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NHN-120 online ammonia nitrogen digital sensor
The all-new NHN-120 online ammonia nitrogen digital sensor (RS-485/Modbus RTU) is selected by DOWESTON sales engineers for you
Product details
Performance characteristics
Equipped with automatic temperature compensation.
Output standard Rs485 (Modbus/RTU protocol) digital signal.
Rs485 signal facilitates connection to third-party devices such as PLC, DCS, industrial control computers, general controllers, paperless recording instruments, or touch screens.
Parameter settings are more convenient and efficient.
The calibration function provides a simple and fast calibration method.
Real time data transmission allows you to obtain timely and accurate data on monitored water bodies.
Technical Parameter
range |
NH4-N(0～100)mg/l |
resolution |
NH4-N:0.1mg/L |
accuracy |
± 10% or ± 2mg/L of the measured value, whichever is greater |
operation temperature |
0～40℃ |
Working pressure |
<0.1MPa |
power supply |
12～24VDC±10% |
Signal output mode |
Rs485(Modbus/RTU) |
Liquid receiving material |
PVC and POM |
Installation method |
3/4 "NPT thread, immersion installation |
Maintenance |
It is recommended to clean the electrodes once a month and calibrate them every three months. |
Display mode |
no display |
Measurement compensation method |
Automatic temperature compensation (Pt100) |
size |
300×60mm |
weight |
9600g |
Calibration method |
Two-point calibration |
protection grade |
IP68 |
measuring principle |
Ammonium ion selective electrode method |
power consumption |
＜0.5W |
brand |
DOWESTON |
DOCUMENTATION
- Propagandist Manual
- Product manual
- Drawings and software
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