Chief Manufacturing CM2 Other Dry Contact Options, Extend Retract with Single Switch

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Installation Instructions

CM2

Other Dry Contact Options

Extend Retract with Single Switch

Pins 1 and 2 on 9 pin Connector. (See figure 32) and (See figure 34)

Figure 34

Voltage Sense External Power Source

Unit extends and stays extended when voltage from an external source is applied across pins 3 and 4 on connector J1. When voltage is removed unit retracts. (See figure 32) and (See figure 35)

Figure 35

Voltage Sense Internal 24V DC Power Source

The 24V DC power supply that is built into the unit can be used to power external devices by using pins 5 and 6 on connector J1.

NOTE: Using this input will force a complete UP/DOWN cycle of the unit. No other inputs, with the exception of error inputs, are available until the cycle has completed. (See figure 32) and (See figure 36)

Figure 36

Extend Error Input

NOTE: Units are shipped with error contacts "Normally Open". To set unit to respond to "Normally Closed" error contacts contact a Chief Technical Support representative by calling 1-800-582-6480, or by visiting www.chiefmfg.com.

When unit receives an Extend error signal during an extend operation, the unit will immediately stop and reverse direction.

(See figure 32) and (See figure 37)

J2

Figure 37

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Contents CM2 Important Warnings and Cautions Contents Open-Ended Wrench Pre-Installation Configuration and Adjustments Power Requirements and WiringConfiguring the Mount for the Display Adjusting Faceplate LocationIf more than 2 of faceplate adjustment is required Display Installation For clarity Shelf Height AdjustmentDetermining Minimum I.D. of Furniture Cable Installation and Routing CM2 Side Cover Mount Installation Lift Cable Tension Adjustment Display Travel AdjustmentDrive Belt Tension Adjustment Lift Column Bearing Adjustment Remote Control Function Normal Operating ModeIR System Code IR-SE15 Control Codes IR-SE15 ProgrammingIR-SC33a Programming IR-SC33a Control Features Carrier Frequency 38KHzSystem Code 6E Serial Communications Connecctions to be made to 9 pin connector as followsError Message Table Motor Control Hardware Information CM2 Hardware ReferenceCM2 Connectors and Switches Dry Contact Closures CM2 Interface Board Hardware InformationVoltage Sense External Power Source Extend Retract with Single SwitchVoltage Sense Internal 24V DC Power Source Extend Error InputExtend Limit Option Retract Error InputRetract Limit Option SW1 Connector and Switch AssignmentsTroubleshooting CM2 +86-755-8996 +86-755-8996 9226 8996 9236 8996