ABB 3BSE013235R1The 3BSE013235R1 is a high-quality Control Interface Module from ABB

TU890 series intrinsic safety MTUs: For hazardous zone Ex applications, different terminal layout, cannot direct replace TU831V1 without wiring modification. Supplementary Notes TU831V1 (3BSE013235R1) cannot operate standalone; must be paired with 1 or 2 matching 16-channel S800 compact I/O modules for redundant control loops; Unique advantage over all other TU810/TU830 series MTUs: Dual-slot redundant architecture, mandatory for safety-critical control loops requiring hot standby I/O; Original ABB spare parts carry a 12-month factory warranty; third-party refurbished stock offers 6–12 months testing warranty;