Siemens S7-200 - KEP MMI-1500 Installation & Operation Manual

16.39 SIEMENS S7-200

16.39.1 HMI Setting
Communication parameters must be set the same as those of the PLC. The following settings are recommended.
Parameter Recommended Setting Notes
Serial I/F port RS485 2W
Baud rate 9600
Parity Even
Data bits 8
Stop bits 1
HMI station No. 0
PLC station No. 2
Comm. delay (10msec) 0
16. 39.2 PLC Setting
Communication parameters must be the same as those of the MMI.
Compatible with:
Siemens S7-200 Series: S7-212, S7-214, S7-215, S7-216, S7-221, S7-222, S7-224, S7-226
N
16. 39.3 Wiring
16.39.3.1 Wiring for cable connections using Siemens S7-200 Series CPUs with RS485 D-Sub 9 Female
Plug ports.
KEP Part#: SMIC15SIS7-05 (D-Sub 9 Female Plug to D-Sub 9 Male Socket Cable)
HMI PLC[RS-485]
1 RXD- / TXD-
2 RXD+ / TXD+
5 GND
Note: Graphic representation may not reflect the actual appearance of the finished cable.
16.39.4 Device address
Bit/Word Type Address Format
B I
B Q
B M
B VW.B
W VW
Note: The Controller's memory range may vary within the range supported by the driver. Use appropriate addresses.
Note: Do not write to Data words that do not exist as this may cause PLC malfunction.
Options: RS-232, RS-485 default/2W/4W – Dependant on PLC
hardware
Options: 9600, 19200, 38400, 57600, 115200 - Must match PLC port
setting
Options: Odd, Even, None - Must match PLC port setting
Options: 7, 8 - Must match PLC port setting
Options: 1, 2 - Must match PLC port setting
Not used
Options: 0-255 - As per PLC setting
Request delay: 0~999 @10 milliseconds. Use when the PLC requires a
delay between requests. Not implemented in simulation mode.
Connect to Siemens S7-200 CPU RS485 Port
8 D-
3 D+
5 GND
Shield Earth Ground
Range
ddddo dddd: 0~4095 o: 0~7 Input Bits, Word portion is decimal, bit portion is octal
ddddo dddd: 0~4095 o: 0~7 Output Bits, Word portion is decimal, bit portion is octal
ddddo dddd: 0~4095 o: 0~7 Internal Bits, Word portion is decimal, bit portion is octal
ddddo dddd: 0~4095 o: 0~7 Data Word Bits, Word portion is decimal, bit portion is
dddd dddd: 0~5120
octal
Data Words, Addresses must be even numbers 0,2,4,...
etc.
286
Notes