Title:
MEASURING APPARATUS
Document Type and Number:
Japanese Patent JPS58178415
Kind Code:
A
Abstract:
A metering apparatus is provided including a metering pump 7 to which the output signal of a flow meter 2 is fed. For the protection against overdosing electronic monitoring means 10 is provided which turns off the electronic metering control means (4) if the electronic metering control means 4 or the metering pump 7, respectively, of the metering apparatus does not operate properly, and thereby prevents overdosing. A comparator 19 in the monitoring device 10 checks for conformity or correlation between at least two of its input signals to apply an interrupt signal to device 4.
Inventors:
HANSU ARENSU
Application Number:
JP4803383A
Publication Date:
October 19, 1983
Filing Date:
March 24, 1983
Export Citation:
Assignee:
GURINBETSUKU BUAASERUAUFUBERAI
International Classes:
G01F13/00; G05B9/02; G05D11/13; G01F5/00; (IPC1-7): G01F5/00; G05B9/02; G05D11/13
Attorney, Agent or Firm:
Ashida Tan