710-001292
710-001292
710-001292
710-001292
5-25---
086329-004++++++++++++++++
086369-001++++++++++++++++
6ES7416-3XL04-0AB0++++++++++++++++
6SE7033-1EE85-1AA0++++++++++++++++
6ES7635-2EC02-0AE3++++++++++++++++
2711P-T7C4A8+2711P-RP8A++++++++++++++++
HIEE405246R0002++++++++++++++++
VE 4006 P2++++++++++++++++
6SE7035-1EJ84-1JC1++++++++++++++++
6SN1118-0DH21-0AA1++++++++++++++++
20BC056A0AYNANC0++++++++++++++++
6SL3320-1TE41-2AA3++++++++++++++++
PHARPS32200000++++++++++++++++
PSTX470-600-70++++++++++++++++
SM100-40-050-P1-45-M1-B0++++++++++++++++
125760-01 ++++++++++++++++
125720-01 ++++++++++++++++
106M1079-01 ++++++++++++++++
149369-01++++++++++++++++
1) BENTLY NEVADA 125760-01 ++++++++++++++++
2) BENTLY NEVADA 125720-01 +++++++++++++++++++
3) BN 3500/15 106M1079-01 ++++++++++++++++++++
4) BENTLY NEVADA 149369-01 +++++++++++++++++++++++
1FT6062-1AF71-4EH1 1
西门子通讯线 6DD1684-0BC0 20针带状线 2m+++++++++++++++
6ES7141-4BF00-0AB0 Siemens +++++++++++++++++
7KM2112-0BA00-3AA0 Siemens 1
AN56KNOA 2
AN16GNOAB 4
SICK CONTROLLER UNIT,CHECKED (MSC)订货号2042329 数量1
140CRP31200 面价:13236.80 1
6ES7212-1AE40-0XB0 1
6ES7223-1PL32-0XB0 1
6ES7223-1PH32-0XB0 1
6AV2123-2JB03-0AX0 1
6ES7 288-1SR20-0AA0 6
6AV6648-0CC11-3AX0 1
HITECH 人機介面 Model:PWS6710T-N V20-11-10 DC24V 請您報價 數量
6AV2123-2DB03-0AX0 数量1
6AV2 124-0QC02-0AX0 数量1
Foxboro 43AP-FA42C 2个
PT100 0-150℃ L/I=400/250mm 个 5 ABB
PT100 0-150℃ L/I=450/400mm 个 5 ABB
TTH200-Y0(0-150℃) 个 20 ABB
PT100 0-80℃ L/I=300/150mm 个 5 ABB
TSP128Y0S6A2F05A8T5M4S1P2S1H6A7 个 10 ABB
PT100 0-250℃ L/I=400/250mm 个 5 ABB
PFEA112 个 2 ABB++++++++++++++++++++++
PFEA111-65 个 2+++++++++++++++++++
TK201 10136228 个 1 ABB
ACS510-01-246A-4 132KW 个 1 ABB
ACS510-01-290A-4 160KW 个 2 ABB
ACS550-01-08A8-4 个 2 ABB
ACS510-01-046A-4 个 2 ABB
ACS550-01-038A-4 个 2 ABB
ACS550-01-06A9-4 个 2 ABB
6AV6 648–0CE11-3AX0
PLC,LY-GDPLC-TDBC 2台
6SL3995-6AX00-0AA0 1
6SL3000-0BE25-5AA0 1
6SE7031-2HF84-1BG0 2
4BU5896-0FM80-2AA3 1
6SY7010-6AA02 5
6AV6643-0BA01-1AX0,1个
变频器 ATV312HU15N4A 1.5KW/2HP
ABB 1SFA619600R6131
6EP3320-6SB00-0AY0 1个
6ES7972-0BB12-0XA0 1
330180-X1-05 MOD:143945-05 ,1个
330105-XX-XX-05-02-05 MOD: 165931-01 ,1个 未税
霍尼韦尔:PZ171-150/300 1
西门子 1FK7061-7AF71-1SA0 4
霍尼韦尔
MT8150XE数量2
6ES7717-1BB05-0AC4 , 1个
1FK7022-5AK71-1HG0
H-AA-003 6 PINPAI :FESTO
艾默生
6DD1607-0CA1 2 ++++++++++++++++
6GK1562-2AA00 数量1
6GK1500-0EA02 数量20
6SE7090-0XX84-1CJ0 1
MP9-21129K 3×311μF±10%AC690V 4
M2QA132S4A 5.5kw-4P-B3 1
CDP312ABB GR0UP 1
APBU-44CABB修井机变频器ACS800 1
RDCU- 12CABB 1400001788修井机变频器 1
DPMP-01 ABB变频器 1
170M8635ABBAFE68327466MCC 2
ASFC-01CABB 2++++++++++++++++++++
NBRA-669CABBAFE59011065VFD +++++++++++++++++++
ABBAFE64278797VFD 1
ABBAFE10028531VFD 10
6SE7416-2XN05-0AB0 ++++++++++++++++++++
V18345-2020561501/2 2
TM0181-045-00 2
6ES7 953-8LG30-0AA0 1
6ES7 870-1AA01-0YA0 1
KZ88-M132SB4IW 1
M132SB4 1
模块ASI-EVA-MEB-2E2A-Z费斯托 1
模块ASI-EVA-4E-M12-5P0L费斯托 1
品牌:ABB
NTCF22
NTCF23 各一只
AF305-30-11-13
2711P-T10C6D2 +++++++++++++++++
1 数字量信号连接应注意的问题
变频器的输入信号中包括对运行/ 停止、正转/ 反转、点动等运行状态进行操作的数字量输入信号(开关型指令信号),这些信号常来自PLC 的数字量输出信号。PLC 通常利用其内部的继电器接点(继电器输出型P L C )或具有开关特性的元器件(晶体管输出型PLC)与变频器相连,得到运行状态指令,如图1 和图2 所示。在进行数字量信号的连接时应注意:
(1)使用继电器输出型P L C 与变频器相连时,应注意接触不良常带来变频器误动作,因此在实际接线中要注意连接可靠。
(2)使用晶体管输出型P L C 与变频器相连时,应注意晶体管本身的电压的高低、电流的大小等限制条件在其范围内,保证系统的可靠性。
(3)设计变频器的输入信号电路时,应尽量避免采用继电器等感性负载,因继电器开闭产生的浪涌电流可能引起变频器的误动作。
(4)当P L C 输出的开关信号进入变频器时,有时会发生外部电源和变频器控制电源之间的串扰,应注意对P L C和变频器分开接地,避免两者使用共同的接地线。
主营产品:Schneider ,Foxboro,Ovatin,Allen-Bradley,Siemens等各类工控产品,
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