Cost-Effective Industrial Dissolved Oxygen Monitor and Instrumentation

Dissolved Oxygen Controller/Transmitter

from $258.00

Brand: Jenco

2 models two choose from

3931 Features 4 - 20 mA Output

3951 Features Modbus RS-485 output

Model:

3931 Dissolved Oxygen Controller/Transmitter (4-20 mA) 3951 Dissolved Oxygen Controller/Transmitter (RS485) Oxysense 120 (Dissolved Oxygen Sensor)

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3931 Dissolved Oxygen Transmitter 4-20 mA.png

Specifications

DO Range0.00 to 40.00 mg/L
DO Resolution0.01 mg/L
DO Accuracy±0.2 % F.S.
DO% saturation Range0.0 to 400.0 %
DO% saturation Resolution0.1 %
DO% saturation Accuracy±0.2 % F.S.
Temperature Range-10.0 to 80.0 °C automatic or manual
Temperature Resolution0.1 °C
Temperature Accuracy±0.3 °C
Barometric Pressure Compensation Range600 to 4000 mbar manual
Salinity Compensation Range0.0 to 49.9 ppt manual
DO Calibration1 or 2 point
Product Calibrationhave
Type of ElectrodePolarographic
Temperature SensorThermistor, 22 Kohm at 25 °C
Current Output4 to 20 mA isolated and programmable
Maximum Load500 ohm
Isolation Voltage500 V DC
Power100 to 240 V AC , 50/60 Hz
CaseIP65, 1/8DIN case, depth 90 mm
Weigh290 g

Model 3931 ( with 4-20 mA Output)

BRAND: JENCO

Description

DO & temperature transmitter with an isolated & reversible 4 to 20 mA current output, stored calibration data, backlit LCD for DO and temperature, universal power supply 110 to 240 VAC and packaged in an easy to install plastic panel mount water resistant 1/8 DIN IP-65 case. Uses Hamilton Company Oxysens and Easyferm DO electrodes.

Easy to install 1/8 DIN plastic casing
Clear LCD dissolved oxygen or temperature with backlight
Calibration data is stored in memory and is ready for use on power-up
Universal power supply input from 100-240 VAC
Automatic or manual temperature compensation
Isolated and reversible 4 ~ 20 mA current output for DO allows it to be used as a proportional output
CE and RoHS complain

3951 Dissolved Oxygen Transmitter Modbus.png

Specifications

DO Range 0.00 to 40.00 mg/L
DO Resolution 0.01 mg/L
DO Accuracy ±0.2% F.S.
DO% saturation Range 0.0 to 400.0 %
DO% saturation Resolution 0.1 %
DO% saturation Accuracy ±0.2% F.S.
Temperature Range -10.0 to 80.0 °C automatic or manual
Temperature Resolution 0.1 °C
Temperature Accuracy ±0.3 °C
Barometric Pressure Compensation Range 600 to 4000 mbar manual
Salinity Compensation Range 0.0 to 49.9 ppt manual
DO Calibration 1 or 2 point
Type of Electrode Polarographic
Temperature Sensor Thermistor, 22k ohm at 25 °C,
Communication Output RS-485 Modbus standard protocol
Power 100 to 240 V AC , 50/60 Hz
Case IP65, 1/8DIN case, depth 90 mm
Weight 290 g

Model 3951 (Modbus)

BRAND: JENCO

Description

DO & temperature Modbus RS-485 analyzer for proportional control, stored calibration data, backlit LCD for DO and temperature, universal power supply 110 to 240 VAC and packaged in an easy to install plastic panel mount water resistant 1/8 DIN IP-65 case. Uses Hamilton Company Oxysens and Easyferm DO electrodes.