Instruction/ maintenance manual of the product PSW 31 Omega
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User’ s Guide www .omega.com e-mail: info@omega.com PSW31 SERIES ELECTRONIC PRESSURE SWITCH FOR PNEUMA TIC APPLICA TIONS.
OMEGAnet ® On-Line Service Internet e-mail www .omega.com info@omega.com Servicing North America: USA: One Omega Drive, P .O. Box 4047 ISO 9001 Certified Stamford, CT 06907-0047 TEL: (203) 359-1660 F AX: (203) 359-7700 e-mail: info@omega.com Canada: 976 Bergar Laval (Quebec) H7L 5A1 TEL: (514) 856-6928 F AX: (514) 856-6886 e-mail: info@omega.
MA TERIALS OF CONSTRUCTION Housing Die-Cast Zinc SPECIFICA TIONS Por ts/Mounting Plate 1/4" NPT Adjustment Range -14 to 350 PSI (-1 to 25 bar) Maximum Pressur e See Par t Number Identification T .
P AR T NUMBER IDENTIFICA TION ELECTRICAL P ARAMETERS Electrical connection DIN 43650 T able A Power supply (polarity safe) 18 to 32V DC Permissible r esidual ripple 10% (within 18 to 32V) Current consumption <50 mA (plus load cur rent) SWITCHING STEP P ART PRESSURE MAXIMUM SIZE OF NUMBER RANGE – PSI PRESSURE DISPLA Y* PSW31B -14 – 15 145 0.
a) Adjusting the switching point. Case 1 or Case 2 Press and hold the SP button. The display will show the previous switching pressur e setting, and the dotted bar will flash while the button is pressed down (case 1). Y ou can now use the cursor keys to adjust the switching point upwards or downwar ds.
Switching Characteristic Graphs Signal “on” with rising pressure Setting SP* > RP** Explanation: When the switching point (SP) is adjusted HIGHER than the reset point (RP), then the switching output will be “nor mally of f”.
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 W arranty adds an additional one (1) month grace period to the normal one (1) year product warranty to cover handling and shipping time.
Where Do I Find Ever ything I Need for Pr ocess Measurement and Contr ol? OMEGA...Of Course! TEMPERA TURE ✔ Thermocouple, R TD & Thermistor Pr obes, Connectors, Panels & Assemblies ✔ W ire.
An important point after buying a device Omega PSW 31 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Omega PSW 31 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Omega PSW 31 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Omega PSW 31 you will learn all the available features of the product, as well as information on its operation. The information that you get Omega PSW 31 will certainly help you make a decision on the purchase.
If you already are a holder of Omega PSW 31, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Omega PSW 31.
However, one of the most important roles played by the user manual is to help in solving problems with Omega PSW 31. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Omega PSW 31 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
