Siemens SIMATIC SIMOSTEP 1FL3041 Functional Description page 18

3 FM-STEPDRIVE specifications
Signal interface
3-4
Note
Alls signals are PELV (protected extra low voltage) signals as defined in
VDE 0160.
Signal interface input
GATE_N (enable/disable the clock signal). ENABLE_N (enables the
amplifier). For a signal description, see chapter 4.
24 V standard PLC optocoupler input:
U = 15 V
high, min
U = 30 V
high, max
U = 5 V
low, max
U = -3 V
low, min
Max. transient overvoltage
Signal interface outputs
READY2 (readiness), ZERO (ring counter zero signal), MSTILL (Motor
standstill). For a signal description, see chapter 4.
24 V standard PLC output READY2 (overload and short-circuit protected):
U
high
Voltage drop
Output current
Sustained short-circuit current
Peak current
U
low
Leakage current
24 V standard PLC output ZERO (overload and short-circuit protected):
Voltage drop
Output current
other data as for output READY2
External 24 V supply for signal interface
Note
The 24 V voltage supply must meet the specifications of DIN 19240.
Voltage range
Ripple
Input current
Transient overvoltage
I = 2 mA
high, min
I = 15 mA
high, max
I = 0.2 mA
low, max
I = -15 mA
low, min
© Siemens AG 1998 All Rights Reserved
02.05
Input open corresponds
to low signal.
35 V/500 ms
24 V supply voltage
3 V max. at 70 mA
70 mA
0.6 A max.
5 A max. for 50 ms
Output open
150 µA max.
3 V max. at 30 mA
30 mA max.
18.5 V to 30.2 V DC
3.6 Vpp
1.5 A max.
35 V / 500 ms max.
FM-STEPDRIVE/SIMOSTEP (FB)