12 - D2O FL1 Product Manual
4.1 INTRODUCTION
There are 2 interfaces available on the D2O FL1. The 8-Pin M12 Connector,
located centrally, is the interface port that connects to the flow meter. The
4-Pin M12 Connector is used to connect the D2O FL1 to a computer via the
4-Pin M12 to USB-A Cable
during the commissioning process.
4.2 4-PIN M12 TO USB-A CABLE
To program and commission the D2O FL1 via the Serial Terminal software,
a
4-Pin M12 to USB-A Cable
(sold separately) is required. The 4-Pin M12
connector interfaces to the matching port on the underside of the D2O FL1
unit.
1
7
6 5
8
2
3
4
*NOTE PIN 5 is often represented with a
Grey colour if using other IEC 61076-2-101
standard cables
FEMALE
END VIEW
The D2O FL1 can be connected to a flow meter using the
8-Pin M12 Interface
Cable
. One end of the cable has the 8-Pin M12 Female Interface and the other
has 8 ferruled capped wires to enable custom wiring.
The pin arrangement for the female connector and the corresponding wire
colours are shown in the diagram below. Once connected to the D2O, their
corresponding functions are shown in the table.
Wires that are not used can be cut off.
4.3 8-PIN M12 INTERFACE CABLE
TO COMPUTER
PIN 1
WHITE
Not Used
PIN 2
BROWN
Not Used
PIN 3
GREEN
Signal GND
PIN 4
YELLOW
Not Used
PIN 5
PURPLE
Not Used
PIN 6
PINK
Wire Fault - Terminate with PIN 3
PIN 7
BLUE
Pulse Input
PIN 8
RED
Not Used
