原装西门子SB 1221 数字量输入模块
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SIEMENS上海励辉自动化科技有限公司
联系人 ：向道高（ 销售经理 ）
电话（Tel）：021-61531018
传真（Fax）：021-33737848
商务（ Q Q ）：2880585011
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做西门子自动化系统集成方案的专业提供商、
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以下为产品相关介绍，如有任何疑问 请来电咨询！
6ES7221-3BD30-0XB0
SB 1221 信号板数字量输入模块允许将控制器与过程数字信号连接。
信号板直接插到每个 S7-1200-CPU 前面的支架中。
SB 1221 信号板数字量输入/输出模块将过程中的外部数字信号电平转换为 S7-1200 的内部信号电平。
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Order number |
6ES7221-3AD30-0XB0 |
6ES7221-3BD30-0XB0 |
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|---|---|---|---|
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SIGNAL BOARD SB 1221, 4 DI 5VDC 200KHZ |
SIGNAL BOARD SB 1221, 4 DI 24VDC 200KHZ |
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Product type designation |
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Input current |
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from backplane bus 5 V DC, typ. |
50 mA |
50 mA |
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Output voltage |
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Power supply to the transmitters |
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4 mA; per channel |
4 mA; per channel |
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Power losses |
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Power loss, typ. |
1 W |
1 W |
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Digital bs |
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Number of digital bs |
4; Current-sourcing |
4; Current-sourcing |
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1 |
1 |
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Input characteristic curve in accordance with IEC 61131, type 1 |
Yes |
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Input characteristic curve in accordance with IEC 61131, type 2 |
Yes |
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Number of simultaneously controllable bs |
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all mounting bs |
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4 |
4 |
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Input voltage |
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DC |
DC |
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5 V |
24 V |
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0 to 1 V |
0 to 5 V |
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2 to 6 V |
+15 to +30V |
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Input current |
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3 mA |
2 mA |
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6 mA |
5.8 mA |
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14 mA |
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Input delay (for rated value of b voltage) |
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for standard bs |
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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 |
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2 µs |
2.5 µs |
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for interrupt bs |
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Yes |
Yes |
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for counter/technological functions |
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Yes |
Yes |
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Cable length |
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50 m; shielded, twisted pair |
50 m; Standard b: 500 m, high-speed counters: 50 m |
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Digital outputs |
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Number of digital outputs |
0 |
0 |
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short-circuit protection |
No |
No |
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Interrupts/diagnostics/status inbation |
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Alarms |
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Yes |
Yes |
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Diagnostic messages |
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Yes |
Yes |
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Diagnostics indication LED |
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Yes |
Yes |
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Degree and class of protection |
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Degree of protection to EN 60529 |
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Yes |
Yes |
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Standards, approvals, certificates |
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Marine approval |
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Yes |
Yes |
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Ambient conditions |
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Free fall |
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0.3 m; five times, in dispatch package |
0.3 m; five times, in dispatch package |
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Ambient temperature in operation |
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0 °C to 55 °C horizontal installation, 0 °C to 45 °C vertical installation |
-20 °C to +60 °C horizontal mounting, -20 °C to 50 °C vertical mounting, 95% humidity, non-condensing |
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0 °C |
-20 °C |
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55 °C |
60 °C |
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Ambient temperature during storage/transportation |
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-40 °C |
-40 °C |
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70 °C |
70 °C |
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Air pressure acc. to IEC 60068-2-13 |
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660 hPa |
660 hPa |
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1 080 hPa |
1 080 hPa |
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Relative humidity |
|||
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95 % |
95 % |
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Mechanics/material |
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Type of housing (front) |
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Yes |
Yes |
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Dimensions |
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Width |
38 mm |
38 mm |
|
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Height |
62 mm |
62 mm |
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Depth |
21 mm |
21 mm |
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Weights |
|||
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Weight, approx. |
40 g |
40 g |
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原装西门子SB 1221 数字量输入模块
