The WPH Series
on-line process controllers are microprocessor-based with an easy to use menu format. The WPH series is available with either on/off mechanical relay outputs or direct pulse proportional control for metering pumps.
Four control outputs (on/off and/or proportional), pH or ORP measurement, probe wash feature, auto buffer recognition, calibration reminder, optional 4-20mA output, lockout password protected, self diagnostics and the WPH meets UL, CSA & CE certification.
Mayer Associates, 2614 Charney Road, Cleveland, OH 44118-4405. Tel: 216-321-7098; Fax: 216-321-8816.