Yokogawa pH / ORP Converter PH450G-A-U/UM 100 to 240V Allis-Chalmers

Used in water treatment, chemical processing, pharmaceutical manufacturing, and other process industries, the Yokogawa EXAxt450 is a 4-wire pH and ORP (oxidation-reduction potential) converter designed for accurate liquid analysis in demanding environments. This unit carries model number PH450G with suffix A-U and /UM designation, indicating FM-approved configuration with universal mounting kit for panel or wall installation.

The nameplate confirms supply voltage of 100 to 240V AC at 50/60 Hz with a maximum draw of 15VA. Output is 4 to 20mA with HART communication (mA1: +HART). Ambient temperature range is rated at -20 to +55 degrees C. Style code is S2.36. Serial number 92V302190 with date code 2019.03 indicates manufacture in March 2019 at Yokogawa Electric Corporation, Tokyo, Japan.

Certifications visible on the nameplate include FM Approved for NI CL I, DIV 2, GPS ABCD T6 at ambient temperatures from -20 to +55 degrees C, CSA/US (file 172608), CE marking, and KCC-REM-YHQ-EEN257. The enclosure is Type 4X rated per the nameplate. The front panel displays the EXAxt450 branding with LCD display window. The bottom of the enclosure features multiple cable entry ports with plugs installed. A stainless steel mounting bracket is visible in the photos. This unit is discontinued by Yokogawa and is no longer available through standard distribution channels.

Stock # 0326-1151