| SM 521 数字量输入模块跳转到概述 应用 设计 功能 技术规范 概述- 16 和 32 通道数字量输入模块
- 灵活地选择控制器以满足相应任务需要
- 用于使用附加输入对系统进行后续扩展
- 35 mm 宽的模块具有参数设置和诊断功能
- 25 mm 宽的模块可在狭小空间内使用:
极为经济,无参数设置或诊断功能

应用数字量输入模块可记录设备中的 24 V DC 或 230 V AC 信号,并将它们传送到控制器。可以连接开关以及 2 线制、3 线制或 4 线制接近开关。 35 mm 宽的输入模块具有可设定的参数和诊断功能,因此可根据相应过程要求进行灵活调整。 25 mm 宽的低成本模块没有可设定的参数或诊断功能,可极为方便地集成到工程系统中。建议将它们在只需要很少输入通道的位置使用,或在必须在十分有限的空间内部署大量通道的情况下使用。 根据需要,可在一个站中并排使用两种模块。由于具有统一特性并采用共同的系统附件,处理十分方便。 提供了以下宽度为 35 mm 的数字量输入模块: - DI 16x24VDC HF;
16 通道数字量输入模块,用于记录 24 V DC 信号;一个电压组;输入延迟 0.05 ... 20 ms;输入类型 3 (IEC 61131);可设置诊断和硬件中断 - DI 32x24VDC HF;
32 通道数字量输入模块,用于记录 24 V DC 信号;两个电压组;输入延迟 0.05 ... 20 ms;输入类型 3 (IEC 61131);可设置诊断和硬件中断 - DI 16x24VDC SRC BA;
16 通道数字量输入模块,用于记录 24 V DC 信号;低电平有效;一个电压组;固定输入延迟 3.2 ms;输入类型 3 (IEC 61131) - DI 16x230VAC BA;
16 通道数字量输入模块,用于记录 230 V DC 信号;低电平有效;一个电压组;固定输入延迟 20 ms;输入类型 1 (IEC 61131)
提供了以下宽度为 25 mm 的数字量输入模块: - DI 16x24VDC BA;
16 通道数字量输入模块,用于记录 24 V DC 信号;漏型输入;一个电压组;固定输入延迟 3.2 ms;输入类型 3 (IEC 61131) - DI 32x24VDC BA;
32 通道数字量输入模块,用于记录 24 V DC 信号;漏型输入;一个电压组;固定输入延迟 3.2 ms;输入类型 3 (IEC 61131)

设计- 用一个螺丝安装在 S7-1500 安装导轨上
- 35 mm 模块 采用螺钉型端子或推入式端子的标准化 40 针前连接器(不能用于 25 mm 模块)
- 25 mm 模块 采用推入式端子的标准化 40 针前连接器(不能用于 35 mm 模块)
- 标准化、协调型前连接器针脚分配,更便于接线
- 可连接芯线截面积0.25 mm2 至 1.5 mm2(AWG24 至 16)
- 集成式电压桥接件,用于灵活形成电压组(仅 35 mm 模块)
- 前连接器的预接线位置
- 前盖带有可扩充的电缆室,即使*接线时也如此
- 模块正面的清晰标签
- 模块类型
- 订货号
- 硬件和固件型号
- 通道编号标签
- 电缆连接图
含在供货范围之内: - 用于手工贴标签的一个标签条
- 一个 U 型连接器
- 印制有文字的前门
- 前连接器((仅 25 mm 模块)

功能- 统一的显示和诊断方式:
- 故障(红色 LED)和运行(绿色 LED)模块状态显示
- 用于信号状态日志的信号状态显示。"0" 和日志。 "1"(绿色 LED),或者,指示线断(红色 LED)
- 显示 24 V DC 电源电压(绿色 LED)
- 支持的功能:
- 识别和维护数据 IM0 至 IM3
- 固件更新
- 模块级别的共享设备和 MSI(模块化共享输入);
与 PROFINET 结合使用时,可将这些模块分配给多个 IO 控制器 - 与通道有关的参数分配(* HF 模块)
- 硬件中断(* HF 模块)
- 按通道进行诊断(* HF 模块)
- 等时同步模式(取决于模块)

技术规范Article number | 6ES7521-1BH00-0AB0 | 6ES7521-1BL00-0AB0 | 6ES7521-1BH50-0AA0 | 6ES7521-1FH00-0AA0 | 6ES7521-7EH00-0AB0 |
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| 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 |
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General information | | | | | | Product type designation | DI 16x24VDC HF | DI 32x24VDC HF | DI 16x24VDC SRC BA | DI 16x230VAC BA | | HW functional status | FS01 | FS01 | FS01 | FS01 | FS01 | Firmware version | V2.1.0 | V2.1.0 | V2.0.0 | V2.0.0 | V1.0.0 | | Yes | Yes | Yes | Yes | Yes | Product function | | | | | | | 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 | | | | | | | V13 SP1 / - | V13 SP1 / - | V12 / V12 | V12 / V12 | V13 SP1 / - | | V5.5 SP3 / - | V5.5 SP3 / - | V5.5 SP3 / - | V5.5 SP3 / - | V5.5 SP3 / - | | V1.0 / V5.1 | V1.0 / V5.1 | V1.0 / V5.1 | V1.0 / V5.1 | V1.0 / V5.1 | | V2.3 / - | V2.3 / - | V2.3 / - | V2.3 / - | V2.3 / - | Operating mode | | | | | | | Yes | Yes | Yes | Yes | Yes | | Yes | Yes | No | No | No | | No | No | | | No | | Yes | Yes | Yes | Yes | Yes | Supply voltage | | | | | | Rated value (DC) | 24 V | 24 V | | | | permissible range, lower limit (DC) | 20.4 V | 20.4 V | 20.4 V | | | permissible range, upper limit (DC) | 28.8 V | 28.8 V | 28.8 V | | | Reverse polarity protection | Yes | Yes | | | | Input current | | | | | | Current consumption, max. | 20 mA; with 24 V DC supply | 40 mA; 20 mA per group with 24 V DC supply | | | | Power | | | | | | Power available from the backplane bus | 1.1 W | 1.1 W | 0.9 W | 1 W | 1.2 W | Power loss | | | | | | Power loss, typ. | 2.6 W | 4.2 W | 2.8 W | 4.9 W | 2.2 W; At 24 V DC; 6.0 W at 125 V AC | Digital inputs | | | | | | Number of digital inputs | 16 | 32 | 16 | 16 | 16 | Digital inputs, parameterizable | Yes | Yes | No | No | Yes | Source/sink input | P-reading | P-reading | m-reading | P-reading | Yes | 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 | | | | | | | Yes | Yes | | | | | Yes | Yes | | | | | | | | | | | 2 | 2 | | | | | 1 kHz | 1 kHz | | | | | 32 bit | 32 bit | | | | | Up | Up | | | | Input voltage | | | | | | | DC | DC | DC | AC | AC/DC | | 24 V | 24 V | 24 V | | 24 V; 48 V, 125 V | | | | | 230 V; 120/230V AC, 50/60 Hz | 24 V; 48 V, 125 V (50 - 60 Hz) | | -30 to +5V | -30 to +5V | -5 to +30V | 0V AC to 40V AC | -5 ... +5 V | | +11 to +30V | +11 to +30V | -11 to -30V | 79V AC to 264V AC | +11 ... +146 V | Input current | | | | | | | 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 value of input voltage) | | | | | | for standard inputs | | | | | | | 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 | | 0.05 ms | 0.05 ms | 3 ms | | 0.05 ms | | 20 ms | 20 ms | 4 ms | 25 ms | 20 ms | | 0.05 ms | 0.05 ms | 3 ms | | 0.05 ms | | 20 ms | 20 ms | 4 ms | 25 ms | 20 ms | for interrupt inputs | | | | | | | Yes | Yes | No | No | Yes | for counter/technological functions | | | | | | | Yes | Yes | No | No | No | Cable length | | | | | | | 1 000 m | 1 000 m | 1 000 m | 1 000 m | 1 000 m | | 600 m | 600 m | 600 m | 600 m | 600 m | Encoder | | | | | | Connectable encoders | | | | | | | Yes | Yes | Yes | Yes | Yes | | 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 | 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 | | | | | | Diagnostics function | Yes | Yes | No | No | Yes | Alarms | | | | | | | Yes | Yes | No | No | Yes | | Yes | Yes | No | No | Yes | Diagnostic messages | | | | | | | Yes | Yes | No | No | No | | Yes; to I < 350 µA | Yes; to I < 350 µA | No | No | Yes; To I < 550 µA | | No | No | No | No | No | Diagnostics indication LED | | | | | | | Yes; Green LED | Yes; Green LED | Yes; Green LED | Yes; Green LED | Yes; Green LED | | Yes; Red LED | Yes; Red LED | Yes; Red LED | Yes; Red LED | Yes; Red LED | | Yes; Green LED | Yes; Green LED | No | No | No | | Yes; Green LED | Yes; Green LED | Yes; Green LED | Yes; Green LED | Yes; Green LED | | Yes; Red LED | Yes; Red LED | No | No | Yes; Red LED | | Yes; Red LED | Yes; Red LED | No | Yes; Red LED | Yes; Red LED | Potential separation | | | | | | Potential separation channels | | | | | | | No | Yes | No | No | Yes | | 16 | 16 | 16 | 4 | 1 | | Yes | Yes | Yes | Yes | Yes | | No | No | | | | Permissible potential difference | | | | | | between different circuits | | | | 250 V AC between the channels and the backplane bus; 500 V AC between the channels | 146 V DC/132 V AC | Isolation | | | | | | Isolation tested with | 707 V DC (type test) | 707 V DC (type test) | 707 V DC (type test) | 3 100 V DC | 2 000 V DC | Ambient conditions | | | | | | Ambient temperature during operation | | | | | | | 0 °C | 0 °C | 0 °C | 0 °C | 0 °C | | 60 °C | 60 °C | 60 °C | 60 °C | 60 °C | | 0 °C | 0 °C | 0 °C | 0 °C | 0 °C | | 40 °C | 40 °C | 40 °C | 40 °C | 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 | Article number | 6ES7521-1BH10-0AA0 | 6ES7521-1BL10-0AA0 |
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| S7-1500, DI 16X24VDC BA | S7-1500, DI 32X24VDC BA |
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General information | | | Product type designation | DI 16 x 24 V DC BA | DI 32x24VDC BA | HW functional status | FS01 | FS01 | Firmware version | V1.0.0 | V1.0.0 | | Yes | Yes | Product function | | | | Yes; I&M0 to I&M3 | Yes; I&M0 to I&M3 | Engineering with | | | | V13 / V13 | V13 / V13 | | V5.5 SP3 / - | V5.5 SP3 / - | | V1.0 / V5.1 | V1.0 / V5.1 | | V2.3 / - | V2.3 / - | Operating mode | | | | Yes | Yes | | No | No | | Yes | Yes | Supply voltage | | | Rated value (DC) | 24 V | 24 V | permissible range, lower limit (DC) | 20.4 V | 20.4 V | permissible range, upper limit (DC) | 28.8 V | 28.8 V | Power | | | Power available from the backplane bus | 1.05 W | 1.05 W | Power loss | | | Power loss, typ. | 1.8 W | 3 W | Digital inputs | | | Number of digital inputs | 16 | 32 | Digital inputs, parameterizable | No | No | Source/sink input | P-reading | P-reading | Input characteristic curve in accordance with IEC 61131, type 3 | Yes | Yes | Input voltage | | | | DC | DC | | 24 V | 24 V | | -30 to +5V | -30 to +5V | | +11 to +30V | +11 to +30V | Input current | | | | 2.7 mA | 2.7 mA | Input delay (for rated value of input voltage) | | | for standard inputs | | | | No | No | | 3 ms | 3 ms | | 4 ms | 4 ms | | 3 ms | 3 ms | | 4 ms | 4 ms | for interrupt inputs | | | | No | No | for counter/technological functions | | | | No | No | Cable length | | | | 1 000 m | 1 000 m | | 600 m | 600 m | Encoder | | | Connectable encoders | | | | Yes | Yes | | 1.5 mA | 1.5 mA | Isochronous mode | | | Isochronous operation (application synchronized up to terminal) | No | No | Interrupts/diagnostics/status information | | | Diagnostics function | No | No | Alarms | | | | No | No | | No | No | Diagnostic messages | | | | No | No | | No | No | | No | No | Diagnostics indication LED | | | | Yes; Green LED | Yes; Green LED | | Yes; Red LED | Yes; Red LED | | No | No | | Yes; Green LED | Yes; Green LED | | No | No | | No | No | Potential separation | | | Potential separation channels | | | | No | No | | 16 | 16 | | Yes | Yes | | | No | Isolation | | | Isolation tested with | 707 V DC (type test) | 707 V DC (type test) | Ambient conditions | | | Ambient temperature during operation | | | | 0 °C | 0 °C | | 60 °C | 60 °C | | 0 °C | 0 °C | | 40 °C | 40 °C | 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 | 
| 全部关于 SM 521 数字量输入模块 产品与解决方案在线目录与订购系统技术信息服务与支持与合作伙伴服务项目 |