1HP Series Aerospace-Grade Pressure Switch – High Pressure Series DESCRIPTION 0B
Honeywell’s MICRO SWITCH™ 1HP Series pressure switches
precise, demanding requirements of aerospace and defense
are designed for high pressure ranges (150 psi to 5000 psi) for
use in aerospace and defense applications. The lightweight, compact pressure switches feature analog outputs to indicate gas or liquid pressure. The design modularity allows for configuration of the switch, facilitating customization to the
Inside the stainless-steel housing is a MICRO SWITCH™ SX Series premium subminiature switch. The SX is qualified to MIL-PFR-8805 and its lower operating force provides application versatility with enhanced precision.
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Burst pressure rating of 12000 psi High current or logic-level load options
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Easily configurable to different pressure set points and
Compatible with standard mil/aero medias Unique design delivers higher set point precision and
Compact, lightweight for drop-in replacement or new Wide selection of pressure ranges, lead wires and contacts available
Expansive customized product delivered from standard
improves performance over temperature
Honeywell’s proprietary MICRO SWITCH™ technology
catalog listings in shorter lead times
Optional 90° wire harness exit Qualified to RTCA DO-160D aerospace specification
High burst-to-operating pressure ratio provides enhanced accuracy
Configurable with multiple pressure fittings and electrical connectors
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MIL-PFR-8805 rated switch mechanism Industry’s broadest pressure range: 150 psi to 5000 psi (low and medium range switches coming soon)
Aerospace systems: engines, fuel pressure, and hydraulic systems
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Military ground vehicles Ordnance and munitions release systems Military maritime systems
1HP Series SPECIFICATIONS Characteristic Resistive load Inductive load Set point pressure Burst pressure Proof pressure Operating pressure Excitation Insulation resistance Dielectric resistance Contact material Switch configuration Pressure reference Operating cycles Operating temperature Storage temperature Media compatibility 1B
Parameter 4A 2A 150 psi to 5000 psi Up to 12000 psi Up to 9000 psi max. Up to 6000 psi max. 28 Vdc 100 mOhm @ 500 Vdc for 5 seconds 500 Vac RMS @ 60 Hz for one minute, 1 mA leakage, max. Silver, gold SPST, SPDT Sealed gage, gage 100 K minimum -55 °C to 70 °C [-67 °F to 158 °F] -55 °C to 85 °C [-67 °F to 185 °F] Suitable for air, fuel, water, oil, Skydrol™
WIRING DIAGRAMS 1HPAC1
1HPAB1, 1HPAR1 38B
Aerospace-Grade Pressure Switch – High Pressure Series ORDERING INFORMATION 39B
1HP Series DIMENSIONS in(mm) 1HPAC1 40B
Aerospace-Grade Pressure Switch – High Pressure Series WARNING
MISUSE OF DOCUMENTATION
DO NOT USE these products as safety or emergency stop devices or in any other application where failure of the product could result in personal injury. Failure to comply with these instructions could result in death or serious injury.
The information presented in this product sheet is for reference only. Do not use this document as a product installation guide. • Complete installation, operation, and maintenance information is provided in the instructions supplied with each product. Failure to comply with these instructions could result in death or serious injury.
Honeywell warrants goods of its manufacture as being free of defective materials and faulty workmanship. Honeywell’s standard product warranty applies unless agreed to otherwise by Honeywell in writing; please refer to your order acknowledgement or consult your local sales office for specific warranty details. If warranted goods are returned to Honeywell during the period of coverage, Honeywell will repair or replace, at its option, without charge those items it finds defective. The foregoing is buyer’s sole remedy and is in lieu of all other warranties, expressed or implied, including those of merchantability and fitness for a particular purpose. In no event shall Honeywell be liable for consequential, special, or indirect damages. While we provide application assistance personally, through our literature and the Honeywell web site, it is up to the customer to determine the suitability of the product in the application. Specifications may change without notice. The information we supply is believed to be accurate and reliable as of this printing. However, we assume no responsibility for its use.
SALES AND SERVICE 45B
Honeywell serves its customers through a worldwide network of sales offices, representatives and distributors. For application assistance, current specifications, pricing or name of the nearest Authorized Distributor, contact your local sales office or: E-mail: [email protected]
Internet: www.honeywell.com/sensing Phone and Fax: Asia Pacific +65 6355-2828 +65 6445-3033 Fax Europe +44 (0) 1698 481481 +44 (0) 1698 481676 Fax Latin America +1-305-805-8188 +1-305-883-8257 Fax USA/Canada +1-800-537-6945 +1-815-235-6847 +1-815-235-6545 Fax
Sensing and Control Honeywell 1985 Douglas Drive North Golden Valley, Minnesota 55422 www.honeywell.com/sensing
000689-1-EN IL50 GLO Printed in USA October 2008 Copyright © 2008 Honeywell International Inc. All rights reserved.