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Expert
Logger
Pin assignment 9-pole Sub-D socket
Pin
Signal
Description COM1/2 RS-485
(IEC 61158)
Description
CAN1/2
(CiA DS102-1)
Housing Shield
Shield / protective ground, refer to
1
Shield
Shield / protective ground, refer to
2
CANL
—
CAN bus low
3
RxD/TxD-
P/B
Receive/transmit data-Plus
(RS-485)
—
4
RTS
Control signal for repeaters
(TTL)
—
5
GND/C
Data reference potential/mass
—
6
VP
Supply voltage/Plus (5 V)
—
7
CANH
—
CAN bus high
8
RxD/TxD-
N/A
Receive/transmit data-Minus
(RS-485)
—
9
—
Not connected
No galvanic isolation between CAN1 and COM1 or CAN2 and
COM2.
CANHL/CANH have an integrated terminating resistor of 120 Ω.
COM3
Pin assignment 9-pole Sub-D plug
Pin
Signal
Description COM3 DIN 41 652, Part 1
(ISO 4902)
Housing Shield
Shield / protective ground, refer to
1
DCD
Received signal level, Data Carrier Detect (RS-232)
2
RxD
Receive Data (RS-232)
24
Delphin Technology AG
Januar 2018
Expert
Logger
Manual