Loop Leader PD6620 Series Loop-Powered Flow Rate/Totalizers
Instruction Manual
12
Dimensions
All units: inches (mm)
Figure 3. Meter Dimensions - Side View
Figure 4. Meter Dimensions - Front View
• Use copper wire with 60°C or 60/75°C insulation for
all line voltage connections. Observe all safety
regulations. Electrical wiring should be performed in
accordance with all applicable national, state, and
local codes to prevent damage to the meter and
ensure personnel safety.
Connections
All connections are made to removable screw
terminal connectors located at the rear of the meter.
This section is only intended for PD6622 and PD6624
safe area installations.
PD6626 and PD6628 installation must be performed in
accordance with Control Drawing
meet agency approval ratings.
Connectors Labeling
The connectors’ label, affixed to the meter, shows the
location of all connectors available with requested
configuration.
Figure 5. Connector Labeling for PD662#-LNN
Figure 6. Connector Labeling for PD662#-L2N
with 2-Solid State Relays
Figure 7. Connector Labeling for PD662#-L3N
with 4-20 mA Analog Output
Figure 8. Connector Labeling for PD662#-L5N with
2 Solid State Relays & 4-20 mA Analog Output
1.76"
(45mm)
0.59"
(15mm)
3.2"
(81mm)
2.45"
(62mm)
3.6"
(91mm)
660.20
GALLONS
1
2
3
4
SIGNAL
4
3
6
5
2
1
O1-
O1+
O2+ O2-
DI-
DI+
mA-
X
mA+
BL-
OPEN COLLECTORS
DW2498
1
2
3
4
SIGNAL
4
3
6
5
2
1
O1-
O1+
O2+ O2-
DI-
DI+
mA-
X
mA+
BL-
OPEN COLLECTORS
DW2499
1
2
3
4
NO
C
C
NO
SSR2 SSR1
1
2
3
4
SIGNAL
4
3
6
5
2
1
O1-
O1+
O2+ O2-
DI-
DI+
mA-
X
mA+
BL-
OPEN COLLECTORS
DW2500
mA OUT
2
I-
I+
1
