Endress+Hauser nivotester FTC 422 Kurzanleitung Seite 2

Level Limit Switch
nivotester FTC 422
Quick Installation Guide
•
Switch not suitable for use with
probes operating in explosion
hazardous areas.
•
Do not install if your power
supply does not tally with that
quoted on the rating plate.
•
First time users please consult
the "Installation and Operating
Instructions", BA 029, before
attempting to install.
Endress
Electronic Insert Wiring
Wire Nivotester
to EC 61 Z insert
with screened
installation cable
10 9 8
Nivotester
FTC 422
Shielding
If required short-circuit
Terminals 1 and 2
+
Hauser
Ground probe
head to
Terminal 6
Core
If required,
connect 2nd probe
with coaxial cable
Nivotester Wiring
Select Failsafe mode
No bridge 12-13: Minimum
Bridge 12-13: Maximum
Connect power to
Terminals 1, 2, 3.
Switch off first!
Adjustment
•
Fill tank, adjust upper limit:
•
Empty tank, adjust lower limit:
Adjuster 1: –> 0. Turn slowly clockwise,
when red LED lights turn no further.
Fill tank:
Switch 2: –>
1
upper limit mode
2
Empty tank:
Switch 2: –>
3
lower limit mode
Adjuster 2:
Adjuster lower limit as .
Switch 2: –> normal operation
and Range , ,
1, 3
I
1, 3 II
1, 3 III
Connect Terminals
8, 9, 10, to electronic
insert EC 61 Z,
see below
Green LED lights
when unit operates
Red LED lights
when relay
de-energised
Connect alarm, relay,
hooter etc. to
Terminals 4, 5, 6.
Ratings see BA 029
...
...
Check that green
LED is lit
Switch 1: –> Range I,
Adjuster 1: 0 –> 10
Switch 3: –> Range I,
Adjuster 2: 0 –> 10
If red LED changes
status –> or ,
otherwise –> or
at next range setting
Mode
Adjust upper limit
2
(tank full)
2 Normal operation
Adjust lower limit
2
(tank empty)