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P861 Intrinsically Safe Illuminated Pushbuttons

P861 Intrinsically Safe Illuminated Pushbuttons

Product catalog summary

Overview: The P861 Intrinsically Safe LED Lamp is designed for use in pilot lights and illuminated pushbuttons, providing visual on/off indication in both safe and hazardous areas. It is available in six super-bright colors: red, orange, yellow, green, blue, and white.

Specifications: The lamp is a standard BA9s fitting, ATEX certified to Ex II 2G EEx ia IIC T4, suitable for zones 1 & 2. It has a life expectancy of 11 years and can operate two lamps from a single IIC power source without affecting brightness. The lamp operates at a maximum of 20mA and is intensity matched for consistent brightness across all colors.

Technical Details: The lamp is certified to EN50014:1997 and EN50020:2002, with safety parameters Ui determined by Ii and Pi, Ii = 2A, Pi = 1W, and Ci = Li = 0. It requires a suitable certified interface with 18-35VDC supply and 20mA current. Recommended interfaces include Zener Barriers (S951-POS, S967-POS) and IS Isolators (WIS1211, WIS1212).

Environmental Conditions: Operating temperature ranges from –20ºC to 60ºC, with storage temperatures from –20ºC to 80ºC. It can handle humidity levels from 0-95% RH, non-condensing.

Compliance: The lamp complies with immunity standards EN61000-6-2:2001 and emissions standards EN61000-6-4:2001.

Construction and Protection: The housing is made of Polymide6.6 and FR4 fiberglass, with a polycarbonate lens. It offers IP65 protection when panel mounted and IP20 from the rear. Connections are made via screw terminals rated to IP20 for cables from 0.5 to 2.5mm².

Applications: The P861 can be supplied as part of the DA170 Series of Illuminated Pushbuttons, which are 22mm industry standard pushbuttons available in various formats, including rotary and emergency stop.

Ordering Information: The lamp can be ordered in different colors using specific codes: RD for Red, GN for Green, AM for Amber, YW for Yellow, WT for White, and BL for Blue.

Catalog excerpts

P861 Intrinsically Safe Illuminated Pushbuttons-1

EEx ia IIC T4Available in six super-bright colours Suitable for zones 1 & 2 11 year life expectancy Two lamps operable from a single IIC power source Can be supplied as a completeassembly or a simple certified LED LampIntensity matched to provideequally super-bright performance for all colours >

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P861 Intrinsically Safe Illuminated Pushbuttons-2

Supply With suitable certified interface 18-35VDC, current 20mA Recommended Interfaces Zener Barriers: S951-POS, S967-POS IS Isolators: WIS1211, WIS1212 Environment Operating temperature:20ֺC to 60C Storage temperature:ږ20C to 80ںC Humidity:0-95% RH, non condensing Compliance Immunity to EN61000-6-2:2001 Emissions to EN61000-6-4:2001 > Colours High Reliability The P861 Series of LED Lamps are available in six super-bright colours. Colours are red, orange, yellow, green, blue and white. All LED lamps are designed to provide a minimum of 100,000 hours service life. BA9s LEDLamp The P861 LED Lamp...

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