Chapter 4:
IQ 250/260 Meter Electrical Installation
www.eaton.com
IB02601006E
4-5
Voltage and Power Supply Connections
Voltage Inputs are connected to the back of the unit via a optional wire connectors. The connectors accomodate
AWG# 12 -26/ (0.129 - 3.31)mm2.
Figure 4.4: Voltage Connection
Ground Connections
The meter’s Ground Terminals should be connected directly to the installation’s protective earth ground. Use AWG#
12/2.5 mm2 wire for this connection.
Voltage Fuses
Eaton recommends the use of fuses on each of the sense voltages and on the control power, even though the wiring
diagrams in this chapter do not show them.
Use a 0.1 Amp fuse on each voltage input.
Use a 3 Amp Slow Blow fuse on the power supply.
Power
Supply
Inputs
Voltage
Inputs
RS485 and KYZ
Pulse Output
CAUTION! Do not apply
input or supply voltage
to these terminals
.
Содержание IQ 250
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Страница 100: ...A 2 IB02601006E www eaton com Appendix A IQ 250 260 Navigation Maps IQ 250 260 Meter Main Menu Screens Sheet 1...
Страница 101: ...Appendix A IQ 250 260 Meter IQ 250 260 Navigation Maps www eaton com IB02601006E A 3 Operating Mode Screens Sheet 2...
Страница 102: ...A 4 IB02601006E www eaton com Appendix A IQ 250 260 Navigation Maps IQ 250 260 Meter Reset Mode Screens Sheet 3...
Страница 103: ...Appendix A IQ 250 260 Meter IQ 250 260 Navigation Maps www eaton com IB02601006E A 5 Con guration Mode Screens Sheet 4...
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Страница 134: ...A IQ 250 260 Meter Appendix B Modbus Mapping www eaton com IB02601006E MM 28...