Process Analyzers

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pH / ORP Transmitter with HART Interface HBM-165H(2-wire) HART communication protocol interface with a 2-wire, 24 VDC circuit Available for both pH and ORP measurements Diecast aluminum enclosure, digital display and a wide range of other useful features One-touch auto calibration Self-diagnostic function Meas. range -1.00 - 15.00 ORP -2000 - 2000 mV

Industrial ORP Transmitter HDM-137A(2-wire)/HDM-138A(4-wire) Easy-to-use ORP analyzer for field installation in a compact and rigid aluminum enclosure Automatic check done with standard solution Auto-detection of electrode deterioration Alterable output range Automated self-diagnosis of fault (burn-out output) Meas. range -2000 - +2000mV

Industrial pH Transmitter HDM-135A(2-wire)/HDM-136A(4-wire) Easy-to-use pH analyzer for field installation in a compact and rigid aluminum enclosure Easier calibration done with standard solution Auto determination of electrode deterioration Alterable output range Automated self-diagnosis of fault (burn-out output) Meas. range -1 - 14