Designed to combine high accuracy measurement with high overload protection at reduced cost, Keller’s new PD-39X differential pressure transmitter employs two absolute pressure sensors to measure the system line pressures P1 and P2. The digital subtraction of line pressure P1 from P2 provides a stable differential output signal with the benefit of high overpressure protection, up to 60 times the differential range.
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Comment: Autonomous construction requires open data standards
The UK is particularly well served with topographic data thanks to the Environment Agency´s LIDAR programs, specifically the composite digital terrain...