Practical Control Solutions Pty Ltd

Power Electronics, Process Control, Instrumentation

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Conductivity

Quality handheld conductivity meters for measuring temperature, resistivity / conductivity, total dissolved salts (TDS) and temperature

GMH 5430 picture
GMH 5430 Water-proof conductivity handheld device, without electrode


Features:

  • Water-proof (device and plug-in connections)
  • Serial interface
  • Average filter
  • Silicone protection cover
  • Large double display
  • Background illumination


Applications:

  • Industry and craft
  • Measurements of waters and aquaristics
  • Fish farming
  • Drinking water monitoring, process control, soil measurements
  • Food production and control
  • Quality management
  • Additional laboratory applications: medicine, pharmacy, chemistry


Specifications:

Number of measuring ranges: 5
Connections:
- Electrode: 1x 7-pole bayonet socket (Conductivity and Temperature)
- Interface / ext. supply: 4-pole socket for serial interface and supply (with accessories: USB adapter USB 5100)
Display: two 4½-digit 7-segment displays (15 mm and 12 mm)

Brochurepdf logo Instruction manualpdf  logo
GMH 5450 picture
GMH 5450 Water-proof conductivity handheld device with analog output + data logger, without electrode


Features:

  • Water-proof (device and plug-in connections)
  • Serial interface
  • Analog output
  • Data logger
  • Average filter
  • Silicone protection cover
  • Large double display


Applications:

  • Industry and craft
  • Measurements of waters and aquaristics
  • Fish farming
  • Drinking water monitoring, process control, soil measurements
  • Food production and control
  • Quality management
  • Additional laboratory applications: medicine, pharmacy, chemistry


Specifications:
Number of measuring ranges: 5
Connections:
- Electrode: 1x 7-pole bayonet socket (Conductivity and Temperature)
- Interface / ext. supply: 4-pole socket for serial interface and supply (with accessories: USB adapter USB 5100)

Display: two 4½-digit 7-segment displays (15 mm and 12 mm)

Brochure Instruction manualpdf logopdf logo
GMH 3431 picture
GMH 3431 Conductivity measuring device incl. 2-pole measuring cell


Specifications:

Measuring ranges:
- Conductivity: 
-- 0,0 ... 200,0 µS/cm
-- 0 ... 2000 µS/cm
-- 0,00 ... 20,00 mS/cm
-- 0,0 ... 200,0 mS/cm
(Manual or AutoRange)
- Temperature: -5,0 ... +100,0°C
- Resistivity: 0,005 ... 100,0 kOhm * cm
- Salinity: 0,0 ... 70,0
- TDS: 0 ... 1999 mg/l
Accuracy: (±1 digit) (at nominal temperature = 25 °C):
- Conductivity: ±0,5 % v. MW ±0,3 % FS or ±2 µS/cm
- Temperature: ±0,2 % v. MW ±0,3 K
Temperature compensation: off or automatically (by temperature sensor integrated to electrode)
Measuring cell: 2-pole conductivity measuring cell; temperature sensor integrated in shaft.
Electrode material: graphite. The graphite electrodes are the optimum solution for sewage and can be cleaned easily.
Functions: Min-/max- value memory, Hold function, Auto-Off function, Battery change indicator, AutoRange, Salinity determination, TDS-determination (dry residue of filtrate)

GMH 3451 picture
GMH 3451 Conductivity measuring device incl. 4-pole measuring cell, with data logger


Specifications:

Measuring ranges:
- Conductivity: 
-- 0,0 ... 200,0 µS/cm
-- 0 ... 2000 µS/cm
-- 0,00 ... 20,00 mS/cm
-- 0,0 ... 200,0 mS/cm
(Manual or AutoRange)
- Temperature: -5,0 ... +100,0°C
- Resistivity: 0,005 ... 100,0 kOhm * cm
- Salinity: 0,0 ... 70,0
- TDS: 0 ... 1999 mg/l
Accuracy: (±1 digit) (at nominal temperature = 25 °C):
- Conductivity: ±0,5 % v. MW ±0,3 % FS or ±2 µS/cm
- Temperature: ±0,2 % v. MW ±0,3 K
Temperature compensation: off or automatically (by temperature sensor integrated to electrode)
Measuring cell: 4-pole conductivity measuring cell; temperature sensor integrated in shaft.
Electrode material: graphite. The graphite electrodes are the optimum solution for sewage and can be cleaned easily.
Functions: Min-/max- value memory, Hold function, Auto-Off function, Battery change indicator, AutoRange, Salinity determination, TDS-determination (dry residue of filtrate), Real-time clock, Analog output, Data logger, Min- / max- alarm, 4-pole measuring cell

Brochure Instruction manualpdf logopdf logo
GMH 5450-400 picture
GMH 5450-400 Handheld instrument incl. electrode LF 400, with data logger


All sets come preadjusted and ready for use. Case not included.

GMH 5450-425 picture
GMH 5450-425 Handheld instrument incl. electrode LF 425, with data logger


All sets come preadjusted and ready for use. Case not included.

GLF 100 picture
GLF 100 All-purpose conductivity measuring device with electrode


Features:


Measuring Ranges:

- Conductivity: 
-- 0 ... 2000 µS/cm
-- 0,00 ... 20,00 mS/cm
-- 0,0 ... 100,0 mS/cm
- TDS: 0 ... 2000 mg/l
- Salinity: 0,0 ... 50,0 g/kg
- Temperature: -10,0 ... 110,0 °C, switchable to °F
Accuracy:
Conductivity, TDS, Salinity:
± 0,5% of reading ± 0,5% full scale
- Temperature: ± 0,3 K
Temp. compensation: OFF or nLF (nonlinear temp.compensation) according to EN 27888
Cell Constant C: 0,800 ... 1,200, adjustable
Reference Temp.: 20°C or 25°C, alternatively
Working Temperature:
- Device: -25 ... +50°C
- Electrode: -5 ... +80°C (for a short time 100°C)
Battery: 9V-Block, Type 6F22 (in scope of supply)
Power Consumption: < 1,5 mA, approx. 200 operating hours
Display: approx. 11mm high, 4-digit LCD display with additional segments
Dimensions: Housing: 110 x 67 x 30 mm (L x W x H)
Mains Adaptor Socket: none
Serial Interface: none
Additional Features: BAT, Min-/Max-Value, Auto-Power-Off, Hold, Offset, Scale
Electrode:
- 2-pole graphite electrode with integrated temperature sensor, cell constant C=1,0, electrode material of special graphite, body material of PPO (Poly-Phenylen-Oxide)
- Dimensions: Ø12mm, 120mm long, cable length 1,2m

Included in Delivery: 1 device with electrode, calibration protocol, 1 battery, 1 operating manual

GLF 100 RW picture
GLF 100 RW Conductivity meter for ultra-pure water incl. conductivity electrode


Features:


Application:


Measuring Ranges:

- Conductivity:
-- 0 ... 2000 µS/cm
-- 0,00 ... 20,00 µS/cm
-- 0,0 ... 100,0 µS/cm
- Resistivity: 0,01 ... 20,00 MOhm * cm
- Temperature: -5,0 ... 80,0 °C, switchable to °F
Accuracy:
- Conductivity (typ): better ± 1,0% ± 0,5 % FS
- Temperature: ± 0,3 K
Temp. compensation:
- OFF: temperature compensation deactivated
- nLF: non-linear temperature compensation to EN 27888
- naCl: compensation for NaCl solutions to EN 60746-3
- LIN: linear temp. compensation with adjustable coefficient
Reference Temp.: 20°C or 25°C, alternatively
Working Temperature:
- Device: -25 ... +50°C
- Electrode: -5 ... +80°C

Battery: 9V-Block, Type 6F22 (in scope of supply)
Power Consumption: < 1,5 mA, approx. 200 operating hours
Display: approx. 11mm high, 4-digit LCD display 
Dimensions: Housing: 110 x 67 x 30 mm (L x W x H)
External Power Supply: none
Serial Interface: none
Additional Features: BAT, Min-/Max-Value, Auto-Power-Off, Hold, Offset, Scale
Electrode:
- Concentric 2-pole stainless steel electrode (1.4404, 1.4435) with integrated temperature sensor
- Dimensions: Ø12mm, 75mm long, cable length ca. 1m
Included in Delivery: 1 device with electrode, 1 battery, 1 operating manual

GMH 5430-400 picture
GMH 5430-400


All sets come preadjusted and ready for use. Case not included.

GMH 5430-425 picture
GMH 5430-425


All sets come preadjusted and ready for use. Case not included.