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{"title":"1999mv Backlight LCD Swimming Pool Digital ORP Meter","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/b2\/ec\/1f71b624e1ea54fc0ed6ea6500b3-200x200-1\/1999mv_backlight_lcd_swimming_pool_digital_orp_meter.jpg","attrs":{"Brand Name":"Yieryi","Model Number":"ORP-2069","Certification":"CE","Place of Origin":"China"}}
{"title":"CE Waterproof LCD Resolution 1mV Digital ORP Meter","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/d4\/35\/5ddf1852478bc4835920c8184f9a-200x200-1\/ce_waterproof_lcd_resolution_1mv_digital_orp_meter.jpg","attrs":{"Brand Name":"YIERYI","Model Number":"ORP","Certification":"CE","Place of Origin":"China"}}
{"title":"Resolution 1mV ORP Hydroponics Water Quality Meter","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/81\/17\/6d615417668c8292a841dd96dba4-200x200-1\/resolution_1mv_orp_hydroponics_water_quality_meter.jpg","attrs":{"Brand Name":"YIERYI","Model Number":"ORP-986","Certification":"CE","Place of Origin":"China"}}
{"title":"2 Watts 1mV Aquarium Hydroponics Digital ORP Meter","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/78\/b6\/0ccec5bf83eceb4414b2ca87b05a-200x200-1\/2_watts_1mv_aquarium_hydroponics_digital_orp_meter.jpg","attrs":{"Brand Name":"yieryi","Model Number":"PH-803W-B","Certification":"CE,ROHS","Place of Origin":"China"}}
{"title":"Pool 4 Digital LCD 265mV Redox Waterproof ORP Meter","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/68\/15\/9713ca9b7d0375d9b66c6922536e-200x200-1\/pool_4_digital_lcd_265mv_redox_waterproof_orp_meter.jpg","attrs":{"Brand Name":"YIERYI","Model Number":"ORP","Certification":"CE","Place of Origin":"China"}}
{"title":"33*24mm LCD Screen IP67 TDS EC Digital ORP Meter","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/f4\/d1\/aba8e12dcbd0e5be7b8ddd4e83df-200x200-1\/33_2a24mm_lcd_screen_ip67_tds_ec_digital_orp_meter.jpg","attrs":{"Brand Name":"YIERYI","Model Number":"C-600A","Certification":"CE, ROHS","Place of Origin":"China"}}
YIERYI lcd 169E Type Pen ORP / Redox Tester waterproof potential ORP meter With box
Features
Measuring range
0~±1999mV
Accuracy
±5mV
Resolution
1 mV
Display
4-digital LCD
Power Supply
4×1.5V(AG13)
Dimensions
188×35×35(mm3)
Weight
118g
Packing list:
1*orp meter
3*LR44 battery
1*carry case
1*user manual
1*Screw Pen
Battery installation
If the display is blurred or not displayed, the battery should be replaced in time. Replace the battery, unscrew the upper cover, you can change, pay attention to battery polarity.
1. when the electrode is used for the first time or is not used for a long time, the electrode bulb and the sand core are dipped in the 3NKCL solution for 8 hours to be activated.
2. The external reference solution of the 2. electrode is 3NKCL solution.
3, if the electrode is placed for a long time, and the sensitive bulb is exposed in the air, because the influence of electrode drying, slow and unstable, then soak the electrode for hours in the activation of saturated potassium chloride solution, in order to improve the performance, at least once a week, the electrode bubble of potassium solution in saturated chlorine, every time a few minutes.
4. Glass electrode is easy to break. Use it carefully. If there is inorganic salt deposit on the electrode bulb, the electrodes are dipped into the solution for about 5 minutes to recover the performance, and the 0.1HCL solution is 5 minutes.
5, grease film also affect the measurement of glass bubble, to remove the film, rinse glass bulb with 75% alcohol solution, dry with filter paper, rinse with water and immerse in saturated KCL solution for several hours.
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Business Type:
Manufacturer,Exporter
Year Established:
2012
Total Annual:
1 Million-2.5Million
Ecer Certification:
Verified Supplier
Shenzhen Yieryi Technology Co., Ltd Company Profile
Company Overview
Shenzhen Yieryi Technology Co., Ltd was established in 2012 and is located in the Economic Development Zone of Shenzhen City, Guangdong Province. Leveraging our superior geographic location, convenient transportation facilities, ou... Shenzhen Yieryi Technology Co., Ltd Company Profile
Company Overview
Shenzhen Yieryi Technology Co., Ltd was established in 2012 and is located in the Economic Development Zone of Shenzhen City, Guangdong Province. Leveraging our superior geographic location, convenient transportation facilities, ou...