GfG's EC 23 transmitter for detecting toxic gases in ambient air is an inexpensive gas detection solution for use in a wide variety of today’s industrial applications. According to the company, transmitter features include: simple to use and extremely economical; robust aluminum housing is corrosion resistant and dust-tight; many sensors available, including three detection ranges for ammonia (NH3); linear 4 to 20 mA output signal; 18–24 VDC.

GfG Instrumentation Inc., 1194 Oak Valley Drive, Suite 20, Ann Arbor, MI 48108; 734-761-5168, 734-769-1888 (fax);;