HS-819 hardness monitor

Application field

Widely used in chemical, metallurgical, water treatment, pharmaceutical, biochemical, electronic, electroplating, printing and dyeing, chemical, online monitoring of water hardness in tap water.

Main feature

1. Imitation METTLER circuit design, full import chip manufacturing

2, LCD large screen display, full English or Chinese menu operation, man-machine dialogue, computer operation

3. Display the hardness value, input mV number (or output current), temperature, time on the same screen.

4. The current output adopts photoelectric coupling isolation technology, which has strong anti-interference ability and can be transmitted remotely.

5, the communication interface can be easily connected to the computer for monitoring and communication

The main technical parameters

1. Measurement range: 0～1000.0mg/L Temp: 0.0～99.9°C

2. Resolution: 0.01mg/L Temp: 0.1°C

3. Instrument accuracy: 0.1mg/L Temp: 0.1°C

4, response time: <60 seconds

5, working temperature: 0 ~ 60 ° C

6, temperature compensation: automatic temperature compensation 0 ~ 99.9 ° C

7, analog output: isolated 4 ~ 20mA current output or 0 ~ 10mA current output

8. Relay output: high and low point, lag arbitrary program setting, two groups of ON/OFF input

9, communication interface: RS485 or 232 (optional)

10, power input: AC220V ± 22V, 50Hz ± 1Hz

11, protection level: IP65

12, weight: 1.2kg

13. Dimensions: 146×146×108mm (H×W×D)

14, opening size: 138 × 138mm (H × W)