pH Electrode Transmitters

For those that need to connect their pH electrode to a programmable logic controller (PLC), data logger, or any other 4-20mA device, Sensorex is pleased to offer a variety of pH transmitters. Some features include single and dual 4 - 20mA outputs, relay contacts, AC and DC powered units, and optional RS485.

Sensorex TX3000 pH/ORP Transmitter (Display, Isolated)

The best choice for line powered 1/2 DIN size is our new TX3000 AC powered pH/ORP transmitter. It features a local display for real time measurements and an intuitive menu structure. Packed with powerful features, this unit offers an array of user selectable options including adjustable relay contacts, dual 4 - 20mA outputs (one for temperature), optional RS485 and a host of additional features.   To learn more, Download specs:

Sensorex TX2000 pH/ORP Transmitter (Display, Isolated)

The best choice for line powered 1/4 DIN size is our new TX2000 AC powered pH/ORP transmitter. It features a local display for real time measurements and an intuitive menu structure. Packed with powerful features, this unit offers an array of user selectable options including adjustable relay contacts, dual 4 - 20mA outputs (one for temperature), optional RS485 and a host of additional features.   To learn more, Download specs:

Sensorex TX100 pH/ORP Transmitter (2-Wire, Display, Isolated)

The TX100 two-wire pH/ORP transmitter features a local display for real time measurements and aids in calibration. Packed with powerful features, this unit features an array of user selectable options as well as input to output isolation and a multitude of mounting options—all for a fabulous price slightly more than the PHMA. Units require 12-36VDC power. To learn more, Download specs:

Sensorex PHMA pH Transmitter (2-Wire, Blind, Non-Isolated)

The low cost PHMA is a blind (no display) 4-20mA pH transmitter with no electrical isolation. To learn more, Download specs: