Reviews Power Calibration

Mcbazel Surecom SW-33 Plus 100W 125-525 MHz Mini Digital VHF UHF Two-Way Radio Handheld Power & SWR Meter

  • - V.S.W.R. Forward power direct digital readout, without any calibration..
  • - V.S.W.R. REW power direct digital readout, without any calibration..
  • - Maximum measurable power range up to 100W..
  • - NOTE: NOT for the DMR digital radio. Please use correct dummy load. High power will damage the dummy load. Kind read the manual carefully before use..
Check Stock

Digital Combo pH & Temperature Meter, Aquarium Thermometer pH Monitor with Automatic Calibration Function for Fish Tank Hydroponics Aquaculture Laboratory

  • FEATURES: Large screen monitor with smart backlight which allows you to read easily even in dark sorroundings. pH and Temperature display with low battery indicator and the unit operates power saving mode..
  • Multi-points Calibration: Up to 3 Points PH calibration (pH 7.0 / pH 4.01 / pH 10.01). It has advance one touch calibration function with automatic buffer recognition to avoid errors..
  • ATC (Automatic Temperature Compensation): The monitor has ATC function so it will decrease the error of PH readings caused by the fluctuation of water temperature..
  • HIGHLY ACCURATE MEASUREMENT: It has separate probe. When taking a measurement, simply place your probes into the solution and and then the accurate readings will be displayed on screen..
  • POWER SOURCE: The monitor is operated with 4 x AA Alkaline Battery. It will go into power saving mode after around 5 minutes. In this way, it can provide battery life time for at least 3 months..
Check Stock

Karl Fischer Titrator Auto MICROPROCESSOR Titrimeter Moisture Tester

  • range: -2.00 to 14.00 pH, 32 to 122˚F (0 to 50˚C).
  • Auto. Power-Off: 8 minutes without operation.
  • Easy 1-3 points auto. calibration, recognizes 5 types of solutions (1.68, 4.00, 7.00, 10.01, 12.46).
  • Auto Temp. Compensation (ATC) ensures accuracy in various temperatures (32-122˚F).
  • High quality replaceable glass pH probe, suitable for regular water solutions e.g. pools&spas, hydroponics, environmental monitoring, cooling towers, beverage, etc..
  • Large LCD with 3 backlit colors (indicating different modes), dual display of temp./pH, and reminders of completed calibrations and stable readings.
  • COMPLETE KIT with READY-TO-USE calibration solutions, calibration bottles, storage solutions, AAA batteries, and a lanyard all in a rugged portable case.
Check Stock

Digital Micron Vacuum Gauge - BELEY HVAC Vacuum Test Gauge with 13 Units Electronic High-Precision Negative Pressure Gauge of 7/16 -20UNF Interface 1/4 SAE

  • ... work in dim light environment. The vacuum gauge has a built-in buzzer, which can be custom set to achieve a reminder alarm. At the same time the design of the rubber handle, it has a good sense of comfort, but also not easy to slip off. Automatic shut-off for 10 minutes of unoccupied use can help you save power..
  • 4 CALIBRATION MODES: This Negative Pressure gauge in the normal mode, long press the "HOLD button" to enter the calibration mode. Then you can use the "DIF key" to switch the calibration mode, which are: atmospheric calibration, vacuum calibration, custom calibration, and restore the factory calibration value..
  • 2 WORKING MODES:This digital HVAC micron gauge has normal mode and monitoring mode. The default mode is normal mode, short press "DIF key" to enter monitoring mode. In monitoring mode, you can set timer and other operations. The item box contains 1* vacuum gauge (without battery), 2* extension connector. BELEY provides you with 1 year warranty and 24 hours customer service..
Check Stock

Gram Scale, Mafiti Kitchen Scale Digital Weight Mini Grams Jewelry Scale 3000gx0.5g with LCD Display Stainless Steel for Cooking Baking Jewelry Weight Postal (Battery no Include) 1Pack

  • 【Mini Size】 - Please NOTE there are 3 transparent plastic case covered the scale need to be removed before use, and the compact size makes it smaller than our books, takes up minimal space on your kitchen..
  • 【Fashion Design】 - plastic frame ABS and stainless steel plate make the scale durable and lightly. LCD display with blue back-lit make sure you can see clearly in the dark..
  • 【Smart Indication】 - this Digital Kitchen Scale equipped with high sensitivity gravity sensor, also can alert users for low battery power, overload, and uneven surface placement..
  • 【Muti-Function】 - four single operate buttons, POWER/ MODE/ TARE/ PCS to make it easily operate and wide weigh range grams, with units between g, oz, ozt, dwt, ct, gn. (NOTICE: When the scale is inaccurate, to calibrate method as below: Press and hold M to enter calibration, press M again to get into calibration mass, then press T to cycle through calibration masses. While mass value is still flashing, add weight and press M again and it will say PASS and calibration is done).
  • 【Mafiti Guarantee】 - 31 days money back and Replace instead repair, lifetime customer sale after service. Any problem feel free to contact us..
Check Stock

Apera Instruments SX811-SS Portable pH Meter for Food and Dairy Products, Equipped with Swiss LanSen Food-Grade Stainless Steel Spear Probe, Anti-Contamination

  • Equipped with SWISS LabSen Spear Electrode, designed for professional food/semi-solids pH measurement, hard to be contaminated and maintenance-free.
  • ACCURATE MEASUREMENT: Accuracy: 0. 01 pH, Range: -2. 00-19. 99 pH, ATC, Auto Calibration, Advanced digital processing technology brings about QUICK response & STABLE reading, supports stable reading/auto-hold display mode.
  • INTELLIGENT FUNCTIONS: Self-Diagnosis of out-of-range value and electrode invalidation, calibration reminders, calibration date checking, easy parameter setting.
  • Data Processing: GLP standard data management, 500 data sets of storage, manual/auto timing storage, USB charging and data output, data protection in case of power outage.
  • RELIABLE Structure Design: White backlit large LCD, foldable stand allows use as a benchtop, soft silicon case gives you a comfortable grip, IP57 waterproof, battery and/or USB power supply.
Check Stock

VIVOSUN 3-in-1 Digital pH Meter with ATC, ±0.1 pH Accuracy Water Quality Tester, 0-14.0 pH Measurement Range for Hydroponics, Household Drinking, Pool and Aquarium

  • 【Value Combo Set】3 in 1 TDS & EC & temperature (blue)+ digital LCD pH meter (yellow). Products are protected by packing box which is easy to carry and store indoors..
  • 【Automatic shutdown function】The meter is equipped with automatic shutdown function, it will automatic shut off if there a period of time inactive to help you save on battery power..
  • 【Accurate reliable & low power consumption】Ruolan digital tester with Big Backlit LCD, which is high-definition screens can quickly read the data and built-in intelligent detection system and sensitive sensor to ensure the accuracy of the numerical. Our products are designed with low power consumption of separated electronic bin, products use two button batteries, which is used for a long time and easy to replace..
  • 【Family Essentials】As a tool to improve the quality of life. Can be used to test drinking water, swimming pools, PH balance in aquarium, RO system, spa or hydroponics. Basically all the environments that need to test PH value can use this tester to get accurate data..
  • 【How to use calibration】Press CAL for 5 seconds to enter the calibration mode, press in turn to select the powders corresponding to 6.86, 4, and 9.18 to complete the calibration..
Check Stock

Frankford Arsenal Platinum Series Precision Scale with LCD Display Auto Shut-Off Case for Accurate Measurements Reloading

  • ACCURACY: 2 calibration weights for 3-point calibration and measures in grains, grams, ounces and carats and features a stability indicator with a....
  • EASE OF USE: Runs off 110V, 220V or 4 AAA batteries (included) with an auto shut-off after 180 seconds and a large easy to read back lit display and....
  • VERSATILITY: Features podium indentations to easily index arrow shafts and can measure in tare function.
  • INCLUDES: Scale, calibration weights, metal powder pan, clear protective cover, storage case, 110V power supply and 220V adaptor.
Check Stock

Pen Type Salinity & Temperature Meter ATC NaCl Salt Water Quality Tester for Saltwater Aquarium Hydroponics Food

  • MEASURING RANGE: 0~9999 ppm or 10.0ppt~100.0ppt or 0.0%~10.0% or 0.950~1.080 (S.G.) based on NaCl with ±%F.S ±1 digit / ±0.5°C Accuracy.
  • DISPLAY: Dual Temperature and Salinity in four measurement units (ppm, ppt, %, S.G) / 30 x 18mm LCD Size.
  • APPLICATION: Salinity measurement in fish pond, tank, aquariums, laboratories, food processing, hydroponics, Aquaculture, and other water monitoring facilities..
  • FEATURES: Waterproof IP65 / One touch calibration / Auto power off and Non-Sleep mode disable / Multi points calibration.
  • POWER SUPPLY / SENSOR : 4 x LR44 button batteries.
Check Stock

NAGAOKA JN-P200 MP-200(H) Cartridge Replacement Stylus

  • Help you adjust the stylus force of your Record Player, keep the record machine's good performance..
  • High precision and accurate. Precision: ±0.01g. Capacity: 0-5.00g..
  • LCD display with blue backlight, easily and clearly reading..
  • Tare function, Automatic calibration and turn-off..
  • Power: 2 X 1.5V cell (Included), cone with one 5g calibration weight for Free..
Check Stock

Portable Turbidimeter Turbidity Meter Kit Turbidity Tester with Vials Range 0~1100 NTU/FNU 0~275 EBC 0~9999 ASBC

  • ★Easy-to-use portable turbidity meter comes with a standard carrying case. 2 to 5 points push-button calibration using the Formazin Standards..
  • ★Selectable 4 turbidity units, including the NTU, FNU, EBC and ASBC. Single measurement mode automatically recognizes and holds the stable reading..
  • ★Continuous measurement mode can be used for indexing or matching the sample vials. Auto-Power Off effectively conserves battery life..
  • ★Setup menu allows setting the 7 parameters, including the number of calibration points, resolution, date and time, etc. Reset feature automatically resumes all settings back to factory default options..
  • ★Expanded memory stores and recalls up to 100 data sets. Stored data can be transferred into computer by USB communication interface. Multi-mode power scheme (battery, power adapter or USB port) ensures that use the meter smoothly..
Check Stock

DORHEA 5PCS DHT22 AM2302 Digital Temperature and Humidity Sensor, AM2302 Temp Humidity Monitor Sensor Replace SHT15 SHT11 for Raspberry Pi

  • DHT22 main chip is AM2302 high sensitive temperature humidity sensor. Single-bus digital signal output, bidirectional serial data..
  • 4 Pins Sequence Number: Pin1-VDD(Power 3.3V-5.5V).
  • Pin2-SDA, serial data interface, two-way interface.
  • The DHT22 is a reliable sensor for determining temperature and humidity. The output is serial as a digital bit sequence.The sensor is ideal to monitor the room climate or to build a weather station..
  • Each AM2302 sensor is calibrated in a very accurate humidity calibration room. The calibration coefficients are stored in OTP memory in the form of programs that the calibration coefficients are invoked within the sensor during signal processing..
  • Single-wire serial interface, the system integration becomes simple and quick. Ultra-small size, low power consumption, signal transmission distance up to 20 meters, making it the best choice for all kinds of applications and even the most demanding applications. Products are 4-pin single row pin package, easy to connect..
Check Stock

Traceable Excursion-Trac™ Data Logging Thermometer with Calibration; 1 Bottle Probe

  • ...uration. The TL2-A is two thermometers in one instrument, with two channels allowing simultaneous temperature measurement in different locations. The TL2-A is well suited for establishing temperature traceability in equipment that requires high accuracy. The TL2-A is also perfect for metrology applications and as a calibration reference thermometer..
  • The TL2-A can be ordered with sensors included or the user can provide their own sensors. Sensor coefficients can be entered from a PC making it easy to change from a daily use RTD to a SPRT including user selectable choice of ITS-90 or Callandar-Van Dusen equations. Units come with 5 point resistance calibration from 20 to 425 ohms. With available PRT(s) ThermoProbe can provide a temperature reference system. Standard sensors are 100Ω wire-wound platinum RTDs in a stainless steel ¼” sheath 13.
  • The intuitive user interface allows easy configuration of temperature units, display resolution and a relay output. Minimum, maximum and average temperatures are automatically stored to memory for later reference. The interface allows viewing of Highest, Lowest and Average Readings, Zero Offset adjustment for sensor drift and readings in C, F, K and Ohms. The versatile data logging feature can be used to s....
Check Stock