H2O Online Process Analyzer – XLE 105-2

H2O Monitoring Made Simple

Choose Texas Analytical Controls for reliable, economical H2O monitoring. With a unique H2O sensor cross interference, the TAC analyzer is your first choice for reliable H2O monitoring to protect pipelines from corrosion.

Easy to Operate and Maintain

The TAC analyzer outshines the competition when it comes to ease of operation and maintenance.

Sensors typically last 2 years and can be changed in just a few minutes.  No special tools are required.

Calibration is performed at the TAC factory prior to shipping.  Field calibration is not required.

Full Technical Support

You will find the analyzers are easy to maintain.  Technical support is available via phone or in person by one of our service technicians.

The display provides a Historical Trend of the H2O Readings for the previous hour

The display will read “Flow Fail.”  If the regulators and the flow meter(s) are not working properly and the sample line is obstructed.

The SD memory card is used to store Historical Calibration and Alarm Data.  Each analyzer has the ability to be given a Name or ID.  The selected ID name will also be displayed when downloading data from SD card to a spreadsheet.


Customer to specify a range and can be field programmable to alarm at any desired set point. Typical ranges:

  • H2O 0-10, 0-20 LBS (other ranges available)
Detection Method
  • H2O- Thermoset Polymer Sensor (Estimated life: 2 Years)

Field Calibration is not required

Communications Output

4-20 mA (Self Powered)


(See Customization Tab for other options)

Sample Input Pressure

Inlet 10+/-2 PSIG

Response Time

< 60 Seconds

Instrument Accuracy

+/-5% of the Full Scale

Instrument Repeatability

+/- 2%

Current Draw

< 1 A

Operating Temperature

-20°C to 50°C; -40°F to 122°F


6.3″ x 3.5″ x 2.4″



  • 0-10 LBS
  • 0-20 LBS

(Customer specifies desired range in PPM or %)

Communications Output
  • 4-20 Self Powered (Standard)
  • 4-20 Loop Powered
  • 1-5 VDC
  • Modbus via RTU (Standard)
  • Modbus via TCP/IP
Power Input
  • 12 VDC
  • 24 VDC
  • 110 VAC
  • Solar
Alarm Relays

Two Independent SPDT Relays for Low and High Alarm
Relays are set for FAIL SAFE

Alarm Setpoints, Latching, and Non Latching are PLC Programmable

Relay Ratings:

  • 2.5A @ 125v AC
  • 4.0A @ 24v DC
Alarm Delay

An Alarm Delay is PLC Programmable

The delay can be set for 0-90 minutes

Shut-In Valve

Pneumatic solenoid valve or relays to control your shut-in valve

  • NEMA 4X powder coated
    (Dimensions: 12” x 10” x 6” Weight: 20 pounds)
  • Explosion proof, suitable for Class 1, Division 1, Groups B, C, and D
    (Dimensions: 18” x 16” x 12” Weight: 45 pounds)
Application Worksheet Download