Humidity Measurement Products Comparison
Dew Point Mirror Comparison
| Model | 373LHX | 373LX | 373L | 373S3 | 373S | 373H | 373HX | 973 | 473 |
|---|---|---|---|---|---|---|---|---|---|
| Measuring range: | |||||||||
| Dew/Frost point |
-70 +95ºC |
-95 +20ºC |
-80 +20ºC |
-60 +20ºC |
-40 +20ºC |
-30 +70ºC |
-20 +95ºC |
-60 +20ºC |
-20 +70ºC |
| % RH @ 20C | 1–100% | 2–100% | 5–100% | 1–100% | 5–100% | ||||
| ppmv, minimum | 2.5 | 0.05 | 0.5 | 11 | 130 | 375 | 1000 | 11 | 1000 |
| Thermoelectric mirror cooling: | 3-stage | 2-stage | 3-stage |
1-stage 2-stage |
|||||
| Cooling: | Refrigeration | Air/Water | Air | ||||||
| Measuring-head heating: | +100ºC | +40ºC | +40ºC | None | None | +60ºC | +100ºC | None | |
| Accuracy: (Dew/Frost Point) |
± 0.1°C | ± 0.1°C | ± 0.2°C | ||||||
| Reproducibility: | ± 0.05°C Dew/Frost Point | ||||||||
| Display: | Active Matrix Color Graphic LCD | ||||||||
| Digital I/O: | RS-232 | ||||||||
| Analog output: | 2 (optional 4) selectable ±10V 4...20mA | Optional 2x 2.5V | |||||||
| Gas couplings: | VCR Cajon 1/4" | Swagelok 1/4" | N/A | ||||||
| Mirror temperature sensors: | PRT-100 | ||||||||
| Sample gas pressure: |
35 psia (2.5 bar abs.) 150 psia (10 bar) optional |
Ambient pressure only | |||||||
| Sample gas flow rate: | 0.5... 1 l/min, internal pump and flowmeter | N/A | |||||||
| Sample gas circuit: | 316L stainless steel, electropolished | N/A | |||||||
| Operation temperature: | +15... +35°C | ||||||||
| Storage temperature: | -10... +50°C | ||||||||
| Ambient humidity: | 90% RH max., non condensing | ||||||||
| Voltage: |
100... 120 VAC, 50/60 Hz or 200... 240 VAC, 50/60 Hz |
100... 240 VAC, 50/60 Hz | |||||||
| Power consumption: | 500 W | 200 W | 300 W | 200 W | 100 W | ||||
| Width, mm (inch): |
440 (17.75) |
520 (20.50) |
440 (17.75) |
440 (17.75) |
440 (17.75) |
440 (17.75) |
440 (17.75) |
440 (17.75) |
310 (12.20) |
| Height, mm (inch): |
236 (9.25) |
255 (10.00) |
236 (9.25) |
236 (9.25) |
236 (9.25) |
236 (9.25) |
236 (9.25) |
155 (6.10) |
155 (6.10) |
| Depth, mm (inch): |
461 (18.25) |
500 (19.75) |
511 (20.25) |
461 (18.25) |
461 (18.25) |
461 (18.25) |
461 (18.25) |
410 (16.14) |
265 (10.43) |
| Weight, kg (lb): |
34 (75) |
45 (100) |
45 (100) |
20 (45) |
20 (45) |
20 (45) |
25 (55) |
12 (26.4) |
7 (15.4) |