Omega manual CN3440 Series

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User’s Guide

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CN3440 SERIES

Universal Temperature & Process Controllers

Installation Guide

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Contents CN3440 Series WARRANTY/DISCLAIMER Contents Operation Programming Modbus RTU IntroductionChecking the Code Number Fig PreparationNEMA4X Mechanical InstallationEC Directive 89/336/EEC Siting Figs .1Mounting Figs .3 Overall DimensionsAccess to Terminals Fig Electrical InstallationSetting Input Selector Links .2A Setting Isolated Output Link .2BTHC & RTD Ring Thomas & Betts CableGlands N. American 0.5in FigTerminal Block Identification Connections Summary FigTerminal Number AC Supply Thermocouple THC Inputs Fig Input Connections2 3-lead Resistance Thermometer RTD Inputs Fig 3 2-lead Resistance Thermometer RTD Inputs Fig+ Tx Relay Connections Fig Output ConnectionsMotorized Valve Connections Figs .18 Programming Guide Logic Input Connections Figs .2022 Power Supply Selection and AC Connections Power Supply Selection and AC Connections FigPower Supply Connection/Terminal Number Page …NOTES Omega.com Temperature