IEC 60870 functions of the FP Web-Server
166
FP Web-Server V2.810 EN
Multipoint with C-Net adapter
Line parameter: half duplex RS485
baud rate: format as RS232C (up to 19200bps)
terminator: see manual of the adapter used
C-Net adapter: AFP8536 is tested only
no handshake is used
RS232C cable from AFP8536 to RTI / RTU:
AFP8536: 9-pin RS232C female
RTI/RTU: 9-pin male IBM PC standard
AFP8536
PC
pin 2 ---pin 2
pin 3 ---pin 3
pin 7 ---pin 5
bridge:
pin 4 -pin 5
bridge:
pin 7 -pin 8
bridge:
pin 8 -pin 9
bridge:
pin 4 -pin 6
Settings for
RTI
(Lian98 from Ver 1.0.1.2 onwards):
baud rate 19200bps
data bits, parity, stop bits set to same values as RTU
timeout 200ms minimum
modem: full duplex
transmission: unbalanced
Settings for
RTU
(IEC Communicator):
baud rate 1200bps
data bits, parity, stop bits set to same values as RTI
handshake: NONE
mode: RS232C
Optimized IEC60870 multipoint modem handling
The optional RTS delay timing for optimized multipoint modem RTS control
can be determined in the MEW60870.INI file.
MP_WAIT=50: Wait time in ms; Wait this long before activating RTS
(between the data packets)