The photoelectric switch JL-403 is applicable to control the street lighting, passage lighting and doorway lighting automatically in accordance with the ambient lighting level. This product is designed with electronic circuits. Its quicker response with time delay of 3-10 seconds offers easy-to-test feature. Especially, model JL-403C provides a wide voltage range for customer applications under almost power supplies.

Further, a preset 3-10 seconds time-delay might avoid mis-operation due to spotlight or lightning during the night time. This product has been listed by UL Inc and is comply with the Standard for Non-industrial Photoelectric Switches for Lighting Control UL773A.

Installation & Operational Instructions:

• Disconnect power, remove junction box cover, place the SWITCH in knockout hole and fasten with locknut.
• Wire according to the diagram in right hand.
• Do not install the switch with the Photocell facing artificial or reflected light.
• This will cause the unit to cycle on and off at night.