Installing Accessories 29
Cat. No. 01023552
Communication Cable—Multiple Units
Multiple units require a communication cable between each unit. Refer to Table 7 for the cable type, part number and
quantity required. Cables are attached to the RS485 terminal of the circuit board.
Table 7. Communication cable requirements
System Configuration Cable Part
Number
Qty of Cables
Required
Gear Box Part
Number
Qty of Gear
Boxes Required
Duplex Alternating 01024363 1 01031623 2
Duplex Parallel 01024363 1 01031623 2
Triplex Parallel 01024363 2 01031623 3
Duplex Progressive 01024363 1 01031623 2
Triplex Progressive 01024363 2 01031623 3
Multiple units can be set up as progressive flow, alternating or parallel operation.
Installing the Progressive Flow U-Tube Adapter
Refer to Figure 37 and the instructions below when changing the eductor nozzle and throat.
1. Remove the Progressive Flow U-Tube Adapter and mounting clips from the control valve carton.
2. Insert the Progressive Flow U-Tube Adapter into the control valve. See Figure 37.
NOTE Make sure the springs inside the control valve are centered inside the Progressive Flow U-Tube
Adapater.
3. Insert the Progressive Flow U-Tube Adapter and mounting clips into the control valve.
Figure 37. Progressive Flow U-Tube adapter.
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