|
Product Specification
|
Description |
| DO Range |
mg/l of oxygen: 0.00 – 20.00 mg/l
% saturation of oxygen: 0.0 to 200.0% saturation |
| Resolution & Accuracy |
0.01 mg/l or 0.1%
± 1.5% of full scale reading |
| No. of calibration Points |
1 (100% saturation) or
2 (100% and 0% saturation) points |
| Flow rate |
±1 – 2 cm/sec
(dependent on both Temperature & Oxygen level) |
| Response Time |
40 – 50 secs to attain 95% |
| Temperature Range |
-9.9 to 125 °C |
| Resolution & Relative Accuracy |
0.1 °C & ±0.5 °C |
| Temperature Sensor |
Pt 100 |
| Temperature Response |
Approx. 1 min/ °C |
| Temperature Compensation |
Auto / Manual (reference at 25 °C) |
| Pressure Input |
K. Pas/mm Hg (Manual input and Automatic correction) |
| Salinity Input |
0.0 to 50.0 ppt (Manual inout and Automatic correction) |
| Set Point and Controller Functions |
| Function |
Limit / Proportional (pulse or frequency) controller |
| Adjustable Period with Pulse Length Controller |
0.5 to 20 secs |
| Adjustable Period with Pulse Frequency Controller |
60 to 120 pulses/min |
| Switching Hysteresis |
0.1 to 1.0 mg/l or 0 to 10.0% |
| Pickup / Dropout Delay |
0 to 2000 seconds |
Contact Outputs, Controller
|
2 potential free change-over contacts |
| Switching Voltage / Current / Power |
Max 250 VAC / Max 3A / Max 600VA |
| Alarm Functions
|
| Function (Switchable) |
Launching or Pulse |
| Pickup Delay |
0 to 2000 seconds |
| Switching Voltage / Current / Power |
Max 250 VAC / Max 3A / Max 600VA |
| Electrical Data and Connections |
| Power requirement |
110/ 220 VAC (jumper selection) |
| Frequency |
48 to 62Hz |
| Signal Output |
0/4 to 20mA, galvanically isolated |
| Load |
Max. 600 Ω |
| Connection Terminal |
Terminal blocks 5-pole/ 17-pole, removable |
| Main Fuse/ Fine Wire Fuse |
Slow-blow 250 V/ 100 mA |
| EMC Specifications
|
|
Emitted Interference
|
According to EN 50081-1
|
| Immunity to Interference |
According to EN EN 50082-1 |
| Environmental Conditions
|
| Maximum Relative Humidity |
10 to 95%, non-condensing |
| Ambient Temp. Operating Range |
0 to 50 °C |
| Mechanical Specifications
|
| Dimensions |
175 x 96 x 96 mm |
| Weights |
Max. 0.7kg |
| Material |
ABS with polycarbonate |
| Insulation |
IP 54/ IP 40 |
alpha-DO1000 1/4 DIN Dissolved Oxygen Controller
