Dosing - BASI BFM921 User Manual

Electromagnetic Flowmeter BFM921
5.1.6.2 High flowrate limit (LIMIT PF2)
Value is flowrate expressed in selected flowrate units. Available range is according to the nominal diameter.
5.1.6.3 Hysteresis of flowrate limits (HYSTERESIS)
Value is flowrate hysteresis of limits expressed in selected flowrate units. Available range is according to the
nominal diameter.
5.1.7

Dosing

The flowmeter is able to control dosing of measured liquid. For this function digital input (start of dosing)
and one of digital outputs (end of dosing) are required.
5.1.7.1 Volume
Function enables user to set volume for dosing.
5.1.7.2 Actual
Function displays actual state of measured dose.
5.1.7.3 Stop dosing
Function enables user to stop dosing in progress.
Example setting 1

Digital input mode:

State output mode:

Dosing volume:
Active level on the digital input starts dosing. Flowmeter switches state output and counts the dose. As
soon as measured dose is reached, flowmeter activates the State output to stop dosing. State output can
control (through contractor) valve or pump.
30
Start Dose
Dose On
1m3
BASI
Operation manual