8685 AZ
pH Tester
Features
AZ 8685 Portable pH & Temperature Tester with ATC and Easy Calibration pen is developed under high-quality manufacturing processes to ensure reliability and safety:
ISO 9001 Facility: Manufactured in an ISO 9001 certified environment.
CE EN 61326-1: Designed and tested to meet European EMC safety standards.
RoHS & REACH Compliant: We provide a Manufacturer’s Self Declaration, ensuring the product meets environmental safety standards for hazardous substances.
8685 AZ Water Quality Testing pH Pen features:
* Big LCD dual display Temperature & pH value with ATC
* pH range: 0.0~14.0
* pH value resolution up to 0.1
* Measuring stability indicator
* One touch auto-calibration up to 3 points
* Calibration values are adjustable
* Cap to keep sensor wet & last life time
* Power by 4pcs LR44 batteries
* Waterproof housing meets IP65 rating
* Data hold to freeze readings
* Pen size, easy to fit in pocket
* Low battery indicator
* Auto power off
* Temperature ℃/°F unit switchable
Application
Application of 8685 AZ Water Quality Testing pH
Meter:
The 8685 AZ pH Pen has the waterproof IP65
function, and it can measure the pH value from 0~14 to meet different Water
Quality Testing applications.
The pH electrode of 8685 AZ IP65 pH Meter is
protected by a semi transparent cap to keep the pH sensor wet. It could be
calibrated easily by the one touch calibration function.
The 8685 AZ Water Quality Testing pH Meter
could be the best Water Quality tester for all professional measuring purposes,
including the LAB, water treatment business, Aquaculture, Aqua farm, swimming
pool or other related industry.
The 8685 AZ Water Quality Testing pH Pen was
being designed and manufactured by AZ Instrument, a well experienced
manufacturer for Environmental Measuring Instrument.
Specification
Specification of 8685 AZ Water Quality Testing pH Pen:
| Model | 8685 |
| pH Measuring Range | 0.0~14.0 |
| pH Accuracy | ±0.2 |
| pH Resolution | 0.1 |
| Temperature Measuring Range | 0~60.0℃ |
| Temperature Accuracy | ±1℃ |
| Temperature Resolution | 0.5℃ |
| ATC | ATC |
| pH Calibration | Up to 3 points |
| LCD Size | 30(L) * 18(W) mm |
| Operating Temperature | 0~50℃ |
| Operating RH% | Humidity ＜80% |
| Storage Temperature | -10~50℃ |
| Storage RH% | Humidity ＜90% |
| Sensor Life Time | >6 months (with good maintenance) |
| Meter Size | 165(L) * 35(W) * 32(H) mm |
| Weight | ~115g |
| Battery | LR44 *4 PCS |
| Standard Package | Meter, Batteries, Manual, Paper Box |
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FAQ AZ 8685 Waterproof pH Tester Pen Q1: Is the AZ 8685 easy to use for beginners? A1: Yes. The AZ 8685 features simple button operation, automatic calibration, and a clear dual display, making it easy to use even for first-time pH meter users.
Q2: Can the AZ 8685 be used outdoors or in wet environments? A2: Yes. The AZ 8685 has a waterproof housing and compact pen design, making it suitable for outdoor testing, aquariums, pools, and general water quality checks.
Q3: How often does the AZ 8685 need calibration? A3: For typical pen-type usage, frequent calibration is not required. Calibration is recommended when first used, after long storage, or if readings appear unstable. It does not require laboratory-level calibration frequency.
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