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13 Technical data
Maschinenfabrik Reinhausen GmbH 2021
156
7817454/02 EN
TAPCON
®
230 Expert
13.10 Communication interfaces
Description
Assembly for converting interfaces and media
Interfaces
1x RS232/RS485 (RJ45): COM X1
2x Ethernet (RJ45): COM X2, COM X5
1x RS232 (D-SUB): COM X3
1x duplex LC (SFP): COM X4
1x plug terminal 10-pin: COM X6
COM X1
Internal system interface for connecting the
COM X6 interface to the central processing
unit (CPU)
COM X2
Internal system interface for connection the
front interface to the central processing unit
(CPU)
COM X3
Serial SCADA interface RS232
▪ 9-pin D-SUB connector
COM X4
SFP module for converting Ethernet (RJ45) to
fiber-optic cable for SCADA
▪ Max. 2,000 m
▪ 100 Mbps
▪ Light-emitting diode: class 1
▪ Wave length: 1,310 nm
▪ Max. optical output power: <1 mW (in accor-
dance with IEC 60825-1:2014)
COM X5
Ethernet connection for SCADA
COM X6
10-pin plug terminal
▪ Tap position capture via resistor contact se-
ries
▪ CAN bus
▪ Serial SCADA interface RS485
▪ Electrically isolated
Interface
Pin
Description
1
CTS (I) (RS232); TXD-/RXD- (RS485)
2
RTS (O) (RS232); TXD+/RXD+ (RS485)
3
VCC/OUT 5 V/12 V (RS232)
4
TXD (O) (RS232)
5
RXD (I) (RS232)
6
GND
7
DCD (I) (RS232)
8
DTR (O) (RS232)
Table 77: COM X1 (RS232/RS485)