Technical Data - SICK LFH Manual De Instrucciones

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Operating Instructions
Pressure ranges
Pressure ranges in bar
1)
Over pressure safety
Burst pressure
1 bar = 10.2 mH
O (meter water column)
1)
2
Only with enhanced version.
2)
With standard version and enhanced version with FEP cable.
3)
Technical data
Materials
■ Wetted parts
■ Pressure connection/diaphragm
■ Protection cap
■ Cable
Supply voltage
Power supply
Dielectric strength
Only with enhanced version.
4)
Use NEC Class 02 power supply (low voltage and low current max. 100 VA even under fault conditions)
5)
20
© SICK AG • Germany • Subject to change without notice 8013156/U878 /2010-05-01
7. Starting, operation
LFH
0.1
0.16
0.25
0.4
2)
2)
1
1.5
2
2
2
2
2.4
2.4
LFH
Stainless steel
Stainless steel
PA
PUR (tensile strength 1000 N), FEP optional available (tensile strength 500 N)
10 ... 30 V DC
14 ... 30 V DC with output signal 0 ... 10 V
4 ... 20 mA, 2-wire
0 ... 10 V, 3-wire optional
0 ... 5 V, 3-wire optional
Pt 100, 4-wire optional
500 V DC
5)
0.6
1
1.6
2.5
4
5
10
10
4.8
6
12
12
R
≤ (L+ - 10 V) / 0.02 A - (0.14 x cable
A
length in m) [Ohm]
R
> 100 kOhm
4)
A
R
> 100 kOhm
4)
A
I max. = 3 mA, I meas. = 1 mA
4)
4
6
10
16
10
10
10
35
3)
3)
3)
/17
/35
/35
12
12
12
)
42
3)
3)
3
/20.5
/42
/42
4)
LFH
25
2)
2)
35
42
4)

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