Baker Hughes Masoneilan SVI3, Инструкция по эксплуатации

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Masoneilan SVI3 Installation and Maintenance Manual = | 37
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• When wiring a position retransmit:
Ensure that the position retransmit signal is connected to the control system's
analog input card.
Ensure the control loop is powered while making make measurements with a
meter.
3.6.3 Connecting to the Control Loop
It is important to maintain correct polarity at all times, otherwise the positioner may not
operate properly.
Connect the wires as follows (wire size 12 to 22 AWG, 4 mm2 to .34 mm
2
):
1. Strip approximately 1/4 in (6.35 mm) of the insulation at the end of wires.
2. Unscrew the end cover and remove the desired 1/2" NPT plastic cover (Figure 16).
Figure 16 SVI3 Electrical Gland/Conduit Entries
3. Insert a gland/conduit fitting into the 1/2" NPT opening and tighten it. Use Loctite as
required,
4. Thread the cable through the gland.
5. Locate the correct terminal block on the terminal board (see Figure 17).
CAUTION
Main Terminal connections must be wired using a nominal
torque of 1.13 N-m.
1/2" NPT wire
Covers
End Cover