Connecting Power Supplies - Emerson PACSystems RX3i User Manual

User Manual
GFK-2883F
Note:
3.3

Connecting Power Supplies

The following equipment is needed to connect power supplies:
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Note
Figure 12: Spring Clamp Release
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Installation & Mounting
For the latest updated list of supported I/O modules, refer to the Important Product
Information document provided with the firmware version on your RX3i CEP product.
One 24 Vdc power supply which provides a low voltage/limited current (LVLC)
power source (for example, the combination of an isolated DC supply and a fuse,
listed 30 Vdc minimum and 3A maximum, connected in series with the input)
Power cord with 28–16 AWG / 0.08–1.32 mm2 wires
Ferrules for 28–16 AWG wires (optional)
Frame ground wire, 28–16 AWG
Input power terminal block – provided (WAGO Part Number 713-1103)
Small flathead screwdriver (jeweler's size 14)
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Two power are required if using redundant power supplies.
supplies
For CE
• Mark purposes, input power lines to the CEP Carrier should be limited 30 m or less.
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Before inserting the wires into the power connector terminal block, use a small flathead
to release the spring clamp on the terminal block.
screwdriver
To connect power supplies
1. Using the power cord, attach the power supply to the power terminal block.
Recommended wire stripping length is 6–7 mm (0.25 in).
2. If using redundant power supplies, connect the second power supply to the
input power terminal block.
Chapter 3
Sep 2019
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