Siemens 6SN1121-0BA11-0AA1 Frequency converter axis card
$1,100.00Control Axes: 1 axis (spindle)
Control Method: Digital closed‑loop control (speed, current)
Setpoint Interface: Analog ±10 V (speed/position command)
Encoder Interface: X432 for spindle encoder (1 Vpp sine/cosine, EnDat absolute)
Communication: PROFIBUS‑DP (PKW parameter area)
Configuration: SimoCom U, front panel display/keypad, or PROFIBUS