They ensure that the liquid in the dosing tank is mixed constantly

The input/output add-on board provides additional input opportunities: one 0/4-20 mA analog input for an additional sensor

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DDC 9-7 AR-PV/V/C-F-31I002FG The SMART Digital DDC is a compact positive displacement

each with its own tungsten carbide/ceramic bearing

tp 50 90 4 a f a bqqe ew3 93426060 They ensure that the liquidSingle stage, close coupled, volute pump with in line suction and discharge ports of identical diameter. The pump is of the top pull out design, i. e. the power head (motor, pump head and impeller) can be removed for maintenance or service while the pump housing remains in the pipework. The pump is fitted with an unbalanced rubber bellows seal. The shaft seal is according to EN 12756. Pipework connection is via PN 16 DIN flanges (EN 1092 2 and ISO