| AS SPARE PART ONLY! SIMATIC S7-300, FUNCTION MODULE FM 357-2 (M80486 CPU) FOR POSITIONING AND PATH CONTROL OF STEPPER AND SERVO MOTORS (4 MEASURING CIRCUITS) |
Supply voltage |
Rated value (DC) | |
24 V DC | Yes |
Input current |
from backplane bus 5 V DC, max. | 100 mA |
Encoder supply |
5 V encoder supply |
5 V | Yes |
Output current, max. | 210 mA |
Cable length, max. | 35 m |
24 V encoder supply |
24 V | Yes |
Output current, max. | 300 mA |
Cable length, max. | 100 m |
Power loss |
Power loss, typ. | 15 W |
Memory |
Type of memory | NC program memory |
Memory size | 750 kbyte |
Digital inputs |
Number of digital inputs | 18 |
Functions | 4 BERO, 2 probes, 12 for any use |
Input voltage |
Rated value (DC) | 24 V |
for signal "0" | -3 to +5V |
for signal "1" | +11 to +30V |
Input current |
for signal "0", max. (permissible quiescent current) | 2 mA |
for signal "1", typ. | 6 mA; 6 to 30 mA |
Digital outputs |
Number of digital outputs | 8 |
Functions | 8 for any purpose |
Output voltage |
Rated value (DC) | 24 V |
for signal "1", min. | UP -3 V |
Output current |
for signal "1" permissible range for 0 to 55 °C, max. | 0.5 A; with UPmax |
for signal "0" residual current, max. | 2 mA |
Encoder |
Connectable encoders |
Incremental encoder (symmetrical) | Yes |
Absolute encoder (SSI) | Yes |
Encoder signals, incremental encoder (symmetrical) |
Trace mark signals | A, notA, B, notB |
Zero mark signal | N, notN |
Input voltage | 5 V difference signal (phys. RS 422) |
Input frequency, max. | 1 MHz |
Encoder signals, absolute encoder (SSI) |
Input signal | 5 V difference signal (phys. RS 422) |
Data signal | DATA, notDATA |
Clock signal | CL, notCL |
Telegram length, parameterizable | 13, 21 or 25 bit |
Clock frequency, max. | 1.5 Mbit/s |
Cable length, shielded, max. | 250 m; At max. 187.5 kbit/s |
Integrated Functions |
controlled positioning | |
Programmable traverse speed, max. | 1 000 m/min |
Drive interface |
Analog drive |
Setpoint signal |
— Rated voltage range | -10 to +10V |
— Output current | -3 to +3 mA |
— Cable length, max. | 35 m |
Output controller enable |
— Switching voltage, max. | 50 V |
— Switching current, max. | 1 A |
— Switching capacity, max. | 30 V·A |
Stepper drive |
Differential output voltage, min. | 2 V; RL = 100 Ohm |
Differential output voltage for signal "0", max. | 1 V; Io = 20 mA |
Differential output voltage for signal "1", min. | 3.7 V; Io = -20 mA |
Pulse frequency | 750 kHz |
Cable length, shielded, max. | 50 m; 35 m in hybrid mode with servo axes |
Potential separation |
Potential separation digital inputs |
Potential separation digital inputs | Yes |
Potential separation digital outputs |
Potential separation digital outputs | Yes |
Degree and class of protection |
Degree of protection acc. to EN 60529 | |
IP20 | Yes |
Connection method |
required front connector | 1x 40-pin |
Dimensions |
Width | 200 mm |
Height | 125 mm |
Depth | 118 mm |
Weights |
Weight, approx. | 1 200 g |
last modified: | 03/28/2019 |