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Illustrations:
Smart Controller Wiring
Figure 26:
Wiring Detail
Smart Controller
Enlarged Wiring Detail
Smart Controller
Installed
Smart Controller
With Cables
Attached
Smart Controller,
Showing Use Of
Tail-end Resistors
Solenoid Cables
Model 3123-xxx
to Fluid Solenoid Valves
or Air Solenoid Valves
Power/ Signal Cable
Model 3121-xxx
from Queuing Console or
prior Smart Controller
Smart Controller
Model 3120-030
Power/ Signal Cable
Model 3121-xxx
to next Smart Controller
PORT 1
PORT 2
PORT 3
PORT 4
IN
OUT
Smart Controller
Model 3120-030
Power
Power
BLUE / WHITE
WHITE / BLUE
BARE WIRE
WHITE
BLACK
+
+
+
S
S
-
-
+ -
-
BLUE / WHITE
WHITE / BLUE
BARE WIRE
WHITE
BLACK
Signal
Signal
IN
OUT
- +
- +
- +
- +
BLACK
RED
BLACK
RED
BLACK
RED
BLACK
RED
PORT 1
PORT 2
PORT 3
PORT 4
Detection
Zone
for Magnetic
Initialzing
Smart Controller
Model 3120-030
IN
OUT
PORTS 1-4
Tail End Resistor (120 K Ohm)
Supplied with Smart Controller.
Mount on output connector,
"Signal Out +" to "Signal Out -"
Air SC and last Fluid SC Only.
Use Tail End Resistors Temporarily
Only During Selected Set-up Tests
In Place of an Attached Valve.
Center LED
Output Port
LED's (4)
