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MID-7654/7652 Servo Power Motor Drive User Guide 32 ni.com
Continuous current limit.........................0.85–5 A (default 0.85 A)
DC-bus motor voltage ............................48 VDC
PWM frequency......................................32 kHz
Continuous power output rating
(all axes combined).................................400 W at 25% duty cycle
Encoders
Inputs ......................................................Quadrature, incremental
Differential input threshold ....................± 0.3 V (typical)
Single ended input threshold ..................TTL/CMOS
Voltage range..........................................0–5VDC
Maximum quadrature frequency.............20 MHz
Limit and Home Switch Inputs
Compatibility..........................................Signal pass-through
Inhibit Inputs
Voltage range..........................................0–12 VDC
Input low voltage....................................0.8 V
Input high voltage...................................2 V
Inhibit Outputs
Voltage range..........................................0–5VDC
Output low voltage .................................0.5 V at 64 mA
Output high voltage ................................2.4 V at 32 mA
Trigger Input
Noise filter (RC time constant)...............100 ns
Compatibility..........................................Signal pass-through
Breakpoint Outputs
Compatibility..........................................Signal pass-through