描述
信号源接地时,屏蔽层应在信号侧接地;不接地时,应在DCS侧接地;信号线中间有接头时,屏蔽层应牢固连接并进行绝缘处理,一定要避免多点接地;多个测点信号的屏蔽双绞线与多芯对绞总屏电缆连接时,各屏蔽层应相互连接好,并经绝缘处理,选择适当的接地处单点接地。要严格按DCS厂家的接地要求接地。
Symbol Motorola MC5040 -2D – MC50 -NEW- QWERTY Keyboard
Symbol Motorola MC75A – 1D Scan Numeric Keypad 802.11
SYMBOL MOTOROLA RD11320-1611412145 READER: XR450
SYMBOL MOTOROLA AP-7131N-66S78-US KT:AP-7131N 3-RADIO A
SYMBOL MOTOROLA AP-7131N-66S70-US AP-7131N: 3-RADIO AP
SYMBOL MOTOROLA RD11320-1611412145 READER: XR450 G2,MON
SYMBOL MOTOROLA DS9808-LL20007C1WR SCNR:DS9808-LL WITH