inlet orifices for low to high pressure applications Explosion-proof models available 不停機可顯示油位狀況 Thumb-valve?閥門確保進油口不堵塞,不漏油