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SIMATIC S7, MODBUS MASTER V3.1 SINGLE LICENSE F.1 INSTALLATION R-SW, SW AND DOCU. ON CD, HW-DONGLE, CLASS A, 3 LANGUAGES (G,E,F), EXECUTABLE U. STEP7 FROM V4.2, REFERENCE-HW: CP341 AND CP441-2 |
| Standards, approvals, certificates |
| Developed in accordance with IEC 61131 |
Yes |
| Operating systems |
| Software |
| Class A |
Yes |
| Runtime software |
| Target system |
| — Target system |
SIMATIC CP 341/CP 441-2 |
| Adjustable parameters |
| ● Response monitoring time |
100 ms to 25.5 s in 100-ms grid |
| ● Factor for the character delay time |
1 or 10 |
| ● Modem operation (ignore filler characters) |
with/without |
| ● RS 485 operation for 2-wire connection |
with/without |
| ● Preassignment of receive circuit on application of the X.27 interface module |
Yes |
| Communication data |
| ● CRC polynomial |
X16 + x15 + x2 + 1 |
| ● Receive mailbox |
Specified on BRCV |
| ● Master-slave coupling |
SIMATIC S7 is master |
| ● Modbus protocol |
with RTU format |
| ● implemented function codes |
01, 02, 03, 04, 05, 06, 07, 08, 11, 12, 15, 16 |
| ● Broadcast Message |
possible |
| ● Transmission rate |
300 bit/s to 76800 bit/s; (TTY to 19200 bit/s) |
| ● V.24 control and signal cables |
none |
| ● Character delay time |
3.5 characters or multiples |
| Authorization/licenses |
| ● Single license (EL) |
Yes |
| Documentation |
| Languages |
| ● German |
Yes |
| ● English |
Yes |
| ● French |
Yes |
| last modified: |
14.10.2014 |
