![](http://img71.chem17.com/gxhpic_6d392a219e/4e22132ff1f1e4013c3724fa904c6adab399b2aa48da6182899b9816b3db7c11a2ee1ccefd7e5119.png)
德國SICK安全光幕具有高度靈活性
德國SICK安全光幕具有高度靈活性SICK安全光幕(mu)(mu)檢測(ce)物體(ti)(比如(ru)手)進入的(de)測(ce)試原理結構示意圖。圖中(zhong),光幕(mu)(mu)的(de)一邊等間距安裝有多個紅(hong)外發射管(guan),另一邊相應(ying)的(de)有相同(tong)數量同(tong)樣(yang)排列的(de)紅(hong)外接收管(guan),每一個紅(hong)外發射管(guan)都(dou)對應(ying)有一個相應(ying)的(de)紅(hong)外接收管(guan),且安裝在同(tong)一條直線上。
德國SICK安全光幕具有高度靈活性
SICK安全(quan)(quan)光(guang)幕檢測(ce)(ce)物(wu)體(比(bi)如手)進(jin)入的(de)(de)(de)(de)測(ce)(ce)試(shi)原理結構示意圖(tu)。圖(tu)中(zhong),光(guang)幕的(de)(de)(de)(de)一(yi)(yi)邊等間(jian)距(ju)安裝有(you)(you)多個(ge)紅(hong)(hong)外(wai)(wai)(wai)發(fa)(fa)射管(guan)(guan),另(ling)一(yi)(yi)邊相應(ying)的(de)(de)(de)(de)有(you)(you)相同(tong)數(shu)量同(tong)樣(yang)排列的(de)(de)(de)(de)紅(hong)(hong)外(wai)(wai)(wai)接收(shou)(shou)(shou)(shou)管(guan)(guan),每一(yi)(yi)個(ge)紅(hong)(hong)外(wai)(wai)(wai)發(fa)(fa)射管(guan)(guan)都對應(ying)有(you)(you)一(yi)(yi)個(ge)相應(ying)的(de)(de)(de)(de)紅(hong)(hong)外(wai)(wai)(wai)接收(shou)(shou)(shou)(shou)管(guan)(guan),且(qie)安裝在同(tong)一(yi)(yi)條直線上。當(dang)同(tong)一(yi)(yi)條直線上的(de)(de)(de)(de)紅(hong)(hong)外(wai)(wai)(wai)發(fa)(fa)射管(guan)(guan)、紅(hong)(hong)外(wai)(wai)(wai)接收(shou)(shou)(shou)(shou)管(guan)(guan)之間(jian)沒(mei)有(you)(you)障礙物(wu)時,紅(hong)(hong)外(wai)(wai)(wai)發(fa)(fa)射管(guan)(guan)發(fa)(fa)出(chu)的(de)(de)(de)(de)調(diao)(diao)制(zhi)信(xin)(xin)號(hao)(hao)(光(guang)信(xin)(xin)號(hao)(hao))能(neng)順(shun)利到(dao)(dao)達(da)(da)紅(hong)(hong)外(wai)(wai)(wai)接收(shou)(shou)(shou)(shou)管(guan)(guan)。紅(hong)(hong)外(wai)(wai)(wai)接收(shou)(shou)(shou)(shou)管(guan)(guan)接收(shou)(shou)(shou)(shou)到(dao)(dao)調(diao)(diao)制(zhi)信(xin)(xin)號(hao)(hao)后,相應(ying)的(de)(de)(de)(de)內部(bu)電(dian)(dian)路輸(shu)(shu)出(chu)低(di)電(dian)(dian)平(ping)(ping),而在有(you)(you)障礙物(wu)的(de)(de)(de)(de)情(qing)況(kuang)下,紅(hong)(hong)外(wai)(wai)(wai)發(fa)(fa)射管(guan)(guan)發(fa)(fa)出(chu)的(de)(de)(de)(de)調(diao)(diao)制(zhi)信(xin)(xin)號(hao)(hao)(光(guang)信(xin)(xin)號(hao)(hao))不能(neng)順(shun)利到(dao)(dao)達(da)(da)紅(hong)(hong)外(wai)(wai)(wai)接收(shou)(shou)(shou)(shou)管(guan)(guan),這時該紅(hong)(hong)外(wai)(wai)(wai)接收(shou)(shou)(shou)(shou)管(guan)(guan)接收(shou)(shou)(shou)(shou)不到(dao)(dao)調(diao)(diao)制(zhi)信(xin)(xin)號(hao)(hao),相應(ying)的(de)(de)(de)(de)內部(bu)電(dian)(dian)路輸(shu)(shu)出(chu)為高(gao)電(dian)(dian)平(ping)(ping)。當(dang)光(guang)幕中(zhong)沒(mei)有(you)(you)物(wu)體通過(guo)時,所有(you)(you)紅(hong)(hong)外(wai)(wai)(wai)發(fa)(fa)射管(guan)(guan)發(fa)(fa)出(chu)的(de)(de)(de)(de)調(diao)(diao)制(zhi)信(xin)(xin)號(hao)(hao)(光(guang)信(xin)(xin)號(hao)(hao))都能(neng)順(shun)利到(dao)(dao)達(da)(da)另(ling)一(yi)(yi)側的(de)(de)(de)(de)相應(ying)紅(hong)(hong)外(wai)(wai)(wai)接收(shou)(shou)(shou)(shou)管(guan)(guan),從而使內部(bu)電(dian)(dian)路全(quan)(quan)部(bu)輸(shu)(shu)出(chu)低(di)電(dian)(dian)平(ping)(ping)。這樣(yang),通過(guo)對內部(bu)電(dian)(dian)路狀態進(jin)行分析就(jiu)可以檢測(ce)(ce)到(dao)(dao)物(wu)體存在與否(fou)的(de)(de)(de)(de)信(xin)(xin)息。
產品特點
應用領域 | 爆炸性環境 |
防爆認證 | 氣體 ATEX:II 3G Ex nA op is IIC T4 Gc X 粉塵 ATEX:II 3D Ex tc IIIC T135°C Dc |
系統硬件 | 對 |
分辨率 | 30 mm |
保護區高度 | 1,800 mm |
保護距離 | 21 m |
響應時間 | 15 ms (未編碼) 27 ms (編碼 1 或編碼 2) |
同步 | 光學同步 |
安全技術參數
類型 | 類型 4 (IEC 61496-1) |
安全完整性等級 | SIL3 (IEC 61508) SILCL3 (EN 62061) |
類別 | 類別 4 (EN ISO 13849) |
性能等級 | PL e (EN ISO 13849) |
PFHD(每小時危險失效率) | 15 x 10-9 (EN ISO 13849) |
TM(持續運行時間) | 20 年 (EN ISO 13849) |
在錯誤情況下更安全 | 在關閉狀態下至少有一個輸出信號切換裝置。 |
電氣參數
防護等級 | III (IEC 61140) | ||||||||||
供電電壓 UV | 24 V DC (19.2 V ... 28.8 V) 1) | ||||||||||
殘余紋波 | ≤ 10 % 2) | ||||||||||
| |||||||||||
|
- 1) 外部電壓供給設備根據 EN 60204-1 必須能緩沖 20 ms 的短時間斷電。SICK 可提供合適的電源件。.
- 2) 在 UV 極限范圍內.
- 3) 適用于在 –30 V 和 +30 V 之間范圍的電壓.
德國SICK安全光幕具有高度靈活性