中国TOFI上海托菲机电科技有限公司IncrementalEncoderETF90-HETF90-H空心轴光电增量式编码器ETF90-H外径Φ90mm,.空心轴Φ12-Φ30mm.防护等级IP65.最大脉冲10000PPR.工作电压5VDC9to26VDC.响应频率300KHz电气参数:工作电压...........................5VDC9-26VDC消耗电流...........................≤200mA消耗功率...........................≤4W输出信号（9-26VDC).................Push-PullTTL_RLINEDRIVEROPENC信号形式........................方波输出电流.......................≤20mA上升、下降时间..................≤1000nS输出频率........................≥300KHz幅值............................"0"≤0.5VDC"1"≥+8VDCMAX24VDC输出信号（5VDC)...................Push-PullTTL_RLINEDRIVEROPENC信号形式........................方波输出电流........................≤20mA上升、下降时间...................≤200nS输出频率........................≥300KHz幅值............................”0"≤0.5VDC"1"≥+2.4VDCMAX4.5VDCA、B信号准确率信号宽度........................1T±1/8T信号相位差