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2、 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。

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6SL3060-4AF10-0AA0

6SL3060-4AJ20-0AA0

6FX8002-2CF04-1AK0

6FX8002-2CF02-1FE0

6FX8002-5DA11-1FF0

6FX8002-5DA15-1AK0

6FX5008-1BB50-1BH0

6FX5008-1BB50-1BF0

6SL3060-4AP00-0AA0

6FX5002-2CA12-1DA0

6FX3002-2CT10-1CA0

6FX5002-2DC10-1CA0

6SL3255-0AA00-2CA0

6FX5002-2DC10-1DF0

6FX5002-5CN54-1DF0

6FX3002-5CL01-1CA0

6FX5002-5DG43-1CA0

6FX5002-5CN06-1DF0

6FX5002-5DN01-1EF0

PCIE-6353   1个----------

USB-DMM-4065   3个

R1005050带状电缆(1米)  2个

SHC68-68EPM屏蔽电缆2米   2个

USB-6218(螺栓端子)2块   

CB-68LPR   1个

SGD7S-3R5A00A000F79B     2个

7KM9300-0AM00-0AA0数量1

ABB变频器/ACS510-01-195A-4/110KW 1 台

焊机高速控制器compactLogix5380 (5069-L306ER)  1  面价11413

6AV7870-0BF51-1AB0  1

FANUC 印刷卡;A20B-2102-0012/02A;;通用 数量1------

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V12真空接触器电源模块 750203/806          10 个 ABB 电源直流220v 

电机风扇叶 ABB:M3AA90LB2 2.2KW 2P B3          4

ABB 3AFE64482459 VHPR 80 HX 3R3 K 3

ABB AGDR-71C 3

CLMD33/30KVAR 400V 50Hz      10 

IC200PBI001 2

170XTS00100 螺纹连接端子 JB

170DNT11000 总线接口板 JB

21145106301 CPU电池总成 JB

29452 辅助触点模块 JB

3RT1054-1AP36 220V

52804402 SP-PBXA08-DINB 8按键

ABL2REM24065 24V 

ATS22D88Q 

ATS48C17Q 

ATS48C41Q 

ATV312HU22N4 2.2KW

ATV312HU30N4 3KW 

ATV320D11N4B 11KW 

ATV61HD75N4 75KW 

ATV71HD11N4 11KW 

ATV71HU22N4Z 

ATV71HU40N4Z 4KW 

ATV71HU75N4 7.5KW 

ATV930C11N4C 110KW 

ATV930D45N4 

ATV930D75N4 

BCH2HR2023CF6C 2KW    各1

RH35M-4EK.2F.1R     数量:8

EM10-S-002 220VDC   数量:5

2711P-T7C4D8   1   42262---------

CIMR-VA2A0004BAA数量6-------

ATV312HD11N4              1

A06B-2447-B113   1个------

A06B-2082-B403   1个--------

6ES7331-7TF01-0AB0

6ES7332-5HF00-4AB1

6ES7321-1BL00-4AA1

6ES7322-1BL00-4AA1

MA-0186-100 数量5

6AV7260-0EA20-0XX5   1

215-1AF40-0XB0      10

331-7PF00-0AB0    5

3GZC903A00684     1

SGMJV-02A3A61

SGDV-2R8A11B

JZSP-CSP25-10-E-------

JZSP-CSP25-15---------

VRSF-5B-200     各一

80026-172-23-R      85541      1

2097-V34PR6-LM   1 面价15255

153-2AR03-0XA5    21

331-7PF01-4AB1    9

331-7PF11-4AB1    6

656-6CL30-1CF0    3

6GK5206-2BB00-2AC2   3------

6GK5216-4BS00-2AC2   3------

6GK5991-1AD00-8GA0    6-------

6SL3?202-0CE23-8AA0    3

6SL3?202-0AE23-8CA0    3

6SL3 054-0FB00-1BA0    3

6GK1716-0HB13-0AA0    9---------

6ES7658-2XA00-0XB0    24

6ES7658-2AA58-0CA0    9

658-5AX58-0CA5    3

653-2BA00-0XB5    12

品牌:发那科 FANUC 型号:A06B-0112-B103 835731A 名称:直轴 数量

6SL3352-6TH35-8AA3        1

6FC5203-0AF00-0AA3    1-------

施耐德MTE2.0      2


DSCA114

DSCA121

DSDI130

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DSDX110

DSDXB001

DSMB124

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