Model # Pressure Range Recording Times Price PW450 0 to 100 PSI 7-Day $419.00 Add to Cart PW451 0 to 100 PSI 24-Hour $419.00 Add to Cart PW454 0 to 200 PSI 7-Day $419.00 Add to Cart PW455 0 to 200 PSI 24-Hour $419.00 Add to Cart PW456 0 to 300 PSI 7-Day $419.00 Add to Cart PW457 0 to 300 PSI 24-Hour $419.00 Add to Cart PW459 0 to 500 PSI 24-Hour $419.00 Add to Cart PR8200PB7S 0 to 200 PSI 7-Day $679.00 Add to Cart PR8200PB24S 0 to 200 PSI 24-Hour $679.00 Add to Cart PR8-1000 0 to 1000 PSI 24-Hour $749.00 Add to Cart PW864 $679.00 Add to Cart PW865 $679.00 Add to Cart PW875 $749.00 Add to Cart 另有更多配套型号请咨询！天珀科技-专业记录仪表及技术支持！