Testo-510-Set / Testo เครื่องวัดความดันลม Differential Pressure Meter Testo 510-Set Portable pressure and flow meter Combined with Pitot tube to measure air flow rate With 10 measurement units to choose from
Testo-512-1 / Testo เครื่องวัดความดันต่าง Differential Pressure Testo 512-1 Differential Pressure Meter Can display the pressure and flow rate simultaneously With a large, bright screen Easy to read In addition, the ...
Testo-512-2 / Testo เครื่องวัดความดันต่าง Differential Pressure Testo 512-2 Differential Pressure Meter Can display the pressure and flow rate simultaneously With a large, bright screen Easy to read In addition, the ...
Testo-512-3 / Testo เครื่องวัดความดันต่าง Differential Pressure Testo 512-3 Differential Pressure Meter Can display the pressure and flow rate simultaneously With a large, bright screen Easy to read In addition, the ...
Testo-512-4 / Testo เครื่องวัดความดันต่าง Differential Pressure Testo 512-4 Differential Pressure Meter Can display the pressure and flow rate simultaneously With a large, bright screen Easy to read In addition, the ...