FT-70 Fill Level Inspector Service Manual
3-26
3. Connect the wires from the main power cable to terminal block
TB5 within the junction box as follows:
Power Supply Wiring Examples
Example A: Standard 115 VAC or 230 VAC with Neutral line.
1. Local electrical codes may require that neutral be grounded at
the main power panel. We do not advise grounding the neutral
wire to any other point.
2. The FT-70 must be grounded as shown. The neutral wire
should not be grounded in the FT-70 in this application.
Figure 3-24. Main power wiring Example A.
Wire Terminal and Pin
Hot Attach to TB5 pin 7.
Neutral Attach to TB5 pin 8.
Ground Attach to ground point in box.
1
7
5
115 230
2
6
N
910
11 12
8
H
N
H
115 VAC
115 VAC
3
7
5
115 230
4
6
N
910
11 12
8
H
N
H
115 VAC
115 VAC
PE
PE
230 VAC
115 VAC
No. Description
1 Plant Power Panel (115 VAC)
2 Voltage Select Switch (115 V)
3 Plant Power Panel (230 VAC)
4 Voltage Select Switch (230 V)
5 FT-70 Power Junction Box
6 Connect FT-70 pigtail leads
to input power wires
7 FT-70 Ground Stud
8 External Breaker or Disconnect
9 White
10 Blue
11 Black
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