State system for ensuring the uniformity of measurements. Pressure gauges, vacuum pressure gauges, vacuum manometers, draught gauges, delivery head meters and draught head gauges with unified electric (current) output signals. Methods and means of verification
Rectangular weld moulding boxes of cast steel elements having inside dimensions: length from 400 to 500 mm, width from 300 to 400 mm, height from 75 to 200 mm. Construction and dimensions