Siemens SITRANS DA400 Operating Instructions Manual page 78

Technical data
9.1 Device technical data
For connection to approved intrinsically safe electrical circuits with:
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Alternative: Universal input 24 V digital signal
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For connection to approved intrinsically safe electrical circuits with:
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Alternative: Closing contact universal input
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For connection to closing contact
Maximum values:
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78
Maximum voltage U
i
Maximum short circuit current I
Maximum power P
i
Internal capacity C
i
Internal inductance L
i
Binary inputs
Input resistance
Signal level Low
Signal level High
Hysteresis
Maximum voltage U
o
Maximum short circuit current I
Maximum power P
o
Internal capacity C
i
Internal inductance L
i
Switching contacts, closing
Maximum voltage U
o
Maximum current I
o
Maximum power P
o
External inductance L
o
External capacity C
o
≤ 30 V
≤ 100 mA
i
≤ 1 W
≤ 11 nF
≤ 70 µH
Clamps 56 and 57
Clamps 66 and 67
Clamps 76 and 77
Clamps 86 and 87
> 19 kΩ
≤ 4.5 V or open
> 7 V
> 1 V
≤ 30 V
≤ 100 mA
o
≤ 1 W
≤ 11 nF
≤ 70 µH
Clamps 55 and 58
Clamps 65 and 68
Clamps 75 and 78
Clamps 85 and 88
≤ 10 V
≤ 1 mA
≤ 5 mW
100 mH
0.57 µF
SITRANS DA400 for material flow monitoring with protection against explosion
5.00 mH 1.00 mH
0.79 µF 1.08 µF
Operating Instructions, 09/2007, A5E00841152-01
0.20 mH
1.58 µF