Endress+Hauser Liquiphant M FTL51C - Electronic Insert FEL56 (NAMUR L-H Edge); Power Supply; Electrical Connection; Output Signal

Liquiphant M FTL51C
Endress+Hauser 11
Electronic insert FEL56 (NAMUR L-H edge)
Power supply Supply voltage: DC 8.2 V ±20 %
Power consumption: < 6 mW at I < 1 mA; < 38 mW at I = 2.8 mA
Connection data interface: IEC 60947-5-6
Electrical connection Two-wire connection for separate switching unit
Output signal
Signal on alarm Output signal in the event of damaged sensor: > 2.2 mA
Connectable load • See Technical Data of the isolating amplifier connected according to IEC 60947–5–6 (NAMUR)
For connecting to isolating amplifiers according to
NAMUR (IEC 60947-5-6), e.g. FTL325N from
Endress+Hauser.
Output signal jump from low to high current on
point level.
(L–H edge)
Connecting to multiplexer:
Set clock time to min. 2 s.
L00-FTL5xxxx-04-05-xx-en-004
12
FEL56
–
EEx ia
H
L
+
E
X
E X
I
Isolating amplifier
to
(NAMUR)
IEC 60947-5-6
Safety mode Level Output signal LEDs
green red
L00-FTL5xxxx-07-05-
xx-xx-002
= lit
= flashes
= unlit
L00-FTL5xxxx-04-05-xx-xx-003
MAX
MIN
+
2 1
+
2 1
+
2 1
+
2 1
0.6 …
1.0 mA
0.6 …
1.0 mA
2.2 …
2.8 mA
2.2 …
2.8 mA