I/O Expansion Board - ABB Totalflow G5 Series Application Manual

4. Use a small slotted screwdriver to loosen the four (4) mounting screws that
attach the I/O board to the µFLO
one to two turns each. As the screws are loosened, the J2 connector is
gradually disconnected from the electronic board socket. The mounting screws
are held in place with a screw keeper.
5. Grasp the expansion board on either side and gently lift up from the µFLO
electronic board.
If only replacing the I/O expansion board, continue to section 3.4.2, Reinstall the I/O
expansion board, on page 8. Otherwise, set the board aside to reinstall at a later
time.
Expansion board
mounting screws
WHEN OPERATING IN
RS-232 MODE
S1: 1 & 2 MUST
BE SET TO OFF
S1 ON
RS485/TBUS
RBUS
Bus
Terminat ion
J6/J10 CFG
1-2 0-20 mA
2-3 0-10 V
J6
3
1
AI1
J4
Expansion board
mounting screws
Figure 2: µFLO G5
G5
board. Alternate between the four screws,
J2
J9
DI
J5
DO
J10
3
1
3
1
J7
AI2
J8

I/O expansion board

J10
J12
+
1
DI
2 -
+
1
DO
-
2
J13
2105514-001 rev. AB | 7
G5