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EXPCMR-ALG-1080P-IC-M-16.7-25-L21.20-1227

Larson Electronics, LLC

 

 Phone: (800) 369-6671 

Fax: (903) 498-3364 

www.larsonelectronics.com 

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Attach supply line wires to the appropriate light fixture wires as shown 

in the diagram 

 

Secure each pair of wires according to the diagram. Utilize a junction box or 

similar  device  and  take  precautionary  steps  for  weatherproofing  all 

connections if installed in a location where water may come in contact with the 

unit. Ensure the unit is properly grounded and that wiring is done according to 

all local and national electrical/building codes. 

The EXPCMR-ALG-1080P-IC-M-16.7-25-L21.20-1227 magnetic mount explosion proof high definition analog camera from Larson 

Electronics is an inspection camera that can be used for remote observation in hazardous locations. It is available in a fixed lens 

configuration, a 3.6mm 90° lens to capture large wide areas, and can produce an image up to 1080p resolution. The EXPCMR-

ALG-1080P-IC-M-16.7-25-L21.20-1227 allows operators to see visual process data from a centralized control room up. This portable 

camera allows operators to use a single cable for signal and power. Equipped with two 100lb magnets and 25` SOOW cord, this 

portable explosion proof camera is ideal for temporary inspection, tank cleaning, and any application requiring a portable camera within 

hazardous locations.

WIRING 

Link-up with the camera is achieved via 25` 16/5 SOOW cord terminated in a L21-20P twistlock cord cap. The cable is ran back to the 

Larson Electronics DVR system (MDVR-ALG series, sold separately), located outside the hazardous location. The portable DVR system 

allows  operators  to  temporarily  mount  the  explosion  proof  camera  without  the  need  for  running  conduit  or  cable.  The  DVR  system 

handles  signal  and  provides  power  to  the  camera.  The  twistlock  connector  ensures  the  camera  does  not  come  unplugged  during 

operation.

We strongly encourage a licensed electrician install this product

, in all locations especially in outdoor areas 

where weatherproofing may be required. Universal voltage driver permits operation at 100V  -  2

40

V AC, 50 or 60Hz

 

(primary), and 12 V DC (secondary)

Warning: 

Check product label for correct input voltage!

 

Exp Cord Cap 

Position  device  near  work  area  for  operation.  Run  cable  to  nearby  power 

source. Insert and twist-lock explosion-proof plug into a compatible receptacle within 

the hazardous environment. See 

plug operation

 below. 

PLUG OPERATION 

Electrical connection between plug and compatible receptacle is accomplished 

after plug fully inserts into receptacle and rotated clockwise. 

1.

Lift receptacle door and locate polarization on mating plug pin and

receptacle face. Insert plug straight all the way into receptacle until it

cannot go further.

2.

Rotate plug clockwise limit (37º), this closes internal contacts and

completes circuit. This also mechanically locks plug into receptacle so it

cannot be pulled out.

3.

To remove plug, push plug inward and turn to counterclockwise, pull plug

straight out.

NOTE: 

This product does 

NOT

 use a standard L21-20 plug and 

CANNOT

 be plugged into standard L21-20R receptacles. 

This product is designed to pass power and signal through the plug for easy disconnects. Users 

MUST

 wire the L21-20R 

receptacle to the correct voltage and utilize a BNC-ALG-SGL-XMFR signal converter on the output side. See Wiring diagram 

for plug pinout.

MOUNTING

The EXPCMR-ALG-1080P-IC-M-16.7-25-L21.20-1227 explosion proof remote observation camera is typically mounted to flat 

ferrous surfaces for observation. The included adjustable magnetic bracket features two 100lb grip magnets for temporarily 

attaching to ferrous surfaces. This adjustable bracket has two set screws on the bracket, allowing operators to loosen the 

mounting  bracket,  adjust  the  camera`s  tilt  orientation,  and  retighten  to  hold  the  camera  in  position  after  mounting.  This 

magnetic mount solution is ideal for temporary mounting within tanks, and for applications where drilling cannot be done. 

Alternative surface mounts and pole mounts are available.

Summary of Contents for EXPCMR-ALG-1080P-IC-M-16.7-25-L21.20-1227

Page 1: ...T GROUNDING CONDUCTOR TO AVOID EXPLOSION MAKE SURE THE SUPPLY VOLTAGE IS WITHIN THE VOLTAGE RATING ENSURE THE MARKED T RATING IS LESS THAN THE IGNITION TEMPERATURE OF THE HAZARDOUS ATMOSPHERE DO NOT O...

Page 2: ...icensed electrician install this product in all locations especially in outdoor areas where weatherproofing may be required Universal voltage driver permits operation at 100V 240V AC 50 or 60Hz primar...

Page 3: ...ng base then attach the camera assembly to the surface using the appropriate fasteners 5 Connect the camera drop cable to video and power extension cables 6 Connect the other end of the video extensio...

Page 4: ...en the OSD menu on the HVR monitor 1 Open the HVR Live View screen and then click inside the screen where the PTZ camera video image is displayed See below 2 Click the PTZ Control icon in the Quick Se...

Page 5: ...in a selected area of the image DELAY TIME D TO N N TO D This option sets the AGC brightness when switching from day to night and night to day FACTORY INIT FLICKER Feature used to reduce noise in the...

Page 6: ...nd promote damage of the surfaces Before using any chemical product carefully follow the accompanying instructions Model EXPCMR ALG 1080P 1227 Camera Image Sensor 1 2 7 Progressive Scan CMOS Signal Sy...

Page 7: ...damaged or worn out parts before using the device Store it in a secure place out of the reach of children when not in use Inspect for good working condition prior to storage and before re use REPLACE...

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