Chengdu Ruichi Analytical Control Instrument Co., Ltd
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PEC-140 Total Nitrogen Rapid Analyzer
Name: Total Nitrogen Analyzer Model: PEC-140
Product details
Product description
The PEC-140 total nitrogen rapid analyzer is a classic laboratory instrument with high testing accuracy, wide testing range, and powerful functions. It is widely used in scientific research institutions, government monitoring agencies, environmental protection, chemical industry, sewage treatment and other industries.
technical reference
Technical Indicators:
Display mode: Chinese LCD interface
Operation interface: all Chinese buttons
Dissolving temperature: 125 ℃± 1.0 ℃
Dissolving time: 30 minutes
Measurement time: 20 minutes for simultaneous measurement of 16/25/36 water samples (optional)
Measurement range: 0-100 mg/L (segmented measurement)
Resolution: 0.001mg/L
Error range: ≤ 5%
Repetitive error: relative standard deviation ≤ 2%
Optical stability: A ≤ 0.001A/20min
Batch processing samples: 16/25 water samples (optional)
Time error: ≤± 0.2%
Optical stability: A ≤ 0.001:20min
Number of curves: 80
Light source lifespan: 100000 hours
Storage data: 1800 pieces
Printer: Thermal line printer
Data interface: RS232
Environmental temperature: 5-40 ℃
Relative humidity: ≤ 85% (no condensation)
Working power supply: AC220V ± 10%/50Hz

Functional features:
Can accurately measure the chemical oxygen demand (COD) content in surface water, reclaimed water, urban sewage, and industrial wastewater, with direct reading of concentration
Memory with 80 standard curves, customizable and storable
Equipped with 3 independent timing systems, it can simultaneously accommodate 3 people using one instrument for water sample digestion (optional)
Equipped with data storage function, capable of storing 1800 pieces of data (accurately saving measurement usage curves and time)
Print current data and all historical data
Transfer current data and all historical data to the computer
Cold light source, narrowband interference, long light source lifespan
Automatic correction function
Large screen LCD display, Chinese interface, Chinese button operation




Standard configuration:
Dissolving (reactor), dissolving spray hood, dedicated reaction tube cooling tank (rack), dedicated colorimetric cell bracket, dedicated solid reagent, several dedicated reaction tubes (open), printing paper.

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