Danfoss WS103, Technical Information

Page: 24 / 32

CAN / Power connector
5-pin M12, male, A-coded, front view
5
2 1
4 3
kwa1459396274675
Connect the device to the CANbus and the power to supply voltage (DC battery or instrumental power
supply).
CAN connector J-1 (left side—top view)
Pin Designation Color Description
1 Ground Brown Power supply
2 8 to 32 VDC White Power supply
3
*
Terminal 15 Blue Ignition
4 CAN high Black CANbus
5 CAN low Gray CANbus
*
Pin 3, Terminal 15, if not used for controlling the power management, must be connected to VCC.
RS-232 connector
5-pin M12, male, A-coded, front view
5
2 1
4 3
kwa1459396274675
Connect the device to the PC via the RS-232 port.
RS-232 connector J-2 (right side—top view)
Pin Designation Color Description
1 Ground Brown Power supply
2 — White —
3 BOOT (DSR) Blue Boot pin, RS-232 Data Set Ready (input)
*
4 RXD RS-232h Black Receive (input)
5 TXD RS-232 Gray/Green Transmit (output)
*
PIN3 is used only to activate the boot mode. To activate the boot mode PIN3 is connected to the DTR pin of the
RS-232 interface of the PC. The software controls this signal automatically. In normal operation, this pin must not be
connected.
Technical Information
WS103 Remote Solution
Installation
24 | © Danfoss | April 2016 BC00000365en-US0102