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Main performance parameters and connecting format | ||||||||
Items | Units | Technical parameters | ||||||
Nominal diameter | mm | 20 | 25 | 40 | ||||
Nominal pressure | MPa | 0.35 | 0.35 | 0.35 | ||||
Minimum operating pressure differential | MPa | 0.035 | 0.035 | 0.035 | ||||
Nominal voltage | AC220V 50HZ, DC24V, DC12V | |||||||
The fluctuation of voltage | % | 85-110 | ||||||
Insulation class | B | |||||||
Connecting format | male screw connection | |||||||
female screw connection | ||||||||
large flange connection | ||||||||
small flange connection | ||||||||
Operating ambient temperature | -40°C-+50°C | |||||||
Working environment relative temperature | 5%-95% ±25°C | |||||||






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