Wishlist Quick view SIEMENS Siemens S7-1500, TM Count 2x24V 6ES7550-1AA01-0AB0 €613.00 S7-1500, TM Count 2x24V SIMATIC S7-1500, TM count 2x 24 V counter module, 2 channels for 24 V incremental encoder or pulse encoder, 3 DI, 2 DQ per channel Datasheet: Download PDF Add to Wishlist