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Combo Light/Motion Sensor?

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RSquirrel

Member
Location
Watsonville, CA, USA
Occupation
Mechanical Engineer (retired/consulting)
Is there such a thing as a combination dusk-to-dawn and motion sensor, that is incorporated into a single component, for a NEMA 3-pin Street Light Photocell Receptacle? Or if not, is there a motion sensor that would "stack" between the light sensor and the receptacle?
 

brantmacga

Señor Member
Location
Georgia
Occupation
Former Child
I’ve never seen that and idk how it would work with motion sensor on top.

I’ve been using Keystone x-fit area lights with PC on top and a motion sensor on the bottom. They have a 1/2” hub on bottom that take a 3-wire 0-10v microwave sensor.


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RSquirrel

Member
Location
Watsonville, CA, USA
Occupation
Mechanical Engineer (retired/consulting)
I’ve never seen that and idk how it would work with motion sensor on top.

I’ve been using Keystone x-fit area lights with PC on top and a motion sensor on the bottom. They have a 1/2” hub on bottom that take a 3-wire 0-10v microwave sensor.


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Hi Brantmacga - Thank you so much. Those lights look like they'll work for me, assuming I can find a vendor with prices within my budget.
 

brantmacga

Señor Member
Location
Georgia
Occupation
Former Child
Hi Brantmacga - Thank you so much. Those lights look like they'll work for me, assuming I can find a vendor with prices within my budget.

I pay about $400 for the 1000w equivalent LED. The PC and motion sensors are about $10/ea. The smaller 400w and 250w equivalent fixtures are between $250-$300.

You can order the motion sensors with different presets for dimming levels, or you can get the wireless remote for $20 and program whatever dimming levels and time settings you want.

They also have a motion sensor kit that comes with a 12v transformer and the sensor is stem mounted that can be used to adapt it into different fixtures. I’ve used the kit for dimming outdoor recessed lights under porticos etc so I can use the remote to program matching times and dimming levels between fixtures.


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RSquirrel

Member
Location
Watsonville, CA, USA
Occupation
Mechanical Engineer (retired/consulting)
Some fill-in details:

I'm spec'ing the small (70 watt) fixture. It's just for security lighting at EV chargers on our HOA property.

Can you educate me on the "0-10V dimming" feature - I'm not grasping what that applies to, unless it somehow refers to the optional 12V Microwave Occupancy Sensor, which I will be including.

But, I think those two things are unrelated, because on one vendor's website, there is listed a "Leviton, Decora 0-10V Wall Dimmer, 'ZSO57-DOZ' @ $60.50" as an add-on. Why would I need that?

Also, the best online prices I'm finding are bee's ltg - do you have other better sources?
 

tthh

Senior Member
Location
Denver
Occupation
Retired Engineer
Some fill-in details:

I'm spec'ing the small (70 watt) fixture. It's just for security lighting at EV chargers on our HOA property.

Can you educate me on the "0-10V dimming" feature - I'm not grasping what that applies to, unless it somehow refers to the optional 12V Microwave Occupancy Sensor, which I will be including.

But, I think those two things are unrelated, because on one vendor's website, there is listed a "Leviton, Decora 0-10V Wall Dimmer, 'ZSO57-DOZ' @ $60.50" as an add-on. Why would I need that?

Also, the best online prices I'm finding are bee's ltg - do you have other better sources?
0-10V dimmers use a control wire to specify the dimming level. The fixture is still line voltage, but there is a seperate wire that goes from 0-10V for dimming. You don't need or want this for your application.
 

brantmacga

Señor Member
Location
Georgia
Occupation
Former Child
Some fill-in details:

I'm spec'ing the small (70 watt) fixture. It's just for security lighting at EV chargers on our HOA property.

Can you educate me on the "0-10V dimming" feature - I'm not grasping what that applies to, unless it somehow refers to the optional 12V Microwave Occupancy Sensor, which I will be including.

But, I think those two things are unrelated, because on one vendor's website, there is listed a "Leviton, Decora 0-10V Wall Dimmer, 'ZSO57-DOZ' @ $60.50" as an add-on. Why would I need that?

Also, the best online prices I'm finding are bee's ltg - do you have other better sources?

The microwave dimmer sensor controls the 0-10v dimming function; you don't need an external dimmer. There are three pins on the sensor; 12v, and -/+ for 0-10v. It will just screw into a 1/2" hub on the bottom of the fixture.

I just looked at the Bees lighting site. Those are retail prices. I'm sure one of your supply houses can sell keystone.
 

brantmacga

Señor Member
Location
Georgia
Occupation
Former Child
0-10V dimmers use a control wire to specify the dimming level. The fixture is still line voltage, but there is a seperate wire that goes from 0-10V for dimming. You don't need or want this for your application.

0-10v dimming on area lights is common now and even required in some areas. No reason for them to be at 100% output when no one is in the area.
 
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