Control and Indicating Units

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Product Line Overview

Product Line Overview 3

Bulletin	855T	855E	855D
Description	Control Tower Stack Lights 70 mm	Control Tower Stack Lights 50 mm	Control Tower Stack Lights 30 mm
Environmental Ratings	UL Type 4/4X/13 on all bases, lights piezo style sound and caps (sound and light with sound combo modules are UL Type 12, IP54) Indoor and outdoor use IP65	UL Type 4/4X/13 on all bases, lights and caps sound modules Indoor and outdoor use IP65	UL Type 4/4X/13 Indoor and outdoor use IP65
Ease of Assembly, Base Wiring and Lamp Changes	No-tools assemby, “Twist-off” lenses for easy lamp changes, top-mounted terminal block for easy base wiring	No-tools assembly, “Twist-off” lenses for easy lamp changes, top-mounted terminal block for easy base wiring	No assembly required - all towers are assembled, wired, and tested at the factory
Illumination Types	Incandescent, socket-mount LED, or strobe		LED
Lens Colors	Green, Red, Amber, Blue, Yellow, Clear
Pole-Mount Base Options	10, 25, 40, 60, and 80 cm – aluminium or stainless steel bases	10, 25, 40, 60, and 80 cm bases	Surface, 10 cm metric tube, and 25 cm metric tube
Other Base Mounting Options	Surface-mount bases (surface-mount bases also feature 1/2NPT, PG16 threading options) Vertical-mount bases	Surface-mount bases (surface-mount bases also feature 1/2NPT, PG16 and M20 threading options) Vertical-mount bases	Vertical bracket and conduit adapter
Base Colors	Black or grey base housing
Sound Options	Transducer style or Piezo style sound modules available in single or dual tone (sound modules are UL Type 12, IP54), Piezo Styles and modules also available in 4/4X	Piezo style sound modules in single and dual tone
Network Connectivity	Standard or DeviceNet connectivity	Standard connectivity	Standard connectivity
Voltages Available	All modules available in: 12V/24V AC/DC, 120V AC, 240V AC as standard offerings	All modules available in: 12V/ 24V AC/DC, 120V AC, 240V AC as standard offerings	Bases available in: 24V AC/DC, 240V AC as standard offerings
Junction Box	Surface, Vertical, and Magnetic Mount
Certifications	cULus Listed and CE on all components		cULus Listed, CE marked
Operating Temperature	–25…+70°C	–25…+50°C
Material	Polycarbonate - Bases, Cap, Lens Cover, Sound Module Housing, Lens, & Lamp Socket	Polycarbonate (no sound module) - Bases, Cap, Lens Cover, Lens, & Lamp Socket	Polycarbonate - Bases, Cap, Lens Cover, Sound Module Housing, Lens, & Lamp Socket
Product Selection	See 855T Control Towe Stack Lights	See Publication A117	See Publication 855D-PP001…