E69F-TI2-J-CSE-FD-A Field-Mounted Current-to-Pneumatic Signal Converter, Foxboro, Schneider Electric, Invensys, 1/4 NPT, 20 to 100 kPa, 3 to 15 psi, or 0.2 to 1.0 bar or kg/cm2, Integral explosion proof junction box, محول الإشارات, penukar isyarat, преобразователь сигналов