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BZ Series Basic Switch

BZ Series Basic Switch
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Basic Switches These switches have been used extensively and have earned the high respect of our customers. Standard basic switches BZ Series are representative of Yamatake basic switches for their range of models and high performance. SELECTION GUIDE

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■ CONTACT & TERMINAL TYPE In catalog listings for basic switches, the following code indicates ■ BASIC TYPE COMPLIANT WITE EN (IEC) STANDARDS EN (lEC) compliant standard type BZ models are available. For details, see page F-006. | SWITCH MOUNTING METHOD ' When mounting by the side screws Lock washer Holding plate Mounting screw Tightening torque must be 1.3 to Insulator Miunting p|ate Insulator Mounting p|ate • Panel mounting (catalog listing BZ-2RQD-D-J) • When mounting on a panel, limit the tightening torque of the hexagon head nut on the actuator to 4.90N-m. • When mounting the panel...

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General-purpose Basic Switches: BZ Series High-quality switches with UL/CSA certification. ■Wide range of types • Standard type Reverse action lever type (effective when there is impact operation) ■A wide range of actuators is available. Select the actuator according to your specific requirements and conditions of use. ■ Mechanical life: 20 million cycles (pin plunger type) ■ EN 60947-5-1 (I EC 60947-5-1) and CCC compliant types are available. ©Machine tools and various industrial machinery • Control of pressure, temperature, fluid level, weight, speed and time • Household equipment,...

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•Circuit configuration and terminal diagrams Circuit configuration Terminal dimensions Single-pole double-throw Screw terminal Note: On reverse action types, the N.O. and N.C. terminal positions are reversed. External Dimensions Plunger: Hardened steel

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Lever: stainless steel | LOW CURRENT LOAD TYPE (cross point contacts) Standard low current load BZ switches are produced regularly. For details on other types, contact your Yamatake deales. # Features # Applications • With cross point contacts, contact is concentrated at one location to • Copiers enable reliable contact pressure. • Peripheral and terminal equipment • Gold alloy contacts are used for stable contact resistance at all times. • Automatic vendors • These switches are ideal when minor changes in contact resistance are • NC machine tools a problem, for example when switching low...

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* Value for the specified representative catalog listing. Unmarked values are common to models in the series. ** contact misoperation in the free position and final overtravel position is 1 ms or less. # Table BZ. 1 Electrical rating • Table BZ. 2 Electric duty 1

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■ CERTIFIED EN (IEC) COMPLIANT BZ MODELS EN compliant standard products are available # BZ Series basic switches Note: Electrical rating for EN (IEC) compliant switches Note: Approving bodysTUV Rheinland, Approval No. R9551070 Note: UL/CSA certification also acquired Note: For details of operation specifications, refer to the same actuator under general purpose switches. Note: CCC compliant model also available

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1. Teminal protection cover Because this cover is secured with the switch mounting screws, handling is easy and accidental contact with exposed terminals is prevented. • We recommend combined use of a spring washer and adhesive lock to prevent the screw from coming loose. • Make sure that sufficient insulating space is maintained between terminals and ground when the switch is mounted • Ensure that no force is applied to the actuator when it should be in a free state, and that force is applied along the axis of actuator • Set function after operating to at least 70% of the rated O.T. as •...

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