PA877A-1X1，PA877A-1X2，PA877A-1X3，PA877A-1X4，PA877A-1X5，電流數顯表
PA877A-1X6，PA877A-1X7，PA877A-1X8，PA877A-2X1，
PA877A-2X2，PA877A-2X3，PA877A-2X4，PA877A-2X5，
PA877A-2X6，PA877A-2X7，PA877A-2X8，PA877A-3X1，
PA877A-3X2，PA877A-3X3，PA877A-3X4，