Omega CN3440 manual Mechanical Installation, NEMA4X, EC Directive 89/336/EEC, Siting Figs .1

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3 MECHANICAL INSTALLATION

EC Directive 89/336/EEC

In order to meet the requirements of the EC Directive 89/336/EEC for EMC regulations, this product must not be used in a non-industrial environment.

3.1 Siting – Figs. 3.1 and 3.2

Minimum

Sensor

A – Close to Sensor

B – At Eye-level Location

C – Avoid Vibration

Fig. 3.1 General Requirements

55°C

Max.

0°C

Min.

A – Within Temperature Limits

0 to 90% RH

B – Within Humidity Limits

IP66/

NEMA4X

C – Within Protection Rating Limits

+

Caution. Select a location away from strong electrical and magnetic fields. If these cannot be avoided, particularly in applications where ‘walkie talkies’ are used, connect using screened cables within earthed metal conduit.

D – Use Screened Cables

Fig. 3.2 Environmental Requirements

4

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Contents CN3440 Series WARRANTY/DISCLAIMER Contents Introduction Operation Programming Modbus RTUPreparation Checking the Code Number FigEC Directive 89/336/EEC Mechanical InstallationNEMA4X Siting Figs .1Overall Dimensions Mounting Figs .3Setting Input Selector Links .2A Electrical InstallationAccess to Terminals Fig Setting Isolated Output Link .2BTHC & RTD Ring CableGlands N. American 0.5in Fig Thomas & BettsConnections Summary Fig Terminal Block IdentificationTerminal Number AC Supply 2 3-lead Resistance Thermometer RTD Inputs Fig Input ConnectionsThermocouple THC Inputs Fig 3 2-lead Resistance Thermometer RTD Inputs Fig+ Tx Output Connections Relay Connections FigMotorized Valve Connections Figs .18 Logic Input Connections Figs .20 Programming GuidePower Supply Selection and AC Connections Fig 22 Power Supply Selection and AC ConnectionsPower Supply Connection/Terminal Number Page …NOTES Omega.com Temperature
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