SIGMATEK SR 012, Technical Manual

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S-DIAS DC MOTOR OUTPUT STAGE SR 012
04.11.2020 Page 11
3 Technical Data
3.1 DC Motor Output Specifications
Number 1
Supported motor type DC brush motor
Operating modes PWM control
Current regulation
Speed regulation via IxR compensation
Supply voltage +18-55 V
PWM frequency 32 kHz
Current controller frequency 16 kHz
Maximum PWM duty cycle 95 % (limited by hardware)
Maximum continuous current 5 A
Output current over the environ-
mental temperature maximum 5 A continuous current at 45 °C
maximum 3.5 A continuous current at 50 °C
maximum 2 A continuous current at 55 °C
Maximum peak current (1 s) 10 A
DC-link capacitance 2.8 µF
Motor current measurement 0-10 A
Voltage measurement 0-65 V
Temperature measurement 0-125 °C
with temperature warning at 103 °C
with temperature warning at 108 °C
Safety functions Short circuit cutoff
Temperature cut-off
I
2
t monitor
Over and under voltage monitor