CHAPTER 5– CONNECTING FIELD DEVICES TO THE I/O BOARD
MultiLoad II Flow Meter and Control Valve Wiring
I/O DIGITAL/
I/O 2 METER
ANALOG
METER 0
IO_DA TB1
IO_2M TB3
IN 10
PORT 0 OUT 5
PORT 0
OUT 9
PORT 1 OUT 4
✓
IN
8
PORT 2 OUT 3
PORT 1
✓
OUT 7
PORT 3 OUT 2
✓
✓
IN
6
LINE
IN
1
PORT 2
✓
OUT 5
✓
IN
4
PORT 3
✓
OUT 3
IN
2
PORT 8
OUT 1
IO_DA TB2B
IO_2M TB7
✓
✓
+
1
+
1
PORT 4
PORT 4
✓
✓
-
2
-
2
3
(✓)
+
3
(✓)
+
PORT 5
PORT 5
(✓)
4
(✓)
-
4
-
+
5
+
5
PORT 7
PORT 6
-
6
-
6
7
+
PORT 7
-
8
+
9
PORT 9
-
10
IO_DA TB2A
IO_2M TB6
✓
✓
+
1
+
1
+
2
+
2
12Vdc
✓
-
3
+
3
-
4
4
+
+
5
12Vdc
✓
-
6
-
7
8
-
-
9
-
10
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.
40
MultiLoad II/ RCU II Explosion Proof Lite (EXL) Installation Guide - Part # 6070
METER 1
IO_2M TB2
PORT 0 OUT 5
PORT 3
PORT 3.IN/
PORT 1 OUT 4
LINE.IN
✓
PORT 2 OUT 3
PORT 3.OUT
✓
PORT 3 OUT 2
✓
LINE
IN
1
PORT 2
PORT 2.IN/
LINE.IN
PORT 2.OUT
IO_2M TB8
✓
+
1
PORT 4
✓
-
2
PORT 4
+
3
(✓)
PORT 4.+
PORT 5
0°
4
(✓)
+
-
PORT 4.-
+
5
A
-
PORT 7
-
6
PORT 5
PORT 5.+
90°
+
PORT 5.-
B
-
IO_2M TB6
+
1
✓
+
2
12Vdc
-
3
✓
-
4
+
12V
5V
-
15A
L
N
L
N
&
VCC
A
A
B
B
GND
L
N
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