Square Wave Encoder (Auxiliary)

The controller accepts RS-422 square wave encoder signals. The controller will generate a feedback fault if it detects an invalid signal state caused by an open or shorted signal connection. Use twisted-pair wiring for the highest performance and noise immunity.

Table 2-22:     Square Wave Encoder Specifications

Specification

Value

Encoder Frequency 10 MHz maximum (25 ns minimum edge separation)
x4 Quadrature Decoding 40 million counts/sec

Figure 2-20:     Square Wave Encoder Interface (Auxiliary)