KROHNE UFM 800 EN - Manual (Page 9)

Installation and operating instructions UFM 800 W / UFM 800 C 9 12/2000
8.0 Programming the UFC 500 converter
● Connect the MR02 or MR04 cables to the connection box on the square pipe on one end and to the connection box under the signal converter
on the other end. Connect the right connectors to the right place (numbering!). Fix the cable gland PG16 tightly to establish a good environ-
mental protection.
● Close both connection boxes, while taking care that the gaskets are well placed.
● Connect the power supply and output cable to the converter (Installation and Operating Manual 400/500).
● Fill the tube with fluid and check the signals in the UFC500 by using the procedure 4.1.
TRIGGER LEVEL
See UFM 500 K/F Manual.
Program the following values in the concerning functions. Other functions can be altered if desired (output, time constant, low flow cut off).
Nr. Function Description
3.1.1. FULL SCALE Desired flowrate for full scale (=100%)
3.1.5. METER SIZE Exact internal diameter in mm or inch
3.1.6. GK VALUE Primary constant value: acc. to PC calculations
5.2.6. SEL PATH Single Beam: Path 1
Double Beam: Path 1 + 2
5.3.1. T. WINDOW
≥ DN 100/4 33 µS
> DN 100/4
ca. 70% of transit time for water (see Fct. 3.2.4.)
entry code for menu 5:
Drawing 10: Trigger adjustment
The optimum value of the trigger-level is in between the values of the first and second peak. The factory setting of 200 mV is suitable for most
applications. In some cases adjustment may be necessary.