这时 海德汉 编码器的技术标准
Interface Sinusoidal voltage signals 1 VPP
Incremental signals 2 nearly sinusoidal signals A and B
Signal amplitude M: 0.6 to 1.2 VPP; typically 1 VPP
Asymmetry P – N/2M: ? 0.065
Signal ratio MA/MB: 0.8 to 1.25
Phase angle ?1 + ?2/2: 90° ± 10° elec.
-----------------
雷尼绍圆光栅
0.7 to 1.35 Vpp with green LED indication
(readhead)and 120R termination. Centred on 1.65 V