安全模块 VAA-2E2A-KE1-S/E2
来源：未知 日期：2017/09/12 浏览量：次
安全保护功能在许多自动化控制领域都是必须的. 安全系统包括生产线上的紧急停止开关, 安全输入信号比如安全光幕和安全门互锁开关，这些都可以用于自动的停止机器上潜在的危险动作。安全系统的构建需要考虑的是安全等级的高低。早期的安全网络仅仅依靠接线方式实现安全,在相关的地方标准中有定义一些冗余接线或特殊保护方法。
一个网络中的标准安全组件；连接机械接触，如安全接触元件；用于连接倍加福生产的电感式控制安全传感器（SN传感器）；安全模块有两个安全输入口；安全模块有两个安全输入口和两个安全输出口，允许输入口与输出口之间通过参数位逻辑连接；安全控制柜和总线模块。
产品特点：● 2 safe inputs for mechanical contacts such as EMERGENCY-STOP switch
● Housing with removable terminals
● Communication monitoring
● Power supply of outputs from the external auxiliary voltage
● Power supply of inputs from the module
● Function display for bus, ext. auxiliary voltage, inputs and outputs
● Output overload monitoring
● Switchable internal logic operation of the inputs and outputs via parameter bit
● Addressing jack
| 产品阐述： | ||
|---|---|---|
|
KE1-Safety module for the control cabinet 2 safety-related inputs and 2 conventional electronic outputs |
||
| 一般特性： | ||
|---|---|---|
| Slave type | Safety-Slave | |
| AS-Interface specification | V2.1 | |
| Required master specification | ≥ V2.1 | |
| UL File Number | E223772 | |
| 功能安全性参数： | ||
| Safety Integrity Level (SIL) | SIL 3 | |
| MTTFd | 200 a | |
| 指示灯/操作键： | ||
| LED FAULT |
error display; LED red red: communication error or address is 0 red flashing: Output supply overload |
|
| LED PWR | AS-Interface voltage; LED green | |
| LED AUX | ext. auxiliary voltage UAUX ; LED green | |
| LED IN | switching state (input); 2 LED yellow | |
| LED OUT | Switching state (output); 2 LED yellow | |
| 电气特性： | ||
| Auxiliary voltage (output) | 20 ... 30 V DC PELV | |
| Rated operating voltage | 26.5 ... 31.6 V from AS-Interface | |
| Rated operating current | ≤ 70 mA | |
| Protection class | III | |
| Surge protection | UAUX, Ue: overvoltage category II, safe isolated power supplies (PELV) | |
| 输入： | ||
| Number/Type |
2 safety-related inputs for mechanical contacts, cross-circuit monitored: 2 single-channel contacts: up to category 2 in accordance with EN 954-1 or 1, 2-channel contact: up to category 4 in accordance with EN 954-1 Cable length must not exceed 300 m per input. |
|
| Supply | from AS-Interface | |
| Voltage | 20 ... 30 V DC pulsed | |
| Current loading capacity |
input current limited ≤ 15 mA, overload and short-circuit resistant |
|
| 输出： | ||
| Number/Type | 2 conventional electronic outputs, PNP | |
| Supply | from external auxiliary voltage UAUX | |
| Current | 0.5 A per output | |
| Voltage | ≥ (UAUX - 0.5 V) | |
| 与标准和规范体系的一致性： | ||
| Directive conformity | ||
| EMC Directive 2004/108/EC | EN 61326:2006, EN 50295:1999, EN 61496-1:2004 | |
| Standard conformity | ||
| Electromagnetic compatibility | EN 61000-6-2:2005, EN 61000-4-5:2005 1 kV asymmetric, criterion B, EN 61000-6-4:2007 | |
| Emitted interference | EN 61000-6-4:2001 | |
| Insulation coordination | EN 50178:1998 | |
| Functional safety | EN ISO 13849-1:2006 up to PL e, IEC 61508:2009 up to SIL 3 | |
| Degree of protection | EN 60529:2000 | |
| Fieldbus standard | EN 50295:1999, IEC 62026-2:2006 | |
| Electrical safety | EN 50178:1998 , IEC 60204-1:2007 | |
| 编程指令： | ||
| Profile | S-7.B | |
| IO code | 7 | |
| ID code | B | |
| ID1 code | F | |
| ID2 code | 0 | |
| Data bits (function via AS-Interface) | 输入输出 | |
| D0 | dyn. safety code 1 OUT 1 | |
| D1 | dyn. safety code 1 OUT 2 | |
| D2 | dyn. safety code 2 - | |
| D3 | dyn. safety code 2 - | |
| Parameter bits (programmable via AS-i) | 功能 | |
| P0 |
Logic operation: P0 = 1 (default settings): The outputs are controlled via AS-Interface. P0 = 0: The outputs are controlled via AS-Interface or the inputs. The corresponding output is activated on opening the contacts of an input. |
|
| P1 | not used | |
| P2 | not used | |
| P3 | not used | |
| 周围环境： | ||
| Ambient temperature | -25 ... 50 °C (-13 ... 122 °F) | |
| Storage temperature | -25 ... 85 °C (-13 ... 185 °F) | |
| Relative humidity | 85 % , noncondensing | |
| Climatic conditions | For indoor use only | |
| Altitude | ≤ 2000 m above MSL | |
| Pollution degree | 2 | |
| 机械特性： | ||
| Degree of protection | IP20 | |
| Connection | removable terminals, terminal connection ≤ 2.5 mm2 | |
| Material | ||
| Housing | PA 66-FR | |
| Mass | 80 g | |
| Mounting | DIN mounting rail | |
| Tightening torque of clamping screws | 0.5 Nm ... 0.6 Nm | |
尺寸图
电气接线图
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