SAMSON introduces two new positioners from the Series 3730 - TROVIS 3730-1 and TROVIS 3730 3 - at the 2018 VALVE WORLD EXPO. The new positioners for 4 to 20 mA applications combine the latest technological developments with the proven device base known from the Type 3730-1 and Type 3730-3 predecessor models. Both positioners are particularly rugged thanks to their no-wear, non-contact travel sensing system. Two in]]>