Sin/cos encoder interface (encoder 1 and/or encoder 2)

Pulses per revolution

128 – 8192

Input frequency

≤ 205 kHz

Signal level per individual signal

< 0.65 V

Differential signal level

• 0.34 – 0.59 V
• (Ax7W, Ex7S, AK8W, EK8S)
• 0.22 – 0.65 V
• (all others typically 0.5)

Level difference A – B

0.1 V

Offset track A/track B

≤ ±20 mV

Phase angle track A to B

90° ±4°

Maximum absolute value of the permanently applied input voltage on each encoder signal against GND

+5.8 V

Temporary for maximum 10 ms applied maximum value of input voltage on each encoder signal against GND

15 V

Minimum absolute value of the permanently applied input voltage on each encoder signal against GND

-10 V

Differential input resistance of each individual input signal of the encoder interface against GND

≤ 1 kΩ

Terminating resistance of encoder signal tracks A/A, B/B, C/C and of the data track (data+, data-)

120 Ω (-5% / +10%)

Maximum length of the encoder cable

30 m