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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Chief Manufacturing CM2 Other Dry Contact Options, Extend Retract with Single Switch, Voltage Sense External Power Source