Model | CS-137 | ||
CS-137-2503 | CS-137-1003 | ||
Measurement sample | BHF (Hydrofluoric acid/Ammonia fluoride solution) | ||
Measurement principle | Absorption spectrometry | ||
Concentration computation principle | Temperature-compensated multivariate analysis | ||
Measurement range | NH4F: 15.0 to 25.0 % | NH4F: 0.0 to 10.0 % | |
Reproducibility | NH4F: ±0.3 % | NH4F: ±0.3 % | |
(Peak to peak)
| HF: ±0.25 % | HF: ±0.25 % | |
Chemical | Temperature | 20 to 30 °C | |
conditions | Flow rate | 20 to 60 ml/min. | |
| Pressure | 0.10 to 0.20 MPa | |
Measurement cycle | Approx. 3 seconds minimum | ||
Equipment temperature | 20 to 30 °C | ||
Operation panel | 1)Temperature level display: 2)Alarm display (Ammonia fluoride solution, Hydrofluoric acid): 3)Alarm value settings | ||
Serial input/output | RS-232C 2)Alarm value settings | ||
Parallel input | 12 to 30 V DC (photocoupler insulated) | ||
Parallel output | Maximum current when open collector output is ON: 5 mA | ||
Analog output | 4 to 20 mA (2 outputs: NH4F concentration, HF concentration) | ||
Power | 24 V DC ±10%, 2 A | ||
Dimensions | 205 (W) x 329 (D) x 269 (H) mm | ||
8.1 (W) x 13 (D) x 10.6 (H) in | |||
Mass | Approx. 11 kg | ||
Connection pipe size | For inlet and outlet: Outer diameter 6 mm (inner diameter 4 mm) | ||
Pipe connection | Nippon Pillar Super type |