Harmonic Drive

PMA Series

The PMA-Series DC-Mini servo actuators consist of a Harmonic Drive box in mini or super-mini size combined with a DC servo motor and feedback device. All sizes are available with an incremental encoder. The size 8,11 and 14 are also available with a holding brake, as option. Major features of these actuators are:

Advantages

• Zerobacklash positioning in low power applications
• Easy adaptation to readily available servo controllers via incremental Encoder feedback
• 12V/24V DL-Power supply
• Combination of DC-mini-motor and precision gear
• Torque range up to 20 Nm
• Speed range up to 180 rpm
• Repeatability about ± 1 arcmin
• Available in 4 sizes with ratio 50:1 - 110:1; with encoder