Bulletin 855E 50 mm Control Tower™ Stack Lights

Specifications

Mechanical Ratings
Shock and Vibration		Based on the weight and style of mounting; tower lights are subject to damage from shock and vibration. Listed below are reference guidelines for maximum acceptable conditions.
		1 Module Stack	3 Module Stack	5 Module Stack
Standard Bases	Surface Mount Base or 10 cm Aluminum Pole Base	150 G Shock 5 G Vibration	45 G Shock 1.5 G Vibration	35 G Shock 0.75 G Vibration
	Vertical Base or 25 cm Aluminum Pole Base	95 G Shock 3.5 G Vibration	30 G Shock 1.25 G Vibration	20 G Shock 0.5 G Vibration
Recommended Wire Sizes		0.5…1.5 mm² (22…16 AWG)
Recommended Terminal Torque		0.87 N•m (7 lb•in)
Environmental Ratings
Ingress Ratings	Light Modules with Cap	UL Type 4/4X/13, IP65
	Sound Modules	UL Type 4/4X/13, IP65
	Surface, Vertical, Tube Mount Bases	UL Type 4/4X/13, IP65
	Pole Mount Bases	UL Type 4/4X/13, IP65
Temperature Ratings — All Products	Operating Temperature	-25…+50 °C (-13…+122 °F)
	Storage Temperature	-40…+85 °C (-40…+185 °F)
Materials
Bases, Caps, Lens Covers, Sound Module Housings, Lenses		Polycarbonate
Lamp Socket		Polycarbonate
Rubber Seals and Gaskets		Nitrile Rubber
Pole (for aluminum pole assembly)		Aluminum
Pole Base Footing (for aluminum pole base)		Polycarbonate
Insulation Sleeve (for pole insulation)		Polyolefin
Mounting Screw Washers		Polypropylene

Performance Ratings
Description		12V AC/DC	24V AC/DC	120V AC	240V AC
Light Output	Steady Incandescent	0.5 MSCP 6.3 Lumens	2.5 MSCP 31.4 Lumens	3.0 MSCP 37.7 Lumens	0.49 MSCP 6.2 Lumens
	Flashing Incandescent	0.5 MSCP 6.3 Lumens	2.5 MSCP 31.4 Lumens	3.0 MSCP 37.7 Lumens	0.49 MSCP 6.2 Lumens
	Strobe	1 Joule per lamp
	Steady, Flashing Socket Mount LED Red	900…2240 mcd
	Steady, Flashing Socket Mount LED Green	900…1800 mcd
	Steady, Flashing Socket Mount LED Amber	1400…3550 mcd
	Steady, Flashing Socket Mount LED Blue	224…560 mcd
	Steady, Flashing Socket Mount LED White and Yellow	900…1800 mcd
Operating Voltage
Description		12V AC/DC	24V AC/DC	120V AC	240V AC
Light Modules and Sound Modules		12V AC/DC (± 10%)	24V AC/DC (± 10%)	110V AC 50Hz (± 10%) 120V AC 60Hz (± 10%)	230V AC 50 Hz (± 10%) 240V AC 60 Hz (± 10%)
Lamp Life Ratings (Design Life) Average Life Under Static, No Vibration, Conditions
Description		12V AC/DC	24V AC/DC	120V AC	240V AC
Incandescent ModulesT ‡		8 000 hrs	7 000 hrs	3 000 hrs	1 600 hrs
LED Modules		100 000 hrs
Strobe Modules		15 000 hrs
Sound Modules		20 000 hrs

T First failures at about 35% of average life. Severe vibration may reduce life to 44% of average life.
‡ Flashing applications may reduce life to 50% of average life.

Current Consumption
Description		12V AC/DC	24V AC/DC	120V AC	240V AC
Light Only Modules	Steady Incandescent	208 mA	271 mA	58 mA	23 mA
	Flashing Incandescent	208 mA	271 mA	58 mA	23 mA
	Steady or Flashing LED	42 mA	29 mA	21 mA	20 mA
	Strobe	95 mA	60 mA	55 mA	30 mA
Sound Modules	Single-Tone Sound Module	12 mA	25 mA	33 mA	33 mA
	Two-Tone Sound Module
Flashing Frequency (Light Only Modules)
Flashing Incandescent Modules		12V module approximately 1.5 Hz 24V, 120V, and 240V modules approximately 2 Hz Time ON/Time OFF = 1:1
Flashing LED Modules		Flashing frequency approximately 1.5 Hz Time On/Time OFF = 1:1
Strobe Modules		Flashing frequency appoxrimately 2 Hz (flash duration 1/50,000 secound)
Flashing and Tone frequency (Light Modules/with Sound Set at Continuous Tone)
Tone Frequency		Tone frequency is preset at 2800 Hz
Flashing and Tone Pulsing Frequencies (Light Modules/with Sound Set at Pulsing Tone)
Tone Frequency		Tone Frequency is preset at 2800 Hz
dB Rating (Sound Modules)
All dB(A) ratings determined at a distance of 1 meter from sound module
Single Tone Sound Module (SA3)		Maximum volume ranges from 88 or 103 dB(A) (volume adjustable by dipswitch)
Two Tone Sound Module (TA3)
Leakage Current Impact
All light modules and sound modules are capable of absorbing up to 3 mA of leakage from solid-state outputs without module activation