Honeywell Aerospace - Switch - BZ-R31
Description: Switch
Part Number: BZ-R31
Item Description
A switch with a quick-acting mechanism actuated by a highly delicate tactile contact. Includes membrane switch. excludes switch, flexible; switch, pressure; and switch, thermostatic.
Overview
Honeywell BZ | BA | BM | BE | 6AS Series — MICRO SWITCH Premium Large Basic Switches:
Accurate, reliable, and repeatable, Honeywell MICRO SWITCH BZ/BA/VBM/BE Premium Series switches are designed and manufactured for a wide variety of applications with over 75 years of experience. The internal flat-spring design is ideal for applications requiring precision switch characteristics and long life. These precision switches are available with differential travel less than 0,0254 mm [0.001 in]. Catalog listings within these Series of switches are available to control a wide range of electrical loads from logic level to power duty switching coupled with a wide variety of integral actuators. A variety of electrical connections are available to match the application requirements.
These Series of switches fit the standard 25,4 mm [1.00 in] mounting centers. Select catalog listings are available with a threaded plunger bushing panel mounting. Auxiliary actuators are available to increase the flexibility of the Premium Series switches as well as metal or plastic enclosures where required. These switches can be supplied factory gang–mounted (two switches) with an integral actuator for double pole applications or other circuit applications. Most of these switch Series have agency certifications for global applications. In addition, select catalog listings are qualified to MIL-PRF-8805 for military applications.
Features:
- Switch styles: momentary plunger, manual reset plunger, make-before-break contacts, sequential contacts, double break contacts, split contacts
- Standard temperature range of -55 °C to 85 °C [-67 °F to 185 °F], option to 204 °C [400 °F]
- Current carrying capability of up to 25 A
- Stainless steel snap spring available for demanding environments
- Selection of special circuitries; make-before-break contacts, sequential contacts, double break contacts, single-pulse output
- Standard package size 49,3 L x 17,5 W x 24,1 H mm [1.94 x 0.69 x 0.93 in]
- Mounts on standard 25,4 mm centers [1.00 in] or threaded plunger bushing
- Wide selection of integral actuators including: pin plunger, roller plunger, overtravel plunger, integral leaf with or without roller, plain lever, roller lever, one-way roller lever
- Fine silver contacts, silver-alloy contacts, or gold-alloy contacts
- Electrical connection options; solder terminals, screw terminals, or quick-connect terminals
- Optional sealed plunger and cover
- Auxiliary actuators available
- Optional metal or plastic enclosures available where required
- Gang-mount assemblies (tandem assemblies) with single integral lever
- Global certification: UL, CSA, CE, and ENEC for most catalog listings
- Select switches are qualified to MIL-PFR-8805
Features and Characteristics
Body Style
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Hole mounted
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Hazardous Locations/Environmental Protection
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Moisture resistant
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Overall Length
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1.937 inches
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Center To Center Distance Between Mounting Facilities Parallel To Length
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1.000 inches
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Overall Height
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1.469 inches
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Overall Width
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0.687 inches
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Body Length
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1.937 inches
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Body Width
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0.687 inches
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Body Height
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0.984 inches
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Case Material
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Plastic
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Unthreaded Mounting Hole Diameter
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0.140 inches
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Actuator Style
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Round
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Actuator Diameter
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0.156 inches
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Actuator Height
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0.485 inches
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Actuator Free Position Height
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1.110 inches
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Maximum Voltage Rating In Volts
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115.0 ac and 28.0 dc
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Inclosure Type
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Fully enclosed
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Mounting Method
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Unthreaded hole
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Nonpile-up Contact Arrangement
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1 pole, double throw, one position momentary single switch unit
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Switch Release Force
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4.0 ounces
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Switch Actuating Force
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28.0 ounces
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Actuator Movement
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Between 0.040 pretravel inches and 0.005 overtravel inches and 0.010 differential inches
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Contact Load Current Rating At Maximum Rated Voltage
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2.000 amperes resistive dc and 1.000 amperes inductive dc and 1.500 amperes lamp dc and 28.000 amperes motor dc and 15.000 amperes resistive ac and 15.000 amperes inductive ac and 1.500 amperes lamp ac and 115.000 amperes motor ac
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Test Data Document
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81349-mil-prf-8805 specification (includes engineering type bulletins, brochures, etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "", etc.).
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Terminal Type And Quantity
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3 screw
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Specification Data
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81349-mil-prf-8805/1 government specification
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FSC
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5930 Switches
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NIIN
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001037715
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NSN
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5930001037715
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