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Extron electronic CS 26T, CS 120P, CS 1226T manual Wiring Multiple Speakers Using Loop-through

Models: CS 1226T CS 26T CS 120P

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•Wiring Multiple Speakers Using Loop-through:

•Wiring Multiple Speakers Using Loop-through:

A loop-through electrical connection is made on the crossover board of the CS 26T. Connect the wires to the captive screw connectors of the speakers, as shown in figure 15. Be sure to tighten the screws.

(Red)		(Red)
(Black)		(Black)
		(Black)
–	– + +	–	– + +

LOOP

IN

IN

LOOP

LOOP

IN

IN

LOOP

Power Amplifier

Speaker 1

Speaker 2

(Red)

(Black)

Figure 15. Wiring Multiple Speakers Using Loop-through

In this configuration, all of the speakers downstream of the one being tested are disconnected from the signal when it is disconnected. This is useful for troubleshooting in three ways:

•The system is sectioned for easier troubleshooting.

•The source signal can be tested by connecting to the inner + (IN) and – (IN) terminals of the captive screw connector, as shown in figure 16.

Red Wire (+) from Ampliﬁer

Ampliﬁer

Black Wire (-) from Ampliﬁer

Test Points

Figure 16. Signal Test Points — Loop-through Configuration

CS 26T and CS 120P User Guide • Installation 10

Image 16

Extron electronic CS 26T, CS 120P, CS 1226T manual Wiring Multiple Speakers Using Loop-through

Contents

CS 26T and CS 120P User GuideSpeakers CS 1226T SpeedMount Ceiling Speaker SystemSafety Instructions Safety Instructions EnglishChinese Simplified（简体中文） Instructions de sécurité FrançaisFCC Class A Notice Guide” on the Extron websiteCopyright TrademarksConventions Used in this Guide Specifications AvailabilityNotifications Contents CS 26T and CS 120P User Guide Contents Features About this Guide Overview FeaturesIntroduction About this GuideApplication Example Extron CS 1226TInstallation Installation ConsiderationsInstallation Configurations Installation ConsiderationsInstalling the CS 1226T System - Single Installer Figure 3. Install the Ceiling Mount Kit Using a flexible conduit 8.Route the cables through the cover plateedges Figure 11. Configuring the Bass Reflex Port Plate Number of Wires per Connection Point Maximum Wire GaugeFigure 12. Wiring a Single Speaker Figure 13. Wiring Multiple Speakers in ParallelWiring Multiple Speakers Using Loop-through Red Wire + from Ampliﬁer Black Wire -from Ampliﬁer2 by 4 Ceiling Tile 4 Pole Connector Ampliﬁer19.Mount the CS 26T see figure Figure 21. Attaching Secondary Support Lines Figure 22. Adjusting the Rotary Tap Selector Figure 23. Installing the Speaker GrilleFigure 24. Grid Face Example Figure 26. Removing the Cover Plate Using a flexible conduit Using speaker wires without a conduit7.Route the cables through the cover plate Figure 28. Routing the Cables Without a Conduitedges Figure 32. Attaching Secondary Support Lines CS 120P Number of Wires per Maximum WireFigure 33. Wiring a Single Speaker Figure 34. Wiring Multiple Speakers in ParallelWiring Multiple Speakers Using Loop-through Figure 38. Impedance Test Points - Loop-throughConfiguration 8.Mount the CS 26T see figure Figure 42. Adjusting the Rotary Tap Selector Figure 43. Installing the Speaker GrilleInstalling the CS 120P in a Hard Ceiling Extron Warranty