西门子SB1221数字量输入?？?/h1>

更新时间：2016-03-08      点击次数：2085

西门子SB1221数字量输入?？?/span>

订货号：6ES7221-3AD30-0XB0 SIMATIC S7-1200, SB1221 数字量信号板?？?支持5V DC输入信号, 4输入 5V DC,zui高频率200KHZ

订货号：6ES7221-3BD30-0XB0 SIMATIC S7-1200, SB1221 数字量信号板?？?支持24V DC输入信号,4输入 24V DC ,zui高频率200KHZ

概述

• 数字量输入作为 SIMATIC S7-1200 CPU 的集成 I/O 的补充
• 可直接插入 CPU

西门子SB1221数字量输入?？? 应用领域

SB 1221 信号板数字量输入?？樵市斫刂破饔牍淌中藕帕?。

西门子SB1221数字量输入?？? 设计

信号板直接插到每个 S7-1200-CPU 前面的支架中。

• 安装：
  信号板可直接插到 SIMATIC S7-1200-CPU 中，因此使用这种方法可以电气、机械地连接到 CPU。
• CPU 的安装尺寸保持不变。
• 所有信号板上的端子均可拆卸，便于更换（“*接线”）。

 功能

SB 1221 信号板数字量输入/输出?？榻讨械耐獠渴中藕诺缙阶晃?S7-1200 的内部信号电平。

 技术规格

Order number		6ES7221-3AD30-0XB0	6ES7221-3BD30-0XB0
		SIGNAL BOARD SB 1221, 4 DI 5VDC 200KHZ	SIGNAL BOARD SB 1221, 4 DI 24VDC 200KHZ
General information
Product type designation		SB 1221 4xDI 5VDC 200kHz	SB 1221 4xDI 24VDC 200kHz
Input current
from backplane bus 5 V DC, typ.		40 mA	40 mA
Power loss
Power loss, typ.		1 W	1 W
Digital inputs
Number of digital inputs		4; Current-sourcing	4; Current-sourcing
● in groups of		4	4
Input voltage
● Type of input voltage		DC	DC
● Rated value (DC)		5 V	24 V
● for signal "0"		L+ minus 1.0 VDC to L+ (2.2 to 0 mA)	L+ minus 5 VDC to L+ (1.4 to 0 mA)
● for signal "1"		0V to L+ minus 2.0 VDC (20 to 5.1 mA)	0V to L+minus 10 VDC (10 to 2.9 mA)
Input current
● for signal "0", max. (permissible quiescent current)		2.2 mA	1.4 mA
● for signal "1", min.		5.1 mA	2.9 mA
● for signal "1", typ.			7 mA
Input delay (for rated value of input voltage)
for standard inputs
— parameterizable		Yes; 0.1 / 0.2 / 0.4 / 0.8 / 1.6 / 3.2 / 6.4 / 10.0 / 12.8 / 20.0 μs; 0.05 / 0.1 / 0.2 / 0.4 / 0.8 / 1.6 / 3.2 / 6.4 / 10.0 / 12.8 / 20.0 ms	Yes; 0.1 / 0.2 / 0.4 / 0.8 / 1.6 / 3.2 / 6.4 / 10.0 / 12.8 / 20.0 μs; 0.05 / 0.1 / 0.2 / 0.4 / 0.8 / 1.6 / 3.2 / 6.4 / 10.0 / 12.8 / 20.0 ms
for interrupt inputs
— parameterizable		Yes	Yes
for counter/technological functions
— parameterizable		Yes	Yes
Cable length
● shielded, max.		50 m; shielded, twisted pair	50 m; shielded, twisted pair
Interrupts/diagnostics/status information
Diagnostics indication LED
● for status of the inputs		Yes	Yes
Degree and class of protection
Degree of protection acc. to EN 60529
● IP20		Yes	Yes
Ambient conditions
Free fall
● Fall height, max.		0.3 m; five times, in product package	0.3 m; five times, in product package
Ambient temperature during operation
● permissible temperature range		-20 °C to +60 °C horizontal mounting, -20 °C to 50 °C vertical mounting with 2 simultaneously activated, non-adjacent inputs; otherwise up to 55 °C with horizontal mounting or 45 °C with vertical mounting	-20 °C to +60 °C horizontal mounting, -20 °C to 50 °C vertical mounting with 2 simultaneously activated, non-adjacent inputs; otherwise up to 55 °C with horizontal mounting or 45 °C with vertical mounting
● min.		-20 °C	-20 °C
● max.		60 °C	60 °C
Ambient temperature during storage/transportation
● min.		-40 °C	-40 °C
● max.		70 °C	70 °C
Air pressure acc. to IEC 60068-2-13
● Storage/transport, min.		660 hPa	660 hPa
● Storage/transport, max.		1 080 hPa	1 080 hPa
Relative humidity
● permissible range (without condensation) at 25 °C		95 %	95 %
Mechanics/material
Enclosure material (front)
● Plastic		Yes	Yes
Dimensions
Width		38 mm	38 mm
Height		62 mm	62 mm
Depth		21 mm	21 mm
Weights
Weight, approx.		35 g	35 g

• 上一篇：西门子SM1222数字量输出?？?/a>
• 下一篇：西门子SM1221数字量输入?？?/a>