Technisches Handbuch
SMCI33
Technical data
20
Issue: V 2.2
6 Technical
data
Electrical connections
Operating voltage Vb
DC 24 V to 48 V ±4%
Max. phase current
Adjustable up to max. 3 A/phase
Continuous current 2 A/phase
Current drop
Adjustable 0 to 80% of phase current
Interfaces
•
SMCI33-1
:
USB standard
•
SMCI33-2
RS-485 (4-wire)
115200 baud (adjustable)
1 start bit, 8 data bits, 1 stop bit
no parity
Controller parameters
Step resolution
Full Step
Half Step
Quarter Step
Fifth Step
Eighth Step
Tenth Step
16th Step
32nd Step
64th step
Adaptive microstep (1/128)
Step frequency
0 to 50 kHz in clock direction mode
0 to 25 kHz in all other modes
Position monitoring
Automatic error correction up to 0.9°
Inputs and outputs
Inputs 6
optocouplers
5 – 24 V ±10%
•
Safe switch off: max. 2 V
•
Safe switch on: min. 4.5 V
Signal delay time:
•
Inputs 1 to 5:
120 µs
•
Input 6:
10 µs
Outputs
•
3 transistor outputs in Open-Collector circuits
(0 switching, max. 30 V/30 mA)
Protective circuits
Overvoltage and undervoltage
Protective circuit for voltages
> 50 V or < 21 V
Max. heat sink temperature
Approx. 67 °C
Max. ambient temperature
0 to 40 °C
