Jenco ORP Transmitter/Controller W/1 ORP & 1 pH Input (pH Is Read Only) (ORP, Monitor pH, Reversible 4-20 mA, 1/4-Din Panel Mount)

6503 ORP Transmitter/Controller with 1 ORP & 1 pH Inputs, 1/4 DIN by Jenco1/4 DIN panel mount ORP controller/transmitter, microprocessor based, password protected with membrane keypad. LCD displays ORP or pH and temp. Meter has dual SPDT Hi/Lo relays, with programmable hysteresis and a reversible, isolated and programmable 4-20 mA output. Connectors are dual BNC for pH/ORP and spade lug type. ATC is 10K thermistor or simulation resistor. Power 115 / 230V AC