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