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西門子SM 521 數字量輸入模塊

發布者：zhengyy999 發布時間：2018-05-28 16:02:17 訪問次數：62

SM 521 數字量輸入模塊

Overview

16 和 32 通道數字量輸入模塊
靈活地選擇控制器以滿足相應任務需要
用于使用附加輸入對系統進行后續擴展
35 mm 寬的模塊具有參數設置和診斷功能
25 mm 寬的模塊可在狹小空間內使用：
極為經濟，無參數設置或診斷功能

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長期經營：
DP總線電纜接頭、PLC系列：S7-200、S7-200CN、S7-200Smart、S7-300、S7-400、S7-1200、S7-1500、觸摸屏、變頻器、伺服電機、S I T O P電源、電線電纜、數控系統、人機界面、軟啟動器、西門子軟件等等、
誠信經營、質量為本、愿交西門子工控系列產品長期合作伙伴!

Area of application

數字量輸入模塊可記錄設備中的 24 V DC 或 230 V AC 信號，并將它們傳送到控制器。可以連接開關以及 2 線制、3 線制或 4 線制接近開關。

35 mm 寬的輸入模塊具有可設定的參數和診斷功能，因此可根據相應過程要求進行靈活調整。

25 mm 寬的低成本模塊沒有可設定的參數或診斷功能，可極為方便地集成到工程系統中。建議將它們在只需要很少輸入通道的位置使用，或在必須在十分有限的空間內部署大量通道的情況下使用。

根據需要，可在一個站中并排使用兩種模塊。由于具有統一特性并采用共同的系統附件，處理十分方便。

提供了以下寬度為 35 mm 的數字量輸入模塊：

DI 16x24VDC HF；
16 通道數字量輸入模塊，用于記錄 24 V DC 信號；一個電壓組；輸入延遲 0.05 ... 20 ms；輸入類型 3 (IEC 61131)；可設置診斷和硬件中斷
DI 32x24VDC HF;
32 通道數字量輸入模塊，用于記錄 24 V DC 信號；兩個電壓組；輸入延遲 0.05 ... 20 ms；輸入類型 3 (IEC 61131)；可設置診斷和硬件中斷
DI 16x24VDC SRC BA;
16 通道數字量輸入模塊，用于記錄 24 V DC 信號；低電平有效；一個電壓組；固定輸入延遲 3.2 ms；輸入類型 3 (IEC 61131)
DI 16x230VAC BA;
16 通道數字量輸入模塊，用于記錄 230 V DC 信號；低電平有效；一個電壓組；固定輸入延遲 20 ms；輸入類型 1 (IEC 61131)

提供了以下寬度為 25 mm 的數字量輸入模塊：

DI 16x24VDC BA;
16 通道數字量輸入模塊，用于記錄 24 V DC 信號；漏型輸入；一個電壓組；固定輸入延遲 3.2 ms；輸入類型 3 (IEC 61131)
DI 32x24VDC BA;
32 通道數字量輸入模塊，用于記錄 24 V DC 信號；漏型輸入；一個電壓組；固定輸入延遲 3.2 ms；輸入類型 3 (IEC 61131)

Design

用一個螺絲安裝在 S7-1500 安裝導軌上
35 mm 模塊采用螺釘型端子或推入式端子的標準化 40 針前連接器（不能用于 25 mm 模塊）
25 mm 模塊采用推入式端子的標準化 40 針前連接器（不能用于 35 mm 模塊）
標準化、協調型前連接器針腳分配，更便于接線
可連接芯線截面積0.25 mm² 至 1.5 mm²（AWG24 至 16）
集成式電壓橋接件，用于靈活形成電壓組(僅 35 mm 模塊)
前連接器的預接線位置
前蓋帶有可擴充的電纜室，即使完全接線時也如此
模塊正面的清晰標簽
- 模塊類型
- 訂貨號
- 硬件和固件型號
- 通道編號標簽
- 電纜連接圖

含在供貨范圍之內：

用于手工貼標簽的一個標簽條
一個 U 型連接器
印制有文字的前門
前連接器（(僅 25 mm 模塊）

Functions

統一的顯示和診斷方式：
- 故障（紅色 LED）和運行（綠色 LED）模塊狀態顯示
- 用于信號狀態日志的信號狀態顯示。"0" 和日志。 "1"（綠色 LED），或者，指示線斷（紅色 LED）
- 顯示 24 V DC 電源電壓（綠色 LED）
支持的功能：
- 識別和維護數據 IM0 至 IM3
- 固件更新
- 模塊級別的共享設備和 MSI（模塊化共享輸入）；
  與 PROFINET 結合使用時，可將這些模塊分配給多個 IO 控制器
- 與通道有關的參數分配（僅限 HF 模塊）
- 硬件中斷（僅限 HF 模塊）
- 按通道進行診斷（僅限 HF 模塊）
- 等時同步模式（取決于模塊）

Technical Specifications

Order number	6ES7521-1BH00-0AB0	6ES7521-1BL00-0AB0	6ES7521-1BH50-0AA0	6ES7521-1FH00-0AA0	6ES7521-7EH00-0AB0
	S7-1500, DI 16X24VDC HF	S7-1500, DI 32X24VDC HF	S7-1500, DI 16X24VDC SRC BA	S7-1500, DI 16X230VAC BA	S7-1500, DI 16 X 24...125V UC HF
General information
Product type designation	DI 16x24 V DC HF	DI 32x24 V DC HF	DI 16x24 V DC SRC BA	DI 16x230 V AC BA	DI 16x24 ... 125VUC HF
Product function
● I&M data	Yes; I&M0 to I&M3	Yes; I&M0 to I&M3	Yes; I&M0 to I&M3	Yes; I&M0 to I&M3	Yes; I&M0 to I&M3
Engineering with
● STEP 7 TIA Portal configurable/integrated as of version	V13 SP1 / -	V13 SP1 / -	V12 / V12	V12 / V12	V13 SP1 / -
● STEP 7 configurable/integrated as of version	V5.5 SP3 / -	V5.5 SP3 / -	V5.5 SP3 / -	V5.5 SP3 / -	V5.5 SP3 / -
● PROFIBUS as of GSD version/GSD revision	V1.0 / V5.1	V1.0 / V5.1	V1.0 / V5.1	V1.0 / V5.1	V1.0 / V5.1
● PROFINET as of GSD version/GSD revision	V2.3 / -	V2.3 / -	V2.3 / -	V2.3 / -	V2.3 / -
Operating mode
● DI	Yes	Yes			Yes
● Counter	Yes	Yes
● MSI	Yes	Yes	Yes	Yes	Yes
Supply voltage
Type of supply voltage	DC	DC
Rated ＆#118alue (DC)	24 V	24 V
Reverse polarity protection	Yes	Yes
Digital inputs
Number of digital inputs	16	32	16	16	16
Digital inputs, parameterizable	Yes	Yes			Yes
m/p-reading	p-reading	p-reading	m-reading	p-reading	Yes; p-reading
Input characteristic curve in accordance with IEC 61131, type 1				Yes
Input characteristic curve in accordance with IEC 61131, type 3	Yes	Yes	Yes		Yes; at 24 V DC
Digital input functions, parameterizable
● Gate start/stop	Yes	Yes
● Freely usable digital input	Yes	Yes
● Counter
— Number, max.	2	2
— Counting frequency, max.	1 kHz	1 kHz
— Counting width	32 bit	32 bit
— Counting direction up/down	Up	Up
Input voltage
● Type of input voltage	DC	DC	DC	AC	AC/DC
● Rated ＆#118alue (DC)	24 V	24 V	24 V		24 V; 48 V, 125 V
● Rated ＆#118alue (AC)				230 V; 120/230V AC, 50/60 Hz	24 V; 48 V, 125 V (50 - 60 Hz)
● for signal "0"	-30 to +5V	-30 to +5V	-5 to +30V	0V AC to 40V AC	-5 ... +5 V
● for signal "1"	+11 to +30V	+11 to +30V	-11 to -30V	79V AC to 264V AC	+11V DC to +146V DC
Input current
● for signal "1", typ.	2.5 mA	2.5 mA	4.5 mA	11 mA; At 230 V AC and 5.5 mA at 120 V AC	3 mA; at 24 V DC
Input delay (for rated ＆#118alue of input voltage)
for standard inputs
— parameterizable	Yes; 0.05 / 0.1 / 0.4 / 1.6 / 3.2 / 12.8 / 20 ms	Yes; 0.05 / 0.1 / 0.4 / 1.6 / 3.2 / 12.8 / 20 ms	No	No	Yes; 0.05 / 0.1 / 0.4 / 1.6 / 3.2 / 12.8 / 20 ms parameterizable with DC, 20 ms fixed with AC
for interrupt inputs
— parameterizable	Yes	Yes	No	No	Yes
for counter/technological functions
— parameterizable	Yes	Yes
Cable length
● shielded, max.	1 000 m	1 000 m	1 000 m	1 000 m	1 000 m
● unshielded, max.	600 m	600 m	600 m	600 m	600 m
Encoder
Connectable encoders
● 2-wire sensor	Yes	Yes	Yes	Yes	Yes
— permissible quiescent current (2-wire sensor), max.	1.5 mA	1.5 mA	1.5 mA	2 mA	1.5 mA
Isochronous mode
Isochronous operation (application synchronized up to terminal)	Yes	Yes	No	No
Filtering and processing time (TCI), min.	80 μs; At 50 μs filter time	80 μs; At 50 μs filter time
Bus cycle time (TDP), min.	250 μs	250 μs
Interrupts/diagnostics/status information
Alarms
● Diagnostic alarm	Yes	Yes	No	No	Yes
● Hardware interrupt	Yes	Yes	No	No	Yes
Diagnostic messages
● Diagnostics	Yes	Yes	No		Yes
● Monitoring the supply voltage	Yes	Yes	No	No
● Wire-break	Yes; to I < 350 μA	Yes; to I < 350 μA	No	No	Yes; To I < 550 μA
● Short-circuit	No	No	No	No
● Fuse blown	No	No	No	No
Diagnostics indication LED
● RUN LED	Yes; Green LED	Yes; Green LED	Yes; Green LED	Yes; Green LED	Yes; Green LED
● ERROR LED	Yes; Red LED	Yes; Red LED	Yes; Red LED	Yes; Red LED	Yes; Red LED
● Monitoring of the supply voltage (PWR-LED)	Yes; Green LED	Yes; Green LED	No	No
● Channel status display	Yes; Green LED	Yes; Green LED	Yes; Green LED	Yes; Green LED	Yes; Green LED
● for channel diagnostics	Yes; Red LED	Yes; Red LED	No	No	Yes; Red LED
● for module diagnostics	Yes; Red LED	Yes; Red LED	No	Yes; Red LED	Yes; Red LED
Potential separation
Potential separation channels
● between the channels and backplane bus	Yes	Yes	Yes	Yes	Yes
Isolation
Isolation tested with	707 V DC (type test)	707 V DC (type test)	707 V DC (type test)	2500 V DC	DE: DC 1 200 V
Ambient conditions
Ambient temperature during operation
● horizontal installation, min.					0 °C
● horizontal installation, max.					60 °C
● vertical installation, min.					0 °C
● vertical installation, max.					40 °C
Decentralized operation
Prioritized startup	Yes	Yes	Yes	Yes	Yes
Dimensions
Width	35 mm	35 mm	35 mm	35 mm	35 mm
Height	147 mm	147 mm	147 mm	147 mm	147 mm
Depth	129 mm	129 mm	129 mm	129 mm	129 mm
Weights
Weight, approx.	240 g	260 g	230 g	300 g	240 g

Order number	6ES7521-1BH10-0AA0	6ES7521-1BL10-0AA0
	S7-1500, DI 16X24VDC BA	S7-1500, DI 32X24VDC BA
General information
Product type designation	DI 16 x 24 V DC BA	DI 32 x 24 V DC BA
Product function
● I&M data	Yes; I&M0 to I&M3	Yes; I&M0 to I&M3
Engineering with
● STEP 7 TIA Portal configurable/integrated as of version	V13 / V13	V13 / V13
● STEP 7 configurable/integrated as of version	V5.5 SP3 / -	V5.5 SP3 / -
● PROFIBUS as of GSD version/GSD revision	V1.0 / V5.1	V1.0 / V5.1
● PROFINET as of GSD version/GSD revision	V2.3 / -	V2.3 / -
Operating mode
● MSI	Yes	Yes
Supply voltage
Type of supply voltage	DC	DC
Rated ＆#118alue (DC)	24 V	24 V
Digital inputs
Number of digital inputs	16	32
m/p-reading	p-reading	p-reading
Input characteristic curve in accordance with IEC 61131, type 3	Yes	Yes
Input voltage
● Type of input voltage	DC	DC
● Rated ＆#118alue (DC)	24 V	24 V
● for signal "0"	-30 to +5V	-30 to +5V
● for signal "1"	+11 to +30V	+11 to +30V
Input current
● for signal "1", typ.	2.7 mA	2.7 mA
Input delay (for rated ＆#118alue of input voltage)
for standard inputs
— parameterizable	No	No
for interrupt inputs
— parameterizable	No	No
Cable length
● shielded, max.	1 000 m	1 000 m
● unshielded, max.	600 m	600 m
Encoder
Connectable encoders
● 2-wire sensor	Yes	Yes
— permissible quiescent current (2-wire sensor), max.	1.5 mA	1.5 mA
Isochronous mode
Isochronous operation (application synchronized up to terminal)	No	No
Interrupts/diagnostics/status information
Alarms
● Diagnostic alarm	No	No
● Hardware interrupt	No	No
Diagnostic messages
● Diagnostics	No	No
● Monitoring the supply voltage	No	No
● Wire-break	No	No
● Short-circuit	No	No
● Fuse blown	No	No
Diagnostics indication LED
● RUN LED	Yes; Green LED	Yes; Green LED
● ERROR LED	Yes; Red LED	Yes; Red LED
● MAINT LED	No	No
● Monitoring of the supply voltage (PWR-LED)	No	No
● Channel status display	Yes; Green LED	Yes; Green LED
● for channel diagnostics	No	No
● for module diagnostics	No	No
Potential separation
Potential separation channels
● between the channels and backplane bus	Yes	Yes
Isolation
Isolation tested with	707 V DC (type test)	707 V DC (type test)
Decentralized operation
Prioritized startup	Yes	Yes
Dimensions
Width	25 mm	25 mm
Height	147 mm	147 mm
Depth	129 mm	129 mm
Weights
Weight, approx.	230 g	260 g
Other
Note:	Supplied incl. 40-pole push-in front connectors	Supplied incl. 40-pole push-in front connectors

來源：上海勵輝自動化科技有限公司

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