Portable digital water quality tester JPB-70A dissolved oxygen detector

Description

Portable digital water quality tester JPB-70A dissolved oxygen detector
Features
Model Number: JPB-70A
Type: Portable Dissolved Oxygen Meter
Measurement range: 0.0 to 20.0 mg/L
Accuracy: 0.3mg/L
Resolution: 0.1
Residual current: not more than 0.15mg/L
Response time: no more than 30s (90% response at 20°C)
Automatic temperature compensation range: (0 ~ 40) °C
Measuring range:
1. Dissolved oxygen: (0.0～20.0)mg/L
2. Temperature: (0 ~ 40) °C
Basic error:
1. Dissolved oxygen: ±0.3mg/L
2. Temperature: ±1°C
LCD
Automatic temperature compensation, fast response time
Portable, easy to carry
With our factory dissolved oxygen electrode (polarized film type)
Power supply: 1.5V button battery (4)
Dimensions (mm): Φ40*185 (without electrodes)
Size:185(mm)
Weight: 88g
Instrument keyboard description:
Key Function
(switch) power on and off.
CAL calibration key (long press 5 seconds to enter the calibration interface)
HOLD lock/hold key, Fahrenheit/Celsius temperature conversion key.
JPB-70A pen-type intelligent dissolved oxygen analyzer (hereinafter referred to as the instrument) is
mainly designed to facilitate the user to carry on-site operation.
The instrument can be divided into two
parts: sensor and electronic unit.
The sensor uses a polarographic film-type dissolved oxygen electrode.
The electronic unit is composed of high integrated circuits.
The instrument uses a dot-matrix liquid crystal
display to display dissolved oxy
gen values and temperatures.
Packing: 1PC
Warranty period: 120 days
On Nov-14-19 at 17:10:15 PST, seller added the following information: