A-T Controls

9955 International Blvd, Cincinnati, Ohio, 45246, USA

ASD Fail Safe Digital Smart Valve Positioners

Digital smart positioner with HART protocol (Ver.7)
Easy and quick auto-calibration
Detects reverse acting (RA) or direct acting (DA) automatically
Non-contact magnetic position sensor
Alarm codes according to NE 107
Standard NAMUR mounting bracket (VDI/VDE 3845, IEC 60534-6-2) with adjustable height
Usable with single or double acting actuators
Auto/Manual bypass
Programmable characteristic curve with 17 points
Includes logic to eliminate overshooting and hunting, improving control
Low air consumption (0.1 SCFM)
High flow pilot valve (10.5 SCFM)
Direct to atmosphere exhaust improves reliability.
Wide operating temperature range (-22°F to 176°F )
IP66 enclosure and standard model with Intrinsically safe ratings (IECEx/ATEX Ex ia IIC T6/T5 Gb, Ex ia IIIC T85°C/T100°C Db)