simatic s7-300 - megaelektrik.net

SIMATIC S7-300
Function modules
FM 353 positioning module
■ Overview
• Positioning module for stepper motors in machines with high
clock pulse rates
• Can be used for point-to-poi nt positioning tasks and for
complex traversing patterns
4
■ Technical specifications
Supply voltages
Rated value
- 24 V DC Yes
- permissible range,
20.4 V
lower limit (DC)
- permissible range,
28.8 V
upper limit (DC)
Current consumption
• Current consumption, max.
Connection system
• Requisite front connector
Digital inputs
6ES7 353-1AH01-0AE0
300 mA
1 x 20-pin
• Number of digital inputs 4;
(+ 1 input for the message signal)
• Functions
Reference cam, set actual value
on-the-fly, inprocess measurement,
start/stop positioning
motion, external block change
Input voltage
- Rated value, DC 24 V
- for signal "0" -3 to 5 V
- for signal "1" 11 to 30 V
Input current
- for 0 signal, max (permissible 2 mA
closed-circuit current)
- for 1 signal, typical 6 mA; 6 to 15 mA
Digital outputs
• Number of digital outputs 4
• Functions
Position reached: stop, axis travels
forward, axis travels back,
change M function M97, change
M function M98, start enable,
direct output via data record
• Short-circuit protection of the Yes
output
Output voltage
- Rated value (DC) 24 V
- for 1 signal Up (-3 V)
6ES7 353-1AH01-0AE0
Drive interface
Signal input I
- Function "Power section ready"
Signal output I
- Type 5 V differential signal
(phys. RS 422)
- Function Direction, enable, clock, current
control
- Differential output voltage, min. 2 V; RL = 100 Ohm
- Differential output voltage, 1 V; Io = 20 mA
for 0 signal, max.
- Differential output voltage, 3.7 V; Io = -20 mA
for I signal, min.
- Length of cable, max. 35 m
Potentials/ electrical isolation
Digital output functions
- Electrical isolation,
No
digital output functions
Digital input functions
- Electrical isolation,
No
digital input functions
Dimensions and weight
• Weight, approx.
500 g
• Width
80 mm
• Height
125 mm
•Depth
118 mm
Output current
- for 1 signal permissible range
for 0 to 55 °C, max.
0.6 A; at UPmax
- for 0 signal residual current, max. 2 mA
Siemens ST 70 · 2005
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