KROHNE IFC 020 Converter EN - Manual (Page 55)

Installation and operating instructions IFC 020
IFC 020 E signal converter 7.5.2
GS 8A Operating elements and accessories
+
0
–
D Switch,
Flow direction
H Socket for H1
plug On cable M
H1 Plug of cable M
L Power supply ON
M Cable between
GS 8A and IFC 020E
signal converter
P Potentiometer
"zero point"
Y Switch,
Measuring ranges
Z Leitung zwischen GS 8A
und IFC 020 K und
IFC 020 F Meßumformer
Electrical connection
H1
mA meter, accuracy class
0.1, Ri < 500 Ω ,
range 4-20 mA.
Electronic frequency
counter, input resistance
approx. 1 k Ω ,
range 0-1 kHz, time basis
min. 1 second,
see connection diagrams
in Sect. 2.4.
A
a) Switch off power supply before starting work !
b) Unscrew the 4 recessed head screws (S1)
on the front plate (see Sect. 8.1, Fig. 1).
c) Carefully pull off plug-in unit from subassembly
support.
d) The electrical connection is on the X1 and X2
connectors at the rear hand side of the
IFC 020 E signal converter as shown in
connection diagram with cable M.
1,25
2,5
5
10
20
320
160
80
40
20
Y
P
D
L
H
7/6
Power supply
connection
Electrical connection
of mA meter and
electronic frequency
counter (see Sect. 2.4).
Electrical connection of IFC 020 E and GS 8A