Omega CN3440 manual Ring

Page 10

…4	ELECTRICAL INSTALLATION
4.4	Cable	Glands	4.4.2 Conduit	Adaptors
and Conduit Fixings			(N. American –	0.5in) – Fig. 4.4

4.4.1	Cable	Glands
(IEC – 20mm) – Fig. 4.3
'O'-Ring
	Fig. 4.3 Cable Gland
	(Supplied as standard)

Warning.

•Rigid conduit must NOT be fitted to the controller.

•Controller adaptors must incorporate a face seal.

•Torque settings for the hubs and outer nuts on the specified adaptors is 20ft. lbs minimum, 25ft. lbs. maximum.

Information.

•Suitable adaptors for controller (mandatory for FM installations):

APPLETON

ST-50 PLUS STG-50 or STB-50 PLUS STG-50.

Reusable ONLY with replacement ferrule STF-50.

O.Z. GEDNEY

4Q-50, 4Q50T or 4Q-50TG.

Alternative

Face Seal

Face
Seal
Seal	Hub
Seal
(Present

in O.Z.	Ferrule
Gedney	Ferrule
Fittings)

Outer Nut

Fig. 4.4 Conduit Adaptors

8

Image 10

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 Relay Connections Fig Output ConnectionsMotorized 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