TongAo TR 6900N and TongAo TR 6900CN compare

Model selection comparator If you have any questions, please click below Service	TongAo TR 6900N Desktop STIP-scan 17600.0 RMB China Detail	TongAo TR 6900CN Desktop STIP-scan 21800.0 RMB China Detail

Type	Single parameter	Multiparameter
Style	desktop	desktop
Measurement parameters	TN	COD TN
Accessories

Measurement parameters	total nitrogen
Measurement range	0~100mg/L
Detection method	Persulfate oxidation
detection lower limit	0.5mg/L
Digestion environment	125℃，30min
measurement error	≤± 5％	≤± 5％
Repeatability	≤±5%	≤±5%
Optical inspection Stability	≤ +/- 0.001A/20min (100,000 hours life)	≤ +/- 0.001A/20min (100,000 hours life)
Data storage	30,000 records (including item, date, time, sample ID, etc.)	30,000 records (including item, date, time, sample ID, etc.)
Linear dispersion quantity	96 Linear dispersions (expandable)	96 Linear dispersions (expandable)
printer	Built-in thermal printer	Built-in thermal printer
Display	5-Inch high-definition color LCD	5-Inch high-definition color LCD
batch Volume	16/25 water samples/batch	16/25 water samples/batch
Colorimetric method	Digestion Colorimetric Tube	Digestion Colorimetric Tube
Sample compatibility	16 mm (round), 25mm (round)	16 mm (round), 25mm (round)
Communication interface	USB cable, LAN, etc	USB cable, LAN, etc
exception notification	Blank comparison prompt, overrange prompt, etc	Blank comparison prompt, overrange prompt, etc
Operating interface	Membrane push-button operation, Chinese/English (optional)	Membrane push-button operation, Chinese/English (optional)
Power Supply	AC(220V±10%)，50Hz	AC(220V±10%)，50Hz
Power	5W	5W
Protection level	IP30	IP30
Relative Humidity	≤ 85% non-condensing	≤ 85% non-condensing
Ambient Temperature	5~40℃	5~40℃
Host size	348250145mm	348250145mm
Instrument Weight	The host is less than 2.6kg;	Main unit less than 2.6kg

Measurement parameters

total nitrogen

Measurement range

0~100mg/L

Detection method

Persulfate oxidation

detection lower limit

0.5mg/L

Digestion environment

125℃，30min

measurement error

≤± 5％

Repeatability

≤±5%

Optical inspection Stability

≤ +/- 0.001A/20min (100,000 hours life)

Data storage

30,000 records (including item, date, time, sample ID, etc.)

Linear dispersion quantity

96 Linear dispersions (expandable)

printer

Built-in thermal printer

Display

5-Inch high-definition color LCD

batch Volume

16/25 water samples/batch

Colorimetric method

Digestion Colorimetric Tube

Sample compatibility

16 mm (round), 25mm (round)

Communication interface

USB cable, LAN, etc

exception notification

Blank comparison prompt, overrange prompt, etc

Operating interface

Membrane push-button operation, Chinese/English (optional)

Power Supply

AC(220V±10%)，50Hz

Power

5W

Protection level

IP30

Relative Humidity

≤ 85% non-condensing

Ambient Temperature

5~40℃

Host size

348*250*145mm

Instrument Weight

The host is less than 2.6kg;

Main unit less than 2.6kg