CHAPTER 5
–
CONNECTING FIELD DEVICES TO THE I/O BOARD
40
MultiLoad II/ RCU II Explosion Proof Lite (EXL) Installation Guide - Part # 6070
MultiLoad II Flow Meter and Control Valve Wiring
L
N
15A
L
N
L
N
VCC
A
B
GND
B
A
I/O DIGITAL/
ANALOG
I/O 2 METER
METER 0
METER 1
PORT 2
PORT 5
PORT 4
&
PORT 3.IN/
PORT 3.OUT
PORT 2.OUT
LINE.IN
PORT 2.IN/
LINE.IN
PORT 3
+
-
A
0°
+
-
B
90°
+
-
5V
12V
PORT 4.+
IN
10
OUT 9
IN
8
OUT 7
IN
6
✓
OUT 5
✓
IN
4
✓
OUT 3
✓
IN
2
OUT 1
PORT 2
PORT 3
IO_DA TB1
PORT 0
PORT 1
PORT 8
PORT 0
OUT 5
PORT 1
OUT 4
PORT 2
OUT 3
✓
PORT 3
OUT 2
✓
LINE
IN
1
✓
IO_2M TB3
PORT 0
OUT 5
PORT 1
OUT 4
PORT 2
OUT 3
✓
PORT 3
OUT 2
✓
LINE
IN
1
✓
IO_2M TB2
+
1
✓
-
2
✓
+
3
(
✓
)
-
4
(
✓
)
+
5
-
6
+
7
-
8
+
9
-
10
IO_DA TB2B
PORT 4
PORT 5
PORT 6
PORT 7
PORT 9
+
1
✓
+
2
+
3
+
4
+
5
-
6
✓
-
7
-
8
-
9
-
10
IO_DA TB2A
12Vdc
+
1
✓
-
2
✓
+
3
(
✓
)
-
4
(
✓
)
+
5
-
6
IO_2M TB7
PORT 4
PORT 5
PORT 7
+
1
✓
+
2
-
3
✓
-
4
12Vdc
IO_2M TB6
+
1
✓
-
2
✓
+
3
(
✓
)
-
4
(
✓
)
+
5
-
6
IO_2M TB8
PORT 4
PORT 5
PORT 7
+
1
+
2
✓
-
3
-
4
✓
12Vdc
IO_2M TB6
PORT 4.-
PORT 5.+
PORT 5.-
Caution:
Line voltage used to drive the Digital Valve Solenoids MUST be controlled by the Ground or Overfill monitor. In the event of a Ground
loss or Overfill detection, this voltage must be switched off to ensure a failsafe shutdown of the product flow.
