| 68 I M1 Ex ia I Ma II 2G Ex ia IIC T4 Gb II 2D Ex ia IIIC T135°C Db ZELM 09 ATEX 0420 X –20 °C Ta +60 °C For applications with high temperature fluctuations perma NOVA can be used in all application areas from -20 °C to +60 °C. A discharge period from 1 to 12 months can be entered via the setting button on the NOVA Control unit. The control unit then calculates the required quantity of gas for constant and reliable discharge while taking into account the ambient temperature. perma NOVA consists of a reusable control unit, a NOVA LC filled with grease or oil and a protective cover. NOVA LC is available in 65 cm³ and 125 cm³. perma NOVA The first temperature-independent, electrochemical lubrication system