| 价格 | 面议 |
|---|---|
| 区域 | 全国 |
| 来源 | 福州卓凯电子科技有限公司 |
详情描述:
西门子PLC基本指令功能介绍 一、标准触点 LD、A、O、LDN、AN、ON、 LD,取指令。表示一个与输入母线相连的常开接点指令,即常开接点逻辑运算起始。 LDN,取反指令。表示一个与输入母线相连的常闭接点指令,即常闭接点逻辑运算起始。 A,与指令。用于单个常开接点的串联。 AN,与非指令。用于单个常闭接点的串联。 O,或指令。用于单个常开接点的并联。 ON,或非指令。用于单个常闭接点的并联。 二、正、负跳变 ED、EU ED,在检测到一个正跳变(从OFF到ON)之后,让能流接通一个扫描周期。 EU,在检测到一个负跳变(从ON到OFF)之后,让能流接通一个扫描周期。 三、输出 = =,在执行输出指令时,映像寄存器中的指定参数位被接通。 四、置位与复位指令S、R S,执行置位(置1)指令时,从bit或OUT指定的地址参数开始的N个点都被置位。 R,执行复位(置0)指令时,从bit或OUT指定的地址参数开始的N个点都被复位。 置位与复位的点数可以是1-255,当用复位指令时,如果bit或OUT指定的是T或C时,那么定时器或计数器被复位,同时当前值将被清零。 五、空操作指令NOP NOP指令不影响程序的执行,执行数N(1-255)。 联系人:林工 公司主营产品有:AB,ABB,GE,西门子,力士乐,施耐德,福克斯,等工业自动化控制配件及各种停产备件。诚信经营,质量可靠,请放心购买,我们将竭诚为您服务! OVEN CPU BOARD 381-600223-1 OVEN CPU BOARD 381-600223-8 OVEN I/O BOARD 381-600224 OVEN SW DISPLAY BOARD 381-600225 OVEN SW/ DISPLAY BOARD 381-60025-1 OVT-2771-03 OVT-2882-01 BARCO EACH P&H Harnischfege Control Mag Amp. Firing Control 79U5D2(L) qty each PACIFIC SCIENTIFIC 6415-001-N-N-N STEPPER DRIVE Pacific Scientific AC Servo Drive SC403-030-T4 QTY Pacific Scientific R34JENC-R2-NS-NV-00 Brushless Servo Motor PACK DRIVER AK-BX551V Stepping Motor Driver PANASONIC AC SERVO MOTOR ASM360B10K101 100V 3000RPM PANASONIC MUDB-083A1A12 Panasonic SERVO MOTOR AMKA100B10 LAK PARAMETRICS 600207 VOLAGE MOTHER BOARD PARAMETRICS 600657 POWER MONTOR PARAMETRICS FREQUENCY CONTROL MOTHERBOARD 600206E PARKER 71-006282-03 PARKER 71-007246-01 PARKER 71-007246-02 PARKER 71-011370-02 REV N WITH 71-011370- TWO BOARD COBO AMP BOARD A AND B PARKER COMPUMOTOR 162-308 162308 DRIVE PARKER COMPUMOTOR 71-0031.... UNKNOWN NUMBER SERVO MOTOR PARKER COMPUMOTOR 71-006146-03 REV F PARKER COMPUMOTOR 71-006257-01 PARKER COMPUMOTOR 71-006259-02 parker compumotor 71-007419-01 PARKER COMPUMOTOR DRIVE SIM EACH PARKER COMPUMOTOR DRIVE SIM-R EACH Parker Compumotor M106-178 Servo Controller Parker Compumotor S106 250 DRIVE PARKER EUROTHERM DRIVES 620L/0150/400/0010/US/ENW/0000/000/B0/000/000 PARKER HANN / COMPUMOTOR / SX3-DRIVE / SX3 DRIVE SX3DRIVE Parker PDS13-2 ... EACH Pass & Seymour Mechanical Interlock PS430MIR7-W 30A 480VAC 3Ph QTY PASS & SEYMOUR, PS430MIR7-W MECHANICAL INTERLOCK 30amp 30 hp, 3 phase PC BOARD 41532 E VERY CLEAN PC BOARD MAIN CONTROL 1336F 1336F-MCB-SP2D PC BOARD MAIN CONTROL 1336F 1336F-MCB-SP2D PC5200-10 POWER BOARD PCA 340D 509665 001 REV B 508777-004 REV A PCS COMPUTER 3095-101 REV B ......... EACH 3095-501 REV B PCS COMPUTER 3095-101 REV B ......... EACH 3095-501 REV B PDM SYSTEMS REV V3J BOARD PECO II INC PEC 1201 SWITCH MODE CONVERTER 48V 4A Pepperl Fuchs Process Automation WE 77/EX-1 110V PEPPERL FUCHS 052001 10-0163X_A-1000-Y52001 Pepperl Fuchs RL31-54/73C/136 183811 Photoelectric Sensor NIB PERKIN ELMER control board TCII AC N801-9164 PERKIN ELMER control board TCII AC N801-9164 PERKIN ELMER N801-3606 KEY BOARD PERKIN ELMER N803-9004 PC CPU BOARD 9001-B PERKIN ELMER N803-9004 PC CPU BOARD 9001-B Philips Healthcare M1401 60300 PCB REVR BACKPLANE M140160300 PHOENIX CONTACT 2719331 IBS STME 24 MA-FT SUBMASTER MODULE ... each PHOENIX CONTACT 2719331 IBS STME 24 MA-FT SUBMASTER MODULE .as in pic PHOENIX CONTACT 2719357 IBS STME 24 BK-FT-T BUS TERMINAL ... each PHOENIX CONTACT IBS 24 DO/R INTERBUS-S RELAY OUTPUT 161 .. each .. qty Phoenix Contact Interbus-S IBS 24 DO I Digital Input Ident. 129 Ord.No.: 2767972 PHOENIX CONTACT UMK-SE 11,25-1 WITH OMRON G2R-14 RELAY .. LOT OF 9 .. PILCO-1 910717-M2 BOARD Pilz 750105 PNOZ S5 Industrial Safety Relay VDC 2n/o 2n/o t .... EACH... Pilz Pnoz 10 6s/40 774009 Safety Relay Pnoz 10 6s/4O 24vdc 4.5w each qty PILZ PZE/7 120 VAC 6S 10 Safety Relay each qty Pinnacle T3100 Targa Digital Tether Interface for IO Card 136223000k 136902pwb Pinnacle Targa 3000 3100 pci card T3100 136902001 Pioneer magnetics pm 2972A-2-3 power source PIV FREQUENCY INVERTER E S1T 2 2-400-0 PLC 1 000701000 1561 REV 1 CIRCUIT BOARD CUBIT / PROTEUS ? POLYSPEDE BHP-200 Polyspede Electronics E1536 Circuit Card E1536 Polyspede Electronics E1536-121 Circuit Card E1536 PORTER MFC Z01 USVB Z01USVB 100 SCCM HE 100 PSIG POWER BOARD 4P106C01801 POWER BOARD SERIES 10000 MDI 2733 C200001 POWER BOARD ST-M4 SPI55 SP155 POWER GENERAL POWER SUPPLY CIRCUIT BOARD FLU3-40-1
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