– Smart valve positioner, linear stroke, single‑acting, non‑explosion‑proof, input 4‑20mA DC, supply air 0.14‑0.7MPa, IP66, LCD display, auto‑calibration, PID control, aluminum die‑cast housing, air port R1/4, linearity ±0.5%FS, hysteresis ±0.5%FS, no HART functionYTC
