Liquipoint T FTW 31, FTW 32
22 Endress + Hauser
Human interface
Operating elements FEW 52, FEW 54, FEW 58
One DIL switch for min/max position
One DIL switch for 0 s or 2 s switching delay
Two DIL switches for setting the measuring ranges 100 Ω, 1 kΩ, 10 kΩ, 100 kΩ
Display elements Separate-instrument version
Dependent on the connected switching unit (e.g. FTW 325 or FTW 470 Z)
Compact-instrument version
FEW 52
One red light emitting diode: fault message, switching status
One green light emitting diode: operation
L00-FTW3xxxx-07-05-xx-xx-001
FEW 54
One red light emitting diode: fault message, switching status
One green light emitting diode: operation
L00-FTW3xxxx-07-05-xx-xx-002
FEW 58
One yellow light emitting diode: fault message, switching status
One green light emitting diode: operation
L00-FTW3xxxx-07-05-xx-xx-003
+
-
1
3
1 2 3
MAX
MIN
2s
0s
1
3
100
Ω
1k
Ω
10k
Ω
100k
Ω
I max : 200mA
10,8...45V DC
U
FEW52
L1 N
20... 55V DC
20... 253V AC
3568
47
FEW54
MIN/MAX
0s / 2s
SENS
12
345678
FEW58
Namur
IEC 60947-5-6
I > 2,1mA
I < 1,0mA
-
+
100Ω
1kΩ
10kΩ
100kΩ
MAX
MIN
2s
0s
1 2
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