Connections
Connectors
© 2017 maxon motor. Subject to change without prior notice.
maxon motor control
EPOS2 Positioning Controller
Document ID: rel7748
4-35
EPOS2 24/2 Hardware Reference
Edition: November 2017
4.2.10 RS232 Connector (J12)
Figure 4-36
RS232 Connector (J12)
C
ONNECTION
OF
P
OSITIONING
C
ONTROLLER
TO
PC
Note
• Consider your PC's serial port maximal baud rate.
• The standard baud rate setting (factory setting) is 115'200 bauds.
Pin
Signal
Description
1
EPOS RxD
EPOS RS232 receive
2
EPOS TxD
EPOS RS232 transmit
3
not connected
–
4
GND
RS232_Ground
5
GND
RS232_Ground
6
Shield
Cable shield
Accessories
Cable
RS232-COM Cable (275900)
Notes
Suitable connector
Suitable crimp terminals
Suitable hand crimper
Molex Micro-Fit 3.0 6 poles (430-25-0600)
Molex Micro-Fit 3.0 female crimp terminals (43030-xxxx)
Molex hand crimper (63819-0000)
Max. input voltage
±30 V
Output voltage
typically ±9 V @ 3 k
Ω
to Ground
Max. bit rate
115 200 bit/s
Internal RS232 driver/receiver
EIA RS232 Standard
EPOS2 24/2
PC Interface (RS232), DIN41652
Connector [J12] Pin [1] “EPOS RxD”
Pin 3 “PC TxD”
Connector [J12] Pin [2] “EPOS TxD”
Pin 2 “PC RxD”
Connector [J12] Pins [4] + [5] “GND”
Pin 5 “GND”
