Endress+Hauser Liquid analysis

Measurement range

0.5 to 1 000 Ојg/l (ppb)

Process temperature

< 50 В°C (122 В°F)

Process pressure

max. 0.5 bar (7.25 psi)

Measuring method

TOC determination by UV digestion and measurement of the differential conductivity

Measurement range

0.5 to 1 000 Ојg/l (ppb)

Process temperature

< 50 В°C (122 В°F)

Process pressure

max. 0.5 bar (7.25 psi)

Measuring method

TOC determination by UV digestion and measurement of the differential conductivity

Total chlorine sensor

Measurement range

0,1 - 10ppm total chlorine; pH 6,5 - 9,5

Process temperature

5В°C - 45В°C

Process pressure

0bar - 3bar

Free chlorine sensor

Free chlorine sensor

Chlorine dioxide sensor

Chlorine dioxide sensor

Measurement range

Trace: 0 to 5 mg/l ClO2
Standard: 0 to 20 mg/l ClO2

Process temperature

0 to 55 В°C (32 to 130В°F), non-freezing

Process pressure

Max.1 bar (max. 14.5 psi)

Measuring method

Closed, membrane covered measuring cell
Reduction of chlordioxide at the cathode

Measurement range

Trace: 0 to 5 mg/l HOCl
Standard: 0 to 20 mg/l HOCl

Process temperature

+0 to 55 В°C (32 to 130В°F), non-freezing

Process pressure

1 bar (14.5 psi)

Measuring method

- Closed, membrane covered measuring cell
- Reduction of free chlorine at the cathode

Analog pH electrode for ORP measurement

Measurement range

pH 0-14

Process temperature

-15В°C ... 140В°C
(5В°F - 284В°F)

Process pressure

max. 13 bar
(188 psi)

Digital pH electrode for measuring ORP

Measurement range

pH 0 to 14

Process temperature

0 to 140 В°C (32 to 284 В°F)

Process pressure

1 to 14 bar (15 to 203 psi)

Analog pH electrode for ORP measurement

Measurement range

-1500 mV - +1500 mV

Process temperature

-15В°C - 135В°C

Process pressure

max. 16bar

Digital pH electrode for measuring ORP

Digital pH electrode for measuring ORP

Measurement range

-1500mV - +1500mV

Process temperature

-15В°C - 140В°C

Process pressure

max. 16bar

Analog pH electrode for ORP measurement

Measurement range

pH 0-14

Process temperature

max. 135В°C (274В°F)

Process pressure

max. 10bar (145psi)

Digital pH electrode for measuring ORP

Measurement range

pH 0 to 14

Process temperature

0 to 135 В°C (32 to 275 В°F)

Process pressure

1 to 11 bar abs (15 to 160 psi)

Analog pH electrode for ORP measurement

Measurement range

-1500 mV - +1500 mV

Process temperature

-15В°C - 130В°C

Process pressure

max. 8bar

Digital pH electrode for measuring ORP

Measurement range

-1500 mV - +1500 mV

Process temperature

-15В°C - 130В°C

Process pressure

max. 8bar

Measurement range

pH -2 to 14

Process temperature

0 to 140 В°C
(32 to 280 В°F)

Process pressure

0 to 7 bar abs
(0 to 101.5 psi)

Measurement range

pH 1 - 12

Process temperature

0 - 80 C (32 - 176 F)

Process pressure

1 - 4 bar abs (15 - 60 psi)

Cleaning injector for spray cleaning and retractable assemblies.

Free chlorine concentration sensor

Paper recorder z-fold paper 16m. Universal input, U,I,TC,RTD. Channel display + status display. Meas. value recording, analog.

Process temperature

max. 80В°C (176В°F)

Process pressure

For manual assembly operation : max 2bar (29psi)
Medium pressure : max. 10bar (145psi)

Unit for retractable assemblies in water & wastewater, food, paper and primaries.

Retractable assembly for measuring pH and ORP

Process temperature

-15 to 130 В°C (5 to 266 В°F)

Process pressure

Max. 12 bar at 100 В°C (175 psi at 212 В°F)

Retractable assembly for measuring pH and ORP

Process temperature

0 to 140 В°C (32 to 284 В°F)

Process pressure

0 to max. 4 bar (0 to max. 58 psi) overpressure for manual actuation
0 to 10 bar (0 to 145 psi) overpressure for pneumatic actuation

Retractable assembly for measuring pH and ORP

Process temperature

PA pressure cylinder (manually only):
Max. 80 В°C (176 В°F)
Stainless steel pressure cylinder: up to 100В°C (212 В°F) with continuous operation up to 6 bar (87 psi)

Process pressure

PA pressure cylinder: Max. 6 bar (87 psi)
Stainless steel pressure cylinder: Max. 10 bar (145 psi)
Pneumatic outlet safety seal:
6 bar at 100 В°C (87 psi at 212 В°F)

Retractable assembly for measuring pH and ORP

Process temperature

PA version: max. 80 В°C (max. 176 В°F)
Stainless steel pressure cylinder: max. 120 В°C (248 В°F)

Process pressure

PA pressure cylinder: max. 6 bar (87 psi)
Stainless steel pressure cylinder: max. 10 bar (145 psi) at 40 В°C (104 В°F)

Process temperature

-10 to 140 В°C (14 to 284 В°F) for all materials except PVDF and conductive PVDF
-10 to 100 / 90 В°C (14 to 212 / 194 В°F) for PVDF and conductive PVDF materials

Process pressure

Stainless steel, Alloy C22, PEEK:
16 bar up to 140 В°C (232 psi up to 284 В°F)
PVDF, conductive PVDF:
Basic version: 16 bar up to 100 В°C (232 psi up to 212 В°F)
Immersion chamber version:
4 bar to 90 В°C (58 psi up to 194 В°F)