On 1 February 2009, Pilz discontinued its classic range of safety relays and offers its slimline multi-functional Pnoz-Sigma safety relays. Pilz has already published a Pnoz-classic-to-Pnoz-Sigma checklist to help customers identify the right Pnoz-Sigma relay to use when replacing Classic relays, and the company's technical support engineers can provide advice by telephone, email or fax in the event of any queries about replacing Classic relays, Pilz X range relays or, indeed, safety relays from other manufacturers.
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