Siemens SIMOTION

Stepper drive (C230-2, C240)
Table 11-10 Stepper drive
5 V output signals according to RS422 standard
Differential output voltage V
OD
Min. 2 V (R
L
= 100 Ω)
Output voltage "1" V
OH
3.7 V (I
O
= -20 mA)
4.5 V (I
O
= -100 μA)
Output voltage "0" V
OL
Max. 1 V (I
O
= 20 mA)
Load impedance R
L
: min. 55 Ω
Output current I
O
max. ±60 mA
Pulse frequency f
P
Max. 750 kHz
Cable length: Max. 50 m
● For mixed operation with analog axes, cable length: 35 m
● For asymmetrical transmission, cable length: 10 m
Actual value latch time
The following table shows the different latch times Ti of the actual encoder values depending
on the position control cycle clock.
Table 11-11 Actual value latch time
Position control cycle clock [µs] Actual value latch time Ti [µs]
C230-2 C240
1500 0 0
1750 0 0
2000 0 0
2250 0 0
2500 0 0
2750 0 2
3000 0 0
3250 0 64
3500 0 0
3750 0 127
4000 0 0
4250 0 189
4500 0 0
4750 0 252
5000 0 0
5250 0 314
5500 0 2
5750 0 377
6000 0 0
Technical data
11.1 Technical data
SIMOTION C
166 Operating Instructions, 11/2016, A5E33441428B