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SIMATIC S7-300, COUNTER MODULE FM 350-2, 8 CHANNELS, 20 KHZ, 24V ENCODER FOR COUNTING, MEASURING FREQUENCIES, SPEED MEASUREMENT, PERIOD DURATION MEASUREMENT AND PROPORTIONING INCL. CONFIG. PACKAGE AND ELECTRONIC DOCU ON CD |
General information |
Consisting of MLFB |
SWR:6ES73502AH000AE0_01; SWR:6ES73502AH000AE0_02; SWR:6ES73502AH000AE0_03; SWR:6ES73502AH000AE0_04 |
Supply voltage |
Aux. voltage 1L+, load voltage 2L+ |
● Rated value (DC) |
24 V |
● permissible range, lower limit (DC) |
20.4 V |
● permissible range, upper limit (DC) |
28.8 V |
Input current |
from load voltage L+ (without load), max. |
150 mA |
from backplane bus 5 V DC, max. |
100 mA |
Encoder supply |
Output voltage |
NAMUR-encoder supply: 8.2 V +/-2% |
short-circuit protection |
Yes |
Output current |
● Output current, rated value |
200 mA |
Power losses |
Power loss, typ. |
10 W |
Digital inputs |
Number of digital inputs |
8 |
Functions |
1 each for gate start/ gate stop |
Input voltage |
● for signal "0" |
-3 to +5V |
● for signal "1" |
11 to 30.2 V |
Input current |
● for signal "0", max. (permissible quiescent current) |
2 mA |
● for signal "1", typ. |
9 mA |
Input delay (for rated value of input voltage) |
for standard inputs |
— at "0" to "1", max. |
50 µs |
Cable length |
● Cable length, shielded, max. |
100 m |
Digital outputs |
Number of digital outputs |
8 |
short-circuit protection |
Yes |
Limitation of inductive shutdown voltage to |
L+ (-40 V) |
Output voltage |
● for signal "1", min. |
L+ (-0.8 V) |
Output current |
● for signal "1" rated value |
0.5 A |
● for signal "0" residual current, max. |
0.5 mA |
Output delay with resistive load |
● "0" to "1", max. |
300 µs |
Switching frequency |
● with resistive load, max. |
500 Hz |
● with inductive load, max. |
0.5 Hz |
Aggregate current of outputs (per group) |
horizontal installation |
— up to 40 °C, max. |
4 A |
— up to 60 °C, max. |
2 A |
all other mounting positions |
— up to 40 °C, max. |
2 A |
Cable length |
● Cable length, shielded, max. |
600 m |
● Cable length unshielded, max. |
100 m |
Encoder |
Connectable encoders |
● Incremental encoder (asymmetrical) |
Yes |
● 24 V initiator |
Yes |
● 24 V directional element |
Yes |
● NAMUR encoder |
Yes |
● 2-wire sensor |
Yes |
NAMUR encoder |
● Number of NAMUR inputs |
8 |
● Input signal |
to DIN 19 234 |
● Input current, for signal "0", max. |
1.2 mA |
● Input current, for signal "1", min. |
2.1 mA |
● Input delay, max. |
50 µs |
● Input frequency, max. |
20 kHz |
● Cable length, shielded, max. |
100 m |
Interrupts/diagnostics/status information |
Alarms |
● Diagnostic alarm |
Yes; Parameterizable |
● Hardware interrupt |
Yes; Parameterizable |
Diagnostic messages |
● Diagnostic functions |
Yes; Diagnostic information readable |
Diagnostics indication LED |
● Group error SF (red) |
Yes |
Counter |
Counter input 24 V |
● Number |
8; 32 bit or +/-31 bit |
● Input voltage, for signal "0" |
-3 to +5V |
● Input voltage, for signal "1" |
11 to 30.2 V |
● Input current, for signal "0", max. (permissible quiescent current) |
2 mA |
● Input current, for signal "1", typ. |
9 mA |
● Input delay, max. |
50 µs |
● Counting frequency, max. |
20 kHz; 24 V incremental encoder: 10 kHz; 24-V direction encoder: 20 kHz; 24-V initiator: 20 kHz; NAMUR encoder: 20 kHz |
● Cable length, max. |
100 m |
Galvanic isolation |
Galvanic isolation digital inputs |
● between the channels and the backplane bus |
Yes; and shielding |
● between the channels and the backplane bus (NAMUR) |
yes, against backplane bus and shielding |
Galvanic isolation digital outputs |
● between the channels and the backplane bus |
Yes; and shielding |
Galvanic isolation counter |
● between the channels and the backplane bus |
Yes; and shielding |
Connection method |
required front connector |
1x 40-pin |
Dimensions |
Width |
80 mm |
Height |
125 mm |
Depth |
120 mm |
Weights |
Weight, approx. |
460 g |
last modified: |
08.09.2014 |