Motorized Latch Retraction, MLR, Wiring Instruction and Specifications

MLR - Motorized Latch Retraction

MLR Instructions

Click on the blue link under Document ID to open the instructions

BEST MLR Exit Device Specifications

Click on this blue link for more information on MLR specifications PHI MLR Sell Sheet

Certifications

• UL-listed panic and fire
• UL 305
• UL10C
• Certified ANSI/BHMA 156.3 Grade 1
• FVSU/FVSU7

Power Requirements

• 24 Volts DC @1.5 Amp
• Holding current 250mA

Note: Although BEST Power Supplies are not required, RPSMLR2 & RPSMLR2BB Power Supplies are available

Wire Count

• Two brown/white non-polarized power wires
• Two blue/yellow non-polarized sensor wires

Note: Termination of the sensor wires is optional, but provides positive confirmation of latch retraction when used with the RPSMLR2 or RPSMLR2BB Power Supplies

Opening Width Range

• 2'6" Applications: no field cutting, 2'6" openings ONLY
• 3'0" Applications: no field cutting, 3'0" openings ONLY
• 4'0" Applications: field cutting permitted down to 3'4" openings

Retrofit Kit

• The MLR option can be ordered as a field retrofit kit to accommodate existing PRECISION 2000 Series exit devices
• MLR can be retrofitted to existing ELR exit devices
• To order the retrofit kit, specifically MLR-K

Note: MLR is not compatible with certain product options. For example, MLR is not compatible with mechanical dogging. Please consult the factory for additional details

Wire Run

Maximum wire runs between the power supply and device are as follows

• 200 feet with 18-gauge wire
• 320 feet with 16-gauge wire
• 500 feet with 14-gauge wire
• 800 feet with 12-gauge wire