Burkert Type 8025 - Handbuch (Seite 33)

31
Installationandwiring
Type of signal
emitted by the
flow sensor
Selector
"SENSOR
TYPE"
( D )
Selector
"SENSOR
SUPPLY"
( B )
Selector "LOAD"
C
LOAD
COIL/PNP
39K
470
2.2K
Terminal assignment of
terminal block "FLOW
SENSOR"
FLOW
SENSOR
SUPPLY
NC COIL
PULSE INPUT NPN/PNP
2 1 3 PE
+ -
0-5 V DC
standard
voltage signal
(TTL, for
example)
→
Set the
selector on
"NPN/PNP"
(“Figure
25”)
→
Set the
selector as
shown in
“Figure 26”.
→
Set selector "LOAD" on
"39K": the input impedance
on terminals 1 and 2 of
terminal block "FLOW
SENSOR" will then be
39 kW
2 1 3 PE
39 kΩ
8025
Flow sensor
pulse, NPN
→
Set the
selector on
"NPN/PNP"
(“Figure
25”)
→
Set the
selector as
shown in
“Figure 26”.
→
Set selector "LOAD":
• either on "2.2k": the load
resistance R is then 2,2 kW
• either on "470": the load
resistance R is then 470 W
2 1 3 PE
8025
R
+3 V
Flow sensor
English
Type 8025 UNIVERSAL