Multi-parameter Water Quality Monitoring Equipment for Water Towers Along Railway Lines

Technical Parameters:

Measuring Range: pH: 0.01-14.00    Conductivity: 0.01-30000μs/cm    Turbidity: 0.01-20.00NTU

Dissolved Oxygen: 0.01-20.0mg/L Residual Chlorine: 0.01-5.00mg/L     Temperature: 0.1-100.0℃

Measurement Error: pH: ±0.02pH Conductivity: ±1%F.S Turbidity: ±1%

Dissolved Oxygen: ±1% Residual Chlorine: ±1% Temperature: ±0.3℃

Resolution: pH: 0.01 Conductivity: 0.01/0.1/1μs/cm Turbidity: 0.01NTU

Dissolved Oxygen: 0.01mg/L Residual Chlorine: 0.01mg/L Temperature: 0.1℃

Relay: Three groups 5A 240VAC/5A 28VDC or 120VAC

Output Signal: 6 channels 4-20mA, 1 channel RS485 Modbus RTU, optional GPRS remote transmission

Process Connection: Water sample inlet: DN20 quick connector; Outlet: DN20 quick connector, others customizable

Water Sample Temperature: 5-40℃ Sample Flow Rate: 400-600mL/min

Power Supply: 85～265VAC or 9～36VDC, Power: ≤3W

Dimensions: 1470*500*400mm

Protection Rating: IP54 protection rating, indoor installation; or customizable IP65 outdoor installation

Instrument Weight: Approximately 45kg

Ambient Temperature: -10～60℃; Relative Humidity: ≤90%; No strong magnetic interference except Earth's magnetic field

Password Protection: Equipped with password protection to prevent operational errors by non-authorized personnel