Name: JL-721A2 DALI2.0 Dimming ZHAGA BOOK18 Interface Standard
Brand: Shanghai Long-Join Intelligent Technology Inc.

JL-721A2 DALI2.0 Dimming ZHAGA BOOK18 Interface Standard Overview:

The JL-721A2 is a bayonet-style controller developed in accordance with the Zhaga Book18 interface size standard, featuring a photosensitive sensor and capable of emitting DALI2.0 dimming signals. This controller is ideal for lighting applications in areas such as roads, lawns, courtyards, and parks. It includes a midnight dimming function, with the dimming trigger set at the midpoint of the average night length over the previous 10 days, and a dimming ratio of 50%.

JL-721A2 DALI2.0 Dimming ZHAGA BOOK18 Interface Standard Specifications

Model	JL-721A1	JL-721A2
Power Supply	Rated voltage：12~24VDC Rated current：15mA
Power Consumption	12V/10mA；24V/11mA
Sensor Type	Photosensitive tube
Spectral Acquisition Range	350~1100nm，Peak wavelength 550nm
Dimming interface	DALI2.0
Turn on Illuminance	50Lux（±10）
Turn off Illuminance	Reflected light + 40Lux（±10）after each turn on Lower limit：50+40Lux（±10） Upper limit：6000Lux（±100）
Reflected light compensation upper limit	6000Lux（±100）
Initialization	After power on, the light is turned on by default and maintains 5S, then automatically turns off the light and enters the auto-sensing operation mode *1
Turn on delay	5S
Turn off delay	20S
0%~100%；100%~0% Brightness change time	8S
Midnight Dimming	NC	Trigger: the average center point of the first ten days (The first day default call night base is 10 hours) Dimming Ratio:50% Duration Ratio:40% Less than 10 days is calculated based on the actual number of days
Energy saving strategy	NC	Factory preset
Mechanical Vibration	IEC60068-2-6
Flammability Level	UL94-V0
Operating Temperature	-40℃~70℃
Storage Temperature	-40℃~85℃
Operating Humidity	5%RH~99%RH
IP Level	IP66
Certifications

JL-721A2 DALI2.0 Dimming ZHAGA BOOK18 Interface Standard Installation

The interface of the product itself has been fool-proof design, the installation only need to tighten the controller directly to the rotatable base, as shown in Figure clockwise after insertion.

JL-721A2 DALI2.0 Dimming ZHAGA BOOK18 Interface Standard Installation