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Meters, Timers & Instruments: pH, EC, PPM & TDS Testers: pH, EC, PPM & TDS Meters, Monitors, Testers, Pens & Test Kits for Water & Soil

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Viendo del 1 al 20 (de 347 productos) Páginas de Resultados:  1  2  3  4  5  6  7  8  9  10  11  12  13  14  15  16  17  18  [Siguiente >>] 
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 24-7 Nutrient Monitor Power Adapter      24-7 Nutrient Monitor Power Adapter 
This item is the replacement power adapter for the 24-7 Nutrient Monitor.The 24–7 Nutrient Meter from Control Wizard Products is a great all around meter for nutrient applications needing constant monitoring. It measures PPM, pH and Temperature and with its large illuminated display it is easy to read from a distance. Calibration screws are conveniently located on the front for eas... — Ships from Portland, Oregon USA...more.
 CW507   $18.40 
 24-7 Nutrient Monitor Replacement PPM Probe   Control Wizard   24-7 Nutrient Monitor Replacement PPM Probe 
24-7 Nutrient Monitor Replacement PPM ProbeThis item is the replacement PPM probe for the 24-7 Nutrient Monitor.The 24–7 Nutrient Meter from Control Wizard Products is a great all around meter for nutrient applications needing constant monitoring. It measures PPM, pH and Temperature and with its large illuminated display it is easy to read from a distance. Calibration screws are co... — Ships from Portland, Oregon USA...more.
 CW506   $36.90 
 24-7 Nutrient Monitor.   Control Wizard   24-7 Nutrient Monitor. 
The 24–7 Nutrient Monitor from Control Wizard Products is a great all around meter for nutrient applications needing constant monitoring. It measures PPM, pH and Temperature and with its large illuminated display it is easy to read from a distance. Calibration screws are conveniently located on the front for easy access. Control Wizard has priced the new 24-7 Nutrient Monitor to ha... — Ships from Portland, Oregon USA...more.
 CW511   $147.60 
 24-7 PPM Replacement Probe   Sun System / Sunlight Supply   24-7 PPM Replacement Probe 
24-7 Nutrient Monitor24-7 PPM Replacement Probe (716579)A great all around meter for nutrient applications needing constant monitoring. It measures PPM, pH and Temperature. Its large illuminated green LCD display allows easy reading from a distance. Both pH and PPM are temperature compensated for accurate readings. The electrodes are replaceable at a relatively low price. Calibrati... — Ships from Ontario, CA, Samoa, CA, Livermore, CA, Vancouver, WA, Denver, CO, Detriot, MI, Nashville, TN, York, PA, and/or Pompano Beach, FL USA...more.
 716579   $43.14 
 Accurate pH 1.   Control Wizard   Accurate pH 1. 
This is the Accurate pH 1. The Accurate pH 1 meter has clearly been manufactured to compete in the market place for entry-level growers. Control Wizard should do well against competitor models, as this meter is stylish, gives solid readings and has a good feel in the hand. It has a two-point calibration process that is easy to do and takes little time. This meter reads in pH points... Note: Calibration Buffer Solutions are available separately. — Ships from Portland, Oregon USA...more.
 CW500   $29.52 
 Accurate pH 2.   Control Wizard   Accurate pH 2. 
This is the Accurate pH 2. This meter is a step up from Control Wizard Products' Accurate pH 1 meter with readings that show pH in whole and tenths of a pH point. It has a two-point calibration process that is easy to do and takes little time. This calibration process requires the pH 4.0 and pH 7.0 calibration solutions (Sold Separately).It has a temperature compensation feature an... Note: Calibration Buffer Solutions are available separately. — Ships from Portland, Oregon USA...more.
 CW502   $38.29 
 Accurate pH 3 Replacement Probe.   Control Wizard   Accurate pH 3 Replacement Probe. 
Replacement probe for Control Wizard Products pH 3.... Note: Calibration Buffer Solutions are available separately. — Ships from Portland, Oregon USA...more.
 CW504   $25.58 
 Accurate pH 3.   Control Wizard   Accurate pH 3. 
This is the Accurate pH 3. This waterproof meter is a step up from Control Wizard Products' Accurate pH 2 meter. It's readings are shown in whole, tenths and hundredths of a pH point.It has a one-point calibration process for fast and accurate tests. This process requires the pH 7.0 calibration solution (sold separately).The electrode (CW504) is easily replaceable by the consumer a... Note: Calibration Buffer Solutions are available separately. — Ships from Portland, Oregon USA...more.
 CW503   $64.95 
 Accurate pH 4      Accurate pH 4 
This meter utilizes the same body and electronics as the CWP Instruments Accurate pH 3 but has the added advantage of a larger corded electrode. The larger electrode enhances the meters electronic circuitry making it not only very accurate but also it has very stable readings.The 30 inches long corded electrode allows the user to test a large body of solution without the chance of ... Note: Calibration Buffer Solutions are available separately. — Ships from Portland, Oregon USA...more.
 CW495   $73.75 
 Accurate pH 4 Probe      Accurate pH 4 Probe 
This is the replaceable probe for the Accurate pH 4. The cord is 30 inches long.... Note: Calibration Buffer Solutions are available separately. — Ships from Portland, Oregon USA...more.
 CW496   $33.41 
 Accurate pH 5   Control Wizard   Accurate pH 5 
This rugged fixed electrode pH meter fits nicely in the hand and has upgraded electronics for fast and stable readings even when near electromagnetic fields. The 2 point (pH 4 and pH 7) calibration screws are located on the back and in the battery compartment. The meter has an auto OFF function and power saver circuitry for reliable readings time after time. It uses four 1.5 volt b... Note: Calibration Buffer Solutions are available separately. — Ships from Portland, Oregon USA...more.
 CW497   $58.99 
 Accurate pH 7.   Control Wizard   Accurate pH 7. 
Control Wizard Products is now introducing its Accurate pH 7 pH-moisture meter for soil growers. Until now, soil growers with the need to keep careful tabs on the pH of their soil have had to rely on either cheap and hokey junk meters or meters that are very expense and hard to get. This new meter is the best of both worlds. It is relatively inexpensive and is manufactured to high ... Note: Calibration Buffer Solutions are available separately. — Ships from Portland, Oregon USA...more.
 CW520   $47.97 
 Accurate pH 8.      Accurate pH 8. 
Accurate pH 8Professional pH and Moisture Meter with 12” Probe.Now You can check soil pH at multiple depths!! The probe is 12” long for extra large planters.Operation is simple. Clean the electrodes and place the meter into the soil. A pH reading is automatically displayed. Press the white button and a moisture reading is displayed. Clean the electrodes before each use. It works by... Note: Calibration Buffer Solutions are available separately. — Ships from Portland, Oregon USA...more.
 CW525   $55.35 
 Accurate pH 9   Control Wizard   Accurate pH 9 
This continuous pH monitor is rugged in design and function. The meter displays both pH and temperature and is unaffected by electromagnetic fields from pumps located in reservoirs. It has a tested back lit LCD display and that is bright enough to easily see but not strong enough to cause problems with flowering plants. It has both, a temperature and pH electrode for superior accur... Note: Calibration Buffer Solutions are available separately. — Ships from Portland, Oregon USA...more.
 CW499   $105.24 
 Accurate PPM 2.5   Control Wizard   Accurate PPM 2.5 
The Accurate PPM 2.5™ is CWP Instruments™ PPM meter for the hydroponic gardener. The Accurate PPM 2.5™ is a rugged, hand-held conductivity meter that reads in parts per million. This meter has rock solid features found on other brands costing 2-3 times more. CWP Instruments’™ engineers placed an emphasis on the Accurate PPM 2.5’s™ microchip and board and give it unsurpassed reli... — Ships from Portland, Oregon USA...more.
 CW508   $38.29 
 Accurate PPM 3.5.   Control Wizard   Accurate PPM 3.5. 
Control Wizard Products' Accurate PPM 3.5Control Wizard Products is introducing a new line of waterproof hand held meters to the gardening industry. This meter uses a one step calibration procedure to for fast and accurate PPM readings. It uses the Control Wizard Products 1382 ppm calibration solution. The electrode is not replaceable, as it will give years of reliable service. It ... — Ships from Portland, Oregon USA...more.
 CW509   $47.97 
 Accurate PPM 5   Control Wizard   Accurate PPM 5 
This is the match to the Accurate pH 5.0. It has a fixed electrode and fits the hand well. Upgraded electronics allow the meter to be used near electromagnetic fields with little if any interference. It displays a stable and accurate reading time after time with power saver circuitry and an auto OFF function. A one point calibration screw is located on the back of the meter and use... — Ships from Portland, Oregon USA...more.
 CW513   $58.99 
 Accurate PPM 9   Control Wizard   Accurate PPM 9 
This continuous PPM monitor is rugged in design and function. The meter displays both PPM and temperature and is unaffected by electromagnetic fields from pumps located in reservoirs. It has a tested back lit LCD display and that is bright enough to easily see but not strong enough to cause problems with flowering plants. It has both, a temperature and PPM electrode for superior ac... — Ships from Portland, Oregon USA...more.
 CW514   $105.24 
 Active Air 2-Way Meter (12/case)   HydroFarm   Active Air 2-Way Meter (12/case) 
Active Air 2-Way Meter (12/case) (eco-2373)2-Way Moisture/pH Meter Active Air™ Environment Meters Gardeners can conveniently test their moisture, and pH levels with the handy ActiveAir 2-Way Meter. Moisture readings register on a scale of 0 (dry) to 10 (moist), and pH readings between pH 0 (acidic) and pH 10 (basic) are represented. The durable, easy-to-read tester is suita... This item is sold individually. — Ships from Seattle, Washington USA...more.
 eco-2373   $4.90 
 Active Air 3-Way Meter (12/case)   HydroFarm   Active Air 3-Way Meter (12/case) 
Active Air 3-Way Meter (12/case) (eco-2374)ActiveAir 3 - Way Meter Active Air™ Environment Meters Gardeners can conveniently test their moisture, light, and pH levels with the handy ActiveAir 3-Way Meter. Moisture readings register on a scale of 0 (dry) to 10 (moist), light readings range from 0 (low light) to 2000 (very strong light), and pH readings between pH 0 (acidic)... This item is sold individually. — Ships from Seattle, Washington USA...more.
 eco-2374   $6.13 
Viendo del 1 al 20 (de 347 productos) Páginas de Resultados:  1  2  3  4  5  6  7  8  9  10  11  12  13  14  15  16  17  18  [Siguiente >>] 
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