![]() |
厦门市泰尼电器有限公司
主营产品: AB模块PLC |

![]() |
厦门市泰尼电器有限公司
主营产品: AB模块PLC |
参考价 | 面议 |
硬件故障改如何检查?
硬件故障常常表现为以下几方面
! 模块的插件板与总线底板插接不严密;
! 拨码开关错误;通讯线接线方向错误;
! 终端匹配器未接;
! 硬件跳线与实际信号要求的类型不*;
! 机柜内系统电源、现场电源输出有误;
! 硬件本身坏。
1747-PIC 1747-PIC
以上几方面问题的结果表现为:
! 加电后硬件板极故障(指示灯显示状态不对);
! 设备不工作;
! 系统工作但显示的对应测点值不正确、系统的输出不能驱动现场设备等等。
:张亮(工程师) 专线:
24小时移动专线: 【】
GSI Lumonic General Scanning Motorized Scan Head w/ Mounted Stage Setup
Toshiba: IK-C30M CCD Camera + IK-C30MA Controller
NMS Natural Microsystems 8 Port Voice Card AG2000 S98-2484-0 PCI CARDS
LAMBDA LLS-6008 Regulated DC Power Supply * 0-8V @ 20A * LLS6008
Tank, ISOPAD Heating Pad, Mounted Stage and More
Industrial Computer Source: Loaded System +software
NI PXI-8420/4 (RS232) Legacy 4-Port RS232 Serial Interface for PXI
Vintage Trial Lens Set: + Marco Trial Frames 175 Pieces
COHU High Performance CCD Lab Camera Part # 4912-2000
AMREL American Reliance Inc. Programmable Linear Power Supply LPS-305
KEYENCE LT-8106 Laser Focus Displacement Meter w/ Console controller remote
AT&T LUCENT: Merlin Legend Phone System -fully loaded
PARKER / Compumotor PC-21 Indexer card 1-Axis Motion Card
MEC86008-1047 Shield, Deposition, single port 200mm MEC