KROHNE CORIMASS G-MFM 4085 EN User Manual
Page 9
9
The following values are a guideline to a good installation:
With the meter filled with water, the values should be less than the figure indicated.
Meter Size
Installation factor
Non Ex
•
Installation factor
Ex
10 G +
20
200
100 G +
10
150
300 G +
20
400
800 G +
20
300
1500 G +
30
300
3000 G +
40
400
•
The higher installation factor for Ex instruments is due to the power limiting of the Zener
barriers in the Exciter circuit, and does not mean bad installation.
•
Product with higher density or entrained gas will exhibit higher installation factors.
Use the following procedure to check the installation factor. Warm up the electronics for at least
30 minutes. Flush the meter with water or product to ensure that all trapped air has been
removed.
Key
Display
Line 2
Display
Line 2
→
Fct. (1).0
OPERATOR
↑
Fct. (2).0
TEST
→
Fct. 2.(1)
TEST DISP:
6
×
↑
Fct. 2.(7).0
TEST: TRANSD:
→
Fct. 2.7.(1)
SENSOR A
3
×
↑
Fct. 2.7.(4)
INSTAL:FACT:
→
Fct. xxx
Display of installation factor
LEVEL
3
×
↵
Fct. 2.7.(4)
INSTAL:FACT
↵
Display
Note: Terms in brackets are flashing on the display.
1.2.5 Standard flange sizes
The following is a list of flanges for the meters, which are supplied as standard.
10 G+
100 G+
300 G+
800 G+
1500 G+
3000 G+
DN 10 PN 40 / ½” ANSI 150
DN 15 PN 40 / ¾” ANSI 150
DN 25 PN 40 / 1” ANSI 150
DN 40 PN 40 / 1½” ANSI 150
DN 50 PN 40 / 2” ANSI 150
DN 80 PN 40 / 3” ANSI 150