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Systems Solution |
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Safety Barriers |
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Isolators |
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Remote I/O - I.S. 1 |
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Fieldbus ISbus |
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Operating and
monitoring Systs |
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Lightings |
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Installation Equipment |
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Control Stations and Control |
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Devices |
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Signaling Devices |
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Components for heating systs. |
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Load
disconnect switches and |
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Motor starters. |
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Applications Low Voltage Syst. |
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Components for systems |
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solution |
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Installation
Equipment and |
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Accessories
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NEC and CEC-Products
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Digital Input Modules
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Digital Input Module NAMUR Ex i / I.S. Inputs, 16 Channels
Series 9470/22
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16 channels for contacts and NAMUR proximity switches (EN
60947-5-6)
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Intrinsically safe inputs Ex ia IIC
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Galvanic isolation between inputs and system
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Open-circuit and short-circuit monitoring for each field
circuit
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Two channels can be used as frequency inputs or counters up
to 20 kHz
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Module can be replaced in operation (hot swap)
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Zone |
0 |
1 |
2 |
20 |
21 |
22 |
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Class |
I |
II / III |
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Zone |
0 |
1 |
2 |
20 |
21 |
22 |
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Ex interface |
X |
X |
X |
X |
X |
X |
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Installation in |
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X |
X |
|
X*) |
X*) |
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Class |
I |
II / III |
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Division |
1 |
2 |
1 |
2 |
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Ex interface |
X |
X |
X |
X |
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Installation in |
X |
X |
X*) |
X*) |
*) suitable enclosure necessary
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Digital Input Module NAMUR Ex nL / NI Inputs, 16 Channels Series
9470/25
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16 channels for contacts and NAMUR proximity switches (EN
60947-5-6)
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Zone 2 / Division 2 version for connection of circuits acc.
to Ex nL, Ex nA, Nonincendive and Non-Ex
-
Galvanic isolation between inputs and system
-
Open-circuit and short-circuit monitoring for each field
circuit
-
Two channels can be used as frequency inputs or counters up
to 20 kHz
-
Module can be replaced in operation (hot swap)
|
Zone |
0 |
1 |
2 |
20 |
21 |
22 |
|
Class |
I |
II / III |
|
Zone |
0 |
1 |
2 |
20 |
21 |
22 |
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Ex interface |
|
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X |
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X |
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Installation in |
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X |
|
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X*) |
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Class |
I |
II / III |
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Division |
1 |
2 |
1 |
2 |
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Ex interface |
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X |
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X |
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Installation in |
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X |
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X*) |
*) suitable enclosure necessary
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Digital Input Module 24 V Ex n / NI Inputs, 16 Channels Series
9471
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16 channels for active 0 / 24 V signals
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Zone 2 / Division 2 version for connection of circuits acc.
to Ex nL, Ex nA, Nonincendive and Non-Ex
-
Galvanic isolation between inputs and system
-
Two channels can be used as frequency inputs or counters up
to 20 kHz
-
Module can be replaced in operation (hot swap)
|
Zone |
0 |
1 |
2 |
20 |
21 |
22 |
|
Class |
I |
II / III |
|
Zone |
0 |
1 |
2 |
20 |
21 |
22 |
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Ex interface |
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|
X |
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X |
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Installation in |
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|
X |
|
|
X*) |
|
Class |
I |
II / III |
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Division |
1 |
2 |
1 |
2 |
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Ex interface |
|
X |
|
X |
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Installation in |
|
X |
|
X*) |
*) suitable enclosure necessary
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