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OMEGAnet® On-Line Service www.omega.com Internet e-mail info@omega.com Servicing North America: USA: ISO 9001 Certified Canada: One Omega Drive, P.O. Box 4047 Stamford, CT 06907-0047 TEL: (203) 359-1660 e-mail: info@omega.com 976 Bergar Laval (Quebec) H7L 5A1 TEL: (514) 856-6928 e-mail: info@omega.
E L E C T R O N I C P R E S S U R E S W I T C H F O R H Y D R A U L I C A P P L I C AT I O N S PSW32 Series APPLICATION IIdeal for Control of Air, Water, Gases, Neutral Mineral Oils and Various Heating Oils FEATURES Real-time LED Status Display of Pressure Adjustable Hysteresis Off-line Calibration Fast, Accurate Response Extensive Service Life Analog Output (Optional) SPECIFICATIONS 1/4" NPT 0 to 2320 PSI (0 to 160 bar) See Part Number Identification Table Connector to DIN 43651 (7 Pin) (for versions w
E L E C T R O N I C P R E S S U R E S W I T C H F O R H Y D R A U L I C A P P L I C AT I O N S ELECTRICAL PARAMETERS Electrical connection DIN 43650 Table A without analog output DIN 43651 (7 pin), with analog output 18 to 32V DC 10% (within 18 to 32V) <50 mA (plus load current) Power supply (polarity safe) Permissible residual ripple Current consumption DIN 43650 without analog output 1 p = MicroController DIN 43651 with analog output +24V 1 3 Uout Imax = 1A 3 Uout Imax = 1A MicroController E2P
I N S T R U ADJUSTING THE SWITCHING POINTS (SP) AND RESET POINTS (RP) a) Adjusting the switching point. Case 1 or Case 2 Q C T I O N supply is switched on. Release this button again after the power supply has been switched on. The display will then show the buffering time in milliseconds (e.g. 03) or seconds. The cursor buttons ▼, ▲ can be used to set the buffering time to 03, 06, 12, 24 or 50 ms or 0.1, 0.2 or 0.4 seconds. When this has been done, press SP to store the setting.
Switching Characteristic Graphs Signal “on” with rising pressure Setting SP* > RP** p Signal “on” with falling pressure Setting SP < RP Signal “off” with rising pressure Setting RP > SP p p RP p SP Signal “off” with falling pressure Setting RP < SP SP RP RP SP RP SP t t t t UA UA U U * SP = Switching point t t t t **RP = Reset point Explanation: When the switching point (SP) is adjusted HIGHER than the reset point (RP), then the switching output will be “normally off”.
WARRANTY/DISCLAIMER OMEGA ENGINEERING, INC. warrants this unit to be free of defects in materials and workmanship for a period of 13 months from date of purchase. OMEGA’s Warranty adds an additional one (1) month grace period to the normal one (1) year product warranty to cover handling and shipping time. This ensures that OMEGA’s customers receive maximum coverage on each product. If the unit malfunctions, it must be returned to the factory for evaluation.
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