Products and equipment > Water management > Metos
EC & pH INTERFACE BOX
The EC500PH EC & pH Interface box is a measuring device with display in IP65 Box to be integrated into any iMETOS sensor chain interface for continuous EC & pH measurements in water. It is compatible with the majority of industry standard EC & pH sensors. The actual reading can be seen on the display. With the built in calibration mode, all sensor readings can be calibrated and checked from time to time.
| SENSOR | EC & pH INTERFACE BOX WITH DISPLAY IN IP65 BOX |
| Part No. | EC500PH |
Connection Possibilities
• 1 EC Sensor (Part.no. EC501)
• 1 pH Sensor (Part.no. PH501)
TECHNICAL SPECIFICATIONS
| General Information | Display shows actual data by pressing the button. It works with iMETOS 3.3 and ECO D3 |
| Cable length | 5 m standard, custom cable lengths available upon request |
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ELECTRICAL CONDUCTIVITY
PESSL INSTRUMENTS ELECTRICAL CONDUCTIVITY
The conductivity sensor provides a complete self contained measurement. The sensor utilizes a reliable and robust sensor for conductivity measurement and a thermistor for temperature measurement. The sensor is ideal for hydrographical and environmental water monitoring, in agriculture and industrial applications. The durable design ensures suitability for the harshest environment applications.
| SENSOR | PESSL INSTRUMENTS ELECTRICAL CONDUCTIVITY |
| Part No. | EC501 |
TECHNICAL SPECIFICATIONS
| Range | 0.1 µS/m – 1000 mS/cm |
| Resolution | 0.1 µS/cm |
| Temperature compensation | Automatic |
| Probe Material | PP |
| Probe diameter | 12 mm |
| Min. immersion | 40 mm |
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pH SENSOR
PESSL INSTRUMENTS pH SENSOR
The pH sensor is a reliable and cost-effective sensor for measuring the pH value of various aqueous solutions. The pH scale covers values between 0 and 14.
Acids have pH values between 0 and 6; caustic solutions have pH values between 8 and 14. Value 7 is neutral.
| SENSOR | PESSL INSTRUMENTS pH SENSOR |
| Part No. | PH501 |
TECHNICAL SPECIFICATIONS
| Range | pH 0.00 to 14.00 |
| Resolution | 0.001 pH |
| Accuracy | ±2% F.S. |
| Temperature deviation | 3 % (range 5 °C to 30 °C) |
| pH probe | Up to 7 bar, 3 m cable, 2-ring-flow-through |
| pH calibration | 2-point with automatic buffer (recognition pH 4.0 and pH 7.0) |
| Probe material | Glass |
| Probe diameter | 12 mm |
| Minimum immersion | 35 mm |
| Operating temperature range | 15 °C to 60 °C |
| Response time | ≤ 90 s |
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PRESSURE SWITCH
PESSL INSTRUMENTS PRESSURE SWITCH
Simple and robust design makes pressure switch suitable for use with compressed air, hydraulic oil, oil emulsions and water. Detection threshold is 1 bar and switch off is at 0.5 bar (other values on demand). The main purpose of this sensor is to control/check the performance of the irrigation system.
| SENSOR | PESSL INSTRUMENTS PRESSURE SWITCH |
| Part No. | PS-1BAR |
TECHNICAL SPECIFICATIONS
| Material | Zinc-plated steel (G 1/4″) |
| Switching function | Open contact, closed contact, changeover |
| Media | Water, compressed air, hydraulic oil, oil emulsion |
| Maximum medium temperature | +85 °C |
| Adjustment ranges | 1 to 10 bar (1.4-14 psi), 0-1 bar |
| Switching frequency | max. 200 /min |
| Switching pressure difference | 10 to 15 % |
| Switching voltage | Open contact/closed contact 42V max. 2A; Changeover 250 V max. 2A |
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WATER COUNTER
PESSL INSTRUMENTS WATER COUNTER INTERFACES
These interfaces support most of the water meters used in irrigation with a pulse output.
Applications: Irrigation management, irrigation consulting, smart irrigation, irrigation tractability and book keeping, alarms and supervision. Used widely in open field crops, hydroponics and greenhouse.
| SENSOR | PESSL INSTRUMENTS WATER COUNTER INTERFACES |
| Part No. | SW1000 SW1010 |
TECHNICAL SPECIFICATIONS
| Resolution | 0.1 / 1 / 10 / 100 / 1000 liters per pulse |
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PIPE PRESSURE
PESSL INSTRUMENTS PIPE PRESSURE
This sensor enables continuous monitoring of the pressure in irrigation pipes (main pipe or sector pipes) and is available for ranges from 2 to 10 Bar, so it can be used in all types of irrigation systems (drip irrigation, sprinkler, hydroponics …). It is easy to install under supervision of your irrigation system installer. The main body and the diaphragm of the ceramic thick-film sensor are made of a corrosion-resistant ceramic.
Applications: Irrigation monitoring and supervision, identification of pressure loss in the installation.
| SENSOR | PESSL INSTRUMENTS PIPE PRESSURE |
| Part No. | WPS |
TECHNICAL SPECIFICATIONS
| Range | 0 to 10 m of water column (other on request) |
| Resolution | 10 mbar |
| Accuracy | 0.3 % |
| Operating temperature range | 0 °C to 50 °C |
| Storage temperature range | -20 °C to 80 °C |
| Weight | 300 g (including cable) |
| Housing | pom |
| Diaphragm | Ceramic |
| Cable sheath | Shielded PVC |
| Output signal | Serial (RS485) |
| Support | PI-BUS only at the end of the chain |
| Dimensions gauge shaft | 90 x 20 mm (height x diameter) |
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WATER LEVEL SENSOR
PESSL INSTRUMENTS WATER LEVEL SENSOR
The Water level sensor is an accurate and cost effective submersible water level sensor that can be connected to iMETOS stations with the precision of 3 mm within the measurement ranges. Sensor has an integrated barometric sensor module to increase precision. Pressure (Measuring) ranges: 0 mWC up to 5 mWC (other distances on request). Special cable is also available.
Applications: Depth or level measurement in wells and open waters (rivers and lakes) and ground water level measurement.
| SENSOR | PESSL INSTRUMENTS WATER LEVEL SENSOR OR TANK LEVEL SENSOR |
| Part No. | LMP306/15M / LMP305/25M |
TECHNICAL SPECIFICATIONS
| Accuracy according to IEC 60770 | Limit point adjustment (nonlinearity, hysteresis and repeatability) within ±3 % within the measurement ranges |
| Response time | ~ 5 ms |
| Range | 0 to 20 m of water column (other on request) |
| Resolution | 1 mm |
| Accuracy | 0.5 % of maximum water level |
| Operating temperature range | 0 °C to 50 °C |
| Storage temperature range | -20 °C to 80 °C |
| Weight | 1.1 kg (including cable) |
| Housing | Stainless steel 1.4301 |
| Diaphragm | Ceramic |
| Seals | FKM |
| Cable sheath | Shielded PVC |
| Output signal | Serial (RS485) |
| Support | PI-BUS only at the end of the chain |
| Dimensions gauge shaft | 90 x 20 mm (height x diameter) |
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