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Magnum Energy Solutions, LLC         43 Village Way Suite 209          Hudson, OH 44236          phone 330.656.9365          fax 330.656.9368          www.magnumenergysolutions.com          [email protected]

Product Installation Guide

Motion / Lux Sensor 

Mx-ML2

1] Description

6] Dimensions

7] Pairing

2] Operation

5] Technical Specifications (continued)

The Magnum Energy Solutions (MES) Motion and Lux sensor (Mx-ML2) is a wireless, self powered, passive 
infrared sensor that ensures reliable detection of occupant presence. The Mx-ML2 is ideally suited for occupancy 
based lighting control and also provides for indoor daylight harvesting functionality, with a light range of 0-1020lx. 
When paired with a relay (Mx-USR-L1) and a wireless rocker switch (Mx-ESRP), the sensor creates an out of the 
box, cost effective, lighting control system. When combined with an MES gateway (Mx-EBOX), the Mx-ML2 can be 
integrated into an existing BACnet-compatible building automation system.

Built in solar cells draw and store energy from available ambient light to power the device and keep it operational 
during periods of darkness. The device must be placed at the location where sensing is required and this location 
is dependent on individual application (refer to Sensor Placement Tips below). An optional battery back up is 
available for locations with low or no ambient light. The Mx-ML2 must be paired with a receiver (refer to Compatible 
Devices section). The device can be paired manually to compatible devices by pressing the LRN button while 
following the pairing instructions for the receiver. For more sophisticated configuration, please refer to the MES 
AirConfig tool available at 

http://download.magnumes.net

.

 

The sensor can be mounted using screws or simply 

placed in selected location with double stick tape. It is recommended that the pairing of this device be done prior 
to installing the ceiling sensor. 

4] Applications

• Hotels & Resorts 

 

• Private Offices 

 

• Colleges & Universities 

• Retrofits   

 

• New Construction   

• Conference Rooms   

• Executive Offices 

 

• Classrooms 

 

• Lighted Hallways

• Perimeter Zones 

 

• Cruise Ships 

 

• Daylight Harvesting

• Restrooms 

 

• Daycare Facilities   

• And more..

Light Sensor

0-95 FC (0-1020 Lux)

Default Transmission Interval

Immediate upon detected occupancy 
(Status signal sent every 15 minutes)

Default Unoccupied Send Delay

5 minutes (Adjustable via airConfig Tool*)

Minimum Light Required to Charge

4FC (40 Lux)

Minimum Charge Time to Begin Operation

1 minute @ 20FC (200 Lux)

Full Charge Time

8 hours (approx) @100FC (1000 Lux)

Maintain Charge Time

3 hours per 24 hours @ 20FC (200 Lux)

Operation Life at Full Charge (no battery)

up to 72 hours

Optional Battery Life

10 years (1/2AA 3.6V Lithium)

Operating Temperature

-3°F to 140°F (20°C to 60°C) 

Detection Distance (PIR Sensor)

39 ft (12 m)

Detection Range (Horizontal & Vertical) (PIR Sensor) 102° x 92°

3.17” 

(80.52 mm)

2.96” 

(75.18 mm)

4.02”

 

(102.11 mm)

LRN Button

Press and release the LRN button. The red LED light should 
flash once, signaling the device has sent a “learn” message to 
identify itself with compatible devices within wireless range

Please refer to the corresponding device installation guides to 
review the process of learning this sensor with compatible devices.

NOTE: It is recommended that pairing of device be done prior to installing the ceiling sensor.
NOTE: Place the sensor under bright light for 1 or more minutes to gather energy to begin functioning.

Light Sensor

LED

5] Technical Specifications:

Part Numbers (Frequency Dependant)

M9-ML2 (902 MHz - North America)
M8-ML2 (868 MHz - Europe and China)
MJ-ML2 (928 MHz - Japan)

Range

150 feet (50-150 typical)

EnOcean Profiles

A5-07-03 (Default) - Occ, Supply Voltage, Illumination 0-1000lx

F6-02-01  -  Rocker On/Off, Occ Only
A5-06-02  -  Illumination 0-1020lx only
A5-07-01  -  Occ, Supply Voltage
A5-07-02  -  Occ, Supply Voltage
A5-08-01  -  Occ, Supply Voltage, Illumination 0-510lx
A5-08-02  -  Occ, Supply Voltage, Illumination 0-1020lx
A5-08-03  -  Occ, Supply Voltage, Illumination 0-1530lx

To select profiles other than default, 

utilize the MES software for configuration 

“AirConfig Tool*”. Download available 

at 

http://download.magnumes.net

MAGNUM 

OPUS

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