Instruction/ maintenance manual of the product PSW20 Omega
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PSW20 Series Pressure, vacuum or differential pressure switches M4067-0504 Shop online at: omega.com e-mail: info@omega.com For latest product manuals: omegamanual.info Installation Instructions for OMEGA PSW20 Series: Pressure, Vacuum and Differential Pressure Switches.
Standard Electrical rating Repeat Accuracy Part Number Max. Resistive Min Resistive Constant Temperature Contact Resistance (ohms) PSW20A 750ma 250VAC 5 ma 3 VDC +/- 4% 0.04 PSW20B 1 amp 250 VAC 5 ma 3 VDC +/- 3% 0.02 Body Acetal Diaphragm EPDM is standard; Nitrile available.
Media in Contact with Electrical Contacts Note that the pressure media entering through Port A is in direct contact with the electrical contacts in the switch, whereas the pressure media entering through Port B is separated from the electrical contacts by the diaphragm.
It is the policy of OMEGA to comply with all worldwide safety and EMC/EMI regulations that apply . OMEGA is constantly pursuing certification of its products to the European New Approach Directives. OMEGA will add the CE mark to every appropriate device upon certification.
An important point after buying a device Omega PSW20 (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 PSW20 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 PSW20 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Omega PSW20 you will learn all the available features of the product, as well as information on its operation. The information that you get Omega PSW20 will certainly help you make a decision on the purchase.
If you already are a holder of Omega PSW20, 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 PSW20.
However, one of the most important roles played by the user manual is to help in solving problems with Omega PSW20. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Omega PSW20 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
