STI-pH2 is a device with microprocessor, designed for precise рН and temperature measurement and indication by connecting to the pH transmitter pHEX-4.
• inputs: two – current (4 – 20) mA
• analog outputs: two galvanic separated
• relay outputs: four – two for each channel
• main indication: HIBRIGHT LED
• additional LED indicators for work mode monitoring and for technological high and low alarm values
• bargraph-display for each channel
• galvanic separated power supply