INSTALLATION AND SERVICE INSTRUCTIONS FOR MODEL 191X INCANDESCENT
LIGHT FOR USE IN HARSH ENVIRONMENTS/HAZARDOUS LOCATIONS
SAFETY MESSAGE TO INSTALLERS, USERS AND MAINTENANCE PERSONNEL
It is important to follow all instructions shipped with this product. This device is to be installed by a
trained electrician who is thoroughly familiar with the National Electrical Code or Canadian Electrical
Code and will follow the NEC or CEC Guidelines as well as local codes.
The selection of the mounting location for the device, its controls and the routing of the wiring is to
be accomplished under the direction of the facilities engineer and the safety engineer. In addition,
listed below are some other important safety instructions and precautions you should follow:
• Read and understand all instructions before installing or operating this equipment.
• Do not connect this light to the system when power is on.
• After installation, ensure that the set screw is properly tightened and that threaded joints are
fully engaged.
• After installation, test the light system to ensure that it is operating properly.
• After testing is complete, provide a copy of this instruction sheet to all operating personnel.
• Establish a procedure to routinely check the light installation for integrity and proper operation.
Failure to follow all safety precautions and instructions may result in property damage,
serious injury, or death to you or others.
I. GENERAL.
The Model 191X is an incandescent lighting fixture. It is UL listed for operation in harsh
environments and hazardous locations, and has been investigated by UL as meeting Type 4X
and IP66 enclosure requirements. The unit is rated for operation on AC or DC voltages from
24 to 250-volts.
The unit will accommodate up to a 100-watt lamp (bulb shape A-19). Actual lamp wattage used
must be determined by the hazardous location temperature requirement for the specific installation.
II. INSTALLATION.
A. Unpacking.
Damaged globes can lead to explosions which could result in serious injury or death.
After unpacking the Model 191X, examine it for damage that may have occurred in transit. If the
equipment has been damaged, do not attempt to install or operate it, file a claim immediately with
the carrier stating the extent of the damage. Carefully check all envelopes, shipping labels and tags
before removing or destroying them.
B.Mounting.
The Model 191X has provisions for mounting to
Before mounting, ensure that mating threads are clean. Thread the fixture onto the
secure with the set screw.
C. Lamp Selection.
To reduce the risk of fire or explosion, do not install in a hazardous location if the operating
temperature exceeds the hazardous atmosphere's ignition temperature.
Before proceeding, consult product nameplate as a guide for determining the proper lamp
wattage and supply wire insulation rating for the specific installation.
WARNING
3
/
" pipe and may be mounted in any position.
4
CAUTION
1
3
/
" pipe and
4