1746-FIO4I(羅克韋爾)
1746-FIO4I
電子密碼鎖系統的程序包括:MFRC530 對非接觸式IC 卡的操作程序、MCU與MFRC530 通信中斷處理程序、讀寫時鐘芯片DS1305 及LCD 液晶顯示程序、檢測門和鎖狀態程序及 存儲器讀寫程序等。電子密碼鎖主程序流程圖如圖3 所示。
圖3 電子密碼鎖主程序流程圖
5 存在的問題及解決方案
5.1 分布式結構和集中統一管理相結合
建立分布式電子密碼鎖管理系統的一個關鍵技術是分布在不同地方的電子密碼鎖與管 理中心服務器之間的數據傳輸方式。如果電子鎖通過RS485 信號直接和服務器交互信息, 將會導致傳輸距離較短、信息交互速度較慢、抗干擾能力差等問題的發生。而TCP/IP 協議 則有傳輸速度快、傳輸距離無限大、通訊質量穩定、不易受到外界干擾等優點。因此,在實 現過程中,通過使用RS485-TCP/IP 通訊轉換器來實現RS485 和TCP/IP 通訊協議的轉換, 實現了信息的轉發。
5.2 電子密碼鎖的隔離性
在電子密碼鎖系統中,將每個電子密碼鎖的用戶信息(如卡號和密碼)存儲在對應電子 鎖的信息存儲單元中,電子鎖控制器讀取信息存儲單元中的對應用戶信息,并通過和用戶輸 入信息進行比較來判斷當前用戶的合法性,確保管理中心服務器或通信網絡出現故障時,不 會影響電子鎖的使用,實現電子密碼鎖的隔離性。
5.3 電子密碼鎖的防沖突性
射頻卡有快速防沖突機制,能防止卡片之間出現數據干擾,因此電子鎖讀寫器可以“同 時”讀取多張非接觸式射頻卡的卡內信息,但實際只讀取了其中一個非接觸式射頻卡,通過 在液晶顯示屏上顯示正在處理的非接觸式射頻卡的卡內信息,來提示用戶輸入對應的密碼, 解決了多個非接觸式射頻卡和密碼出現不一致的問題。
5.4 系統的安全性
對 IC 卡信息的加密是決定IC 卡安全性的關鍵。由于本系統采用PHILIPS公司的Mifare 卡,它是一種智能卡(smart card),內建有中央微處理機(MCU)和ASIC 等,使卡在安全保密性、 認證邏輯、算術運算等微操作控制有序進行。要訪問一個Mifare 類卡的數據,首先要完成 認證。Mifare 卡的認證采用三次認證的過程,這個過程可由自動執行Authbent1 和Authbent2 命令來實現。采用此法后,可有效防止IC 卡的非法復制與數據非法修改。在系統實現過程中,通過將非接觸式IC 卡和輸入用戶密碼結合在一起,并做好日志記錄,真正實現了電 子密碼鎖系統的安全性。
1746-FIO4I
BALDOR FVF190C-21 INVERTER 10/230
BALDOR FVF1910C-20 VECTOR DRIVE 10HP 230V
BALDOR ID10201-E 1HP 230V AC DR
BALDOR ID10202-E 2HP 230V AC DR
BALDOR ID10205-E 5HP 230V AC DR
BALDOR ID10401-E 1HP 460V AC DR
BALDOR ID10402-E 2HP 460V AC DR
BALDOR ID10405-E 5HP 460V AC DR
BALDOR ID11201-EB 1HP 230V AC DR
BALDOR ID11202-EB 2HP 230V AC DR
BALDOR ID11203-EB 3HP 230V AC DR
BALDOR ID11205-EB 5HP 230V AC DR
BALDOR ID11207-EB 7HP 230V AC DR
BALDOR ID11210-EB 10HP 230V AC DR
BALDOR ID11403-EB 3HP 460V AC DR
BALDOR ID11405-EB 5HP 460V AC DR
BALDOR ID11407-EB 7HP 460V AC DR
BALDOR ID11410-EB 10HP 460V AC DR
BALDOR ID12215-E 15HP 230V AC DR
BALDOR ID12215-EO 15HP 230V AC DR
BALDOR ID12215-ER 15HP 230V AC DR
BALDOR ID12220-E 20HP 230V AC DR
BALDOR ID12220-EO 20HP 230V AC DR
BALDOR ID12220-ER 20HP 230V AC DR
BALDOR ID12240-E 40HP 230V AC DR
BALDOR ID12240-EO 40HP 230V AC DR
BALDOR ID12240-ER 40HP 230V AC DR
BALDOR ID12250-E 50HP 230V AC DR
BALDOR ID12250-EO 50HP 230V AC DR
BALDOR ID12250-ER 50HP 230V AC DR
BALDOR ID12415-E 15HP 460V AC DR
BALDOR ID12415-EO 15HP 460V AC DR
BALDOR ID12415-ER 15HP 460V AC DR
BALDOR ID12420-E 20HP 460V AC DR
BALDOR ID12420-EO 20HP 460V AC DR
BALDOR ID12420-ER 20HP 460V AC DR
BALDOR ID12430-E 30HP 460V AC DR
BALDOR ID12430-EO 30HP 460V AC DR
BALDOR ID12430-ER 30HP 460V AC DR
BALDOR ID12450-E 50HP 460V AC DR
BALDOR ID12450-EO 50HP 460V AC DR
BALDOR ID12450-ER 50HP 460V AC DR
BALDOR ID12475-E 75HP 460V AC DR
BALDOR ID12475-EO 75HP 460V AC DR
BALDOR ID12475-ER 75HP 460V AC DR
BALDOR ID15201-E 1HP 230V AC DR
BALDOR ID15202-E 2HP 230V AC DR
BALDOR ID15203-E 3HP 230V AC DR
BALDOR ID15205-E 5HP 230V AC DR
BALDOR ID15207-E 7.5H 230V AC DR
BALDOR ID15210-E 10HP 230V AC DR
BALDOR ID15403-E 3HP 460V AC DR
BALDOR ID15405-E 5HP 460V AC DR
BALDOR ID15407-E 7.5H 460V AC DR
BALDOR ID15410-E 10HP 460V AC DR
BALDOR ID15H201-E 1HP 230V AC DR
BALDOR ID15H201-W 1HP 230V AC DR
BALDOR ID15H202-E 2HP 230V AC DR
BALDOR ID15H202-W 2HP 230V AC DR
BALDOR ID15H203-E 3HP 230V AC DR
BALDOR ID15H203-W 3HP 230V AC DR
BALDOR ID15H205-E 5HP 230V AC DR
BALDOR ID15H205-W 5HP 230V AC DR
BALDOR ID15H207-E 7.5H 230V AC DR
BALDOR ID15H207-W 7.5H 230V AC DR
BALDOR ID15H210-E 10HP 230V AC DR
BALDOR ID15H210-W 10HP 230V AC DR
BALDOR ID15H215-E 15HP 230V AC DR
BALDOR ID15H215-EO 15HP 230V AC DR
BALDOR ID15H215V-EO 15HP 230V AC DR
BALDOR ID15H215-W 15HP 230V AC DR
BALDOR ID15H220-EO 20HP 230V AC DR
BALDOR ID15H225-EO 25HP 230V AC DR
BALDOR ID15H230-EO 30HP 230V AC DR
BALDOR ID15H230V-EO 30HP 230V AC DR
BALDOR ID15H240-MO 40HP 230V AC DR
BALDOR ID15H250-MO 50HP 230V AC DR
BALDOR ID15H250V-MO 50HP 230V AC DR
BALDOR ID15H401-E 1HP 460V AC DR
BALDOR ID15H401-W 1HP 460V AC DR
BALDOR ID15H402-E 2HP 460V AC DR
BALDOR ID15H402-W 2HP 460V AC DR
BALDOR ID15H403-E 3HP 460V AC DR
BALDOR ID15H403-W 3HP 460V AC DR
BALDOR ID15H405-E 5HP 460V AC DR
BALDOR ID15H405-W 5HP 460V AC DR
BALDOR ID15H407-E 7.5H 460V AC DR
BALDOR ID15H407-W 7.5H 460V AC DR
BALDOR ID15H4100-EO 100H 460V AC DR
BALDOR ID15H410-E 10HP 460V AC DR
BALDOR ID15H410-W 10HP 460V AC DR
BALDOR ID15H4150-EO 150H 460V AC DR
BALDOR ID15H4150V-EO 150H 460V AC DR
BALDOR ID15H415-E 15HP 460V AC DR
BALDOR ID15H415-EO 15HP 460V AC DR
BALDOR ID15H415-W 15HP 460V AC DR
BALDOR ID15H420-E 20HP 460V AC DR
BALDOR ID15H420-EO 20HP 460V AC DR
BALDOR 0022001 DC MTR CONTROL BOARD
BALDOR 0082701E SERIAL OPT BOARD
BALDOR 0082751 PULSE MASTER
BALDOR 008375-2F LOGIC P/S BOARD
BALDOR 008375-2L LOGIC P/S BOARD
BALDOR 008465-1E GATE DRIVER BOARD
BALDOR 008470-1D HIGH-VOLTAGE BOARD
BALDOR 0086351C INTERFACE BOARD
BALDOR 008645 INTERFACE BOARD
BALDOR 0154423 168A DC DRIVE
BALDOR 0614081 AC SERVO BASE
BALDOR 0838003 GATE DRIVE BOARD
BALDOR 100-1140 POWER SUPPLY BOARD
BALDOR 102765-3 PCB
BALDOR 10513C CONTROL BOARD
BALDOR 10513D CONTROL BOARD
BALDOR 10516C DIGISYN BOARD
BALDOR 12802 POWER BOARD
BALDOR 150279-1 W/B DETECTOR BOARD
BALDOR 25187B-001 POWER SUPPLY
BALDOR 5009 POWER SUPPLY
BALDOR 602090-103 SERVO CONTROL
BALDOR 614-12-170 AXIS MODULE
BALDOR 614-35-110-S001 AXIS MODULE
BALDOR 614-PS-60 POWER SUPPLY
BALDOR 712-47-175-S001 10HP AC DRIVE
BALDOR 712-5-170-S001 AC DRIVE
BALDOR 712-510-175S001 15HP AC DRIVE
BALDOR 714-12-170-S001 AC VECTOR DRIVE
BALDOR 714-24-110-S001 SERVO DRIVE
BALDOR 714-24-110-S007 SERVO DRIVE
BALDOR 714-24-140 SERVO DRIVE
BALDOR 714-35-110-S006 SERVO DRIVE
BALDOR 714-35-150-S000 15HP 460V AC DRIVE
BALDOR 714-47-150-S000 20HP 460V AC DRIVE
BALDOR 714-510-150S000 30HP 460V AC DRIVE
BALDOR 714-510-150S001 30HP 460V AC DRIVE
BALDOR 714-510-175 40HP 460V AC DRIVE
BALDOR 842-1136EF 105A DC DRIVE
BALDOR 842-46 30A DC DRIVE
BALDOR 842-69 18A DC DRIVE
BALDOR 914E-26-2101KB0 15HP 460V AC DRIVE
BALDOR 914E-26-2701KB0 15HP 460V AC DRIVE
BALDOR 914L-23-2101KB0 15HP 460V AC DRIVE
BALDOR 914L-35-2701KB0 25HP 460V AC DRIVE
BALDOR 914Q-35-2701KB0 25HP 460V AC DRIVE
BALDOR 914Q-36-2701KB0 25HP 460V AC DRIVE
BALDOR 924-01070-925 ENCODER
BALDOR 924-01072-080 ENCODER
BALDOR 924-1072-081 ENCODER
BALDOR BC110 SPEED CONTROL
BALDOR BC140 SPEED CONTROL
BALDOR BC140-FBR SPEED CONTROL
BALDOR BC141 SPEED CONTROL
BALDOR BC142 SPEED CONTROL
BALDOR BC154 SCR CONTROL
BALDOR BC155 SPEED CONTROL
BALDOR BC160 3HP 230V DC DRIVE
BALDOR BC19H205-CO 5HP 230V DC DRIVE
BALDOR BC19H210-CO 10HP 230V DC DRIVE
BALDOR BC19H215-CO 15HP 230V DC DRIVE
BALDOR BC19H220-CO 20HP 230V DC DRIVE
BALDOR BC19H225-CO 25HP 230V DC DRIVE
BALDOR BC19H240-CO 40HP 230V DC DRIVE
BALDOR BC19H250-CO 50HP 230V DC DRIVE
BALDOR BC19H260-CO 60HP 230V DC DRIVE
BALDOR BC19H275-CO 75HP 230V DC DRIVE
BALDOR BC19H410-CO 10HP 460V DC DRIVE
BALDOR BC19H4100-CO 100H 460V DC DRIVE
BALDOR BC19H4125-CO 125H 460V DC DRIVE
BALDOR BC19H4150-CO 150H 460V DC DRIVE
BALDOR BC19H420-CO 20HP 460V DC DRIVE
BALDOR BC19H4200-CO 200H 460V DC DRIVE
BALDOR BC19H4250-CO 250H 460V DC DRIVE
BALDOR BC19H430-CO 30HP 460V DC DRIVE
BALDOR BC19H4300-CO 300H 460V DC DRIVE
BALDOR BC19H440-CO 40HP 460V DC DRIVE
BALDOR BC19H450-CO 50HP 460V DC DRIVE
BALDOR BC19H475-CO 75HP 460V DC DRIVE
BALDOR BC200 .25HP-2HP DC DRIVE
BALDOR BC201 .25HP-3HP DC DRIVE