Quick view Endress+Hauser Endress+Hauser RIA15-AAA2 RIA15 Loop-powered indicator for 4 to 20 mA or HART signals sku : EH-RIA15-AAA2 Endress+Hauser RIA15-AAA2 RIA15 Loop-powered indicator for 4 to 20 mA or HART signals For the indication of the 4 to 20 mA signal or the HART® values in the field or in the panel! Request a Quote