全新西門子SM 1221 數(shù)字量輸入模塊
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6ES7221-1BH32-0XB0
數(shù)字量輸入模塊允許將控制器與過程中的數(shù)字信號連接。
這為用戶提供了下列優(yōu)勢：
SM 1221 數(shù)字量輸入信號模塊將過程中的外部數(shù)字信號電平轉(zhuǎn)換為 S7-1200 的內(nèi)部信號電平。
|
Order number |
6ES7221-1BF32-0XB0 |
6ES7221-1BH32-0XB0 |
|
|---|---|---|---|
|
DIGITAL INPUT SM 1221, 8DI, 24V DC |
DIGITAL INPUT SM 1221, 16DI, 24V DC |
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|
Product type designation |
|||
|
Supply voltage |
|||
|
Rated value (DC) |
|||
|
Yes |
Yes |
|
|
permissible range, lower limit (DC) |
20.4 V |
20.4 V |
|
|
permissible range, upper limit (DC) |
28.8 V |
28.8 V |
|
|
Input current |
|||
|
from backplane bus 5 V DC, max. |
105 mA |
130 mA |
|
|
Digital bs |
|||
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4 mA; per channel |
4 mA; per channel |
|
|
Output voltage |
|||
|
Power supply to the transmitters |
|||
|
Yes |
Yes |
|
|
Power losses |
|||
|
Power loss, typ. |
1.5 W |
2.5 W |
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Digital bs |
|||
|
Number of digital bs |
8 |
16 |
|
|
2 |
4 |
|
|
Input characteristic curve in accordance with IEC 61131, type 1 |
Yes |
Yes |
|
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Number of simultaneously controllable bs |
|||
|
all mounting bs |
|||
|
8 |
16 |
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|
horizontal installation |
|||
|
8 |
16 |
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|
8 |
16 |
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vertical installation |
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|
8 |
16 |
|
|
Input voltage |
|||
|
DC |
DC |
|
|
24 V |
24 V |
|
|
5 V DC at 1 mA |
5 V DC at 1 mA |
|
|
15 VDC at 2.5 mA |
15 VDC at 2.5 mA |
|
|
Input current |
|||
|
1 mA |
1 mA |
|
|
2.5 mA |
2.5 mA |
|
|
4 mA; Typical |
4 mA; Typical |
|
|
Input delay (for rated value of b voltage) |
|||
|
for standard bs |
|||
|
Yes; 0.2 ms, 0.4 ms, 0.8 ms, 1.6 ms, 3.2 ms, 6.4 ms and 12.8 ms, selectable in groups of four |
Yes; 0.2 ms, 0.4 ms, 0.8 ms, 1.6 ms, 3.2 ms, 6.4 ms and 12.8 ms, selectable in groups of four |
|
|
for interrupt bs |
|||
|
Yes |
Yes |
|
|
Cable length |
|||
|
500 m |
500 m |
|
|
300 m |
300 m |
|
|
Digital outputs |
|||
|
Number of digital outputs |
0 |
0 |
|
|
short-circuit protection |
No |
No |
|
|
Interrupts/diagnostics/status inbation |
|||
|
Alarms |
|||
|
Yes |
Yes |
|
|
Yes |
Yes |
|
|
Diagnostic messages |
|||
|
Yes |
Yes |
|
|
Yes |
Yes |
|
|
Diagnostics indication LED |
|||
|
Yes |
Yes |
|
|
Yes |
Yes |
|
|
Yes |
Yes |
|
|
Potential separation |
|||
|
Potential separation digital bs |
|||
|
2 |
4 |
|
|
Degree and class of protection |
|||
|
Degree of protection to EN 60529 |
|||
|
Yes |
Yes |
|
|
Standards, approvals, certificates |
|||
|
CE mark |
Yes |
Yes |
|
|
CSA approval |
Yes |
Yes |
|
|
cULus |
Yes |
Yes |
|
|
FM approval |
Yes |
Yes |
|
|
RCM (berly C-TICK) |
Yes |
Yes |
|
|
Marine approval |
|||
|
Yes |
||
|
Ambient conditions |
|||
|
Free fall |
|||
|
0.3 m; five times, in dispatch package |
0.3 m; five times, in dispatch package |
|
|
Ambient temperature in operation |
|||
|
-20 °C to +60 °C horizontal mounting, -20 °C to 50 °C vertical mounting, 95% humidity, non-condensing |
||
|
-20 °C |
-20 °C |
|
|
60 °C |
60 °C |
|
|
5°C to 55°C, 3°C / minute |
5°C to 55°C, 3°C / minute |
|
|
Ambient temperature during storage/transportation |
|||
|
-40 °C |
-40 °C |
|
|
70 °C |
70 °C |
|
|
Air pressure acc. to IEC 60068-2-13 |
|||
|
660 hPa |
660 hPa |
|
|
1 080 hPa |
1 080 hPa |
|
|
Relative humidity |
|||
|
95 % |
95 % |
|
|
Connection b |
|||
|
required front connector |
Yes |
Yes |
|
|
Mechanics/material |
|||
|
Type of housing (front) |
|||
|
Yes |
Yes |
|
|
Dimensions |
|||
|
Width |
45 mm |
45 mm |
|
|
Height |
100 mm |
100 mm |
|
|
Depth |
75 mm |
75 mm |
|
|
Weights |
|||
|
Weight, approx. |
170 g |
210 g |
|
