Back-upbatteryforcompactPLCPS4 Deliveryprogramme Partno. Articleno. CatalogNo. ZB4-600-BT1 049822 Description for buffering the RAM and the real-time clock Typical storage life 5 years For use with PS4-150 PS4-200 PS4-300 TechnicaldataETIM5.0 PLC's (EG000024) / Accessories for controls (EC002584) Electric engineering, automation, process control engineering / Control / Control (accessories) / Control (accessories, unspecified) (ecl@ss8-27-24-92-90 [AKN560010]) Type of electrical accessory Battery/accumulator Type of mechanical accessory - Type of documentation - 07/17/2014 Eaton Industries GmbH http://www.eaton.eu (c) 07/2014 by Eaton Industries GmbH HPL-ED2014 V5.0 EN 1/1