375-E03-031 (375-E03-20NM-0, 7MIN.-2EZ-24); 375-E03-20NM-1MIN.-2EZ-230-50 590-373-P21-6 FO-86-IP8000 6443 R-375, IV 96 6443R-375/1; 6490/2-2.4-024 6490/1-2.4-230 6590 230 V, 50/60 Hz;. 6590 / 0 6590 PID CONTROL DEVICE 6590 6590/2-2.4-24 GER.NR:4883 baelz 6590/2-2.4-024 6590-0622 PID-DREIPUNKTSCHRITTREGLER BAELZ 6590/… ?CELSITRON 6590/2-2.4-024 6590A 6590B