... The phase comparison method 4.Great service,reasonable price Product overviewThe ZYT-0050-1 / 2 series High temperature laser distance measure ... environment .The ZYT-0050-1 / 2 series laser range finder with a spring cushion three point mounting bracket, installation ... 422,4-20mA current, ProfiBus, E-net5. IP 66level of protection, high protection level6.low power consumption7.solid structure compact8 ...