Chiyoda Seiki, Japan
Chiyoda Seiki EX-20mkII-F Cylinder Pressure Regulator
Made in Japan
Manufacturer: Ito Koki
Model: EX-20mkII-F
Feature
The body connection is all welded structure to maintain high airtightness, the pressure gauge connection is VCR, and the outlet is VCR or Swagelok body welding.
(Standard flow rates: ammonia: 45ℓ/min, hydrogen sulfide: 32ℓ/min, chlorine: 22ℓ/min, sulfurous acid gas: 23ℓ/min)
Specifications
| Specifications | Stage decompression type for pump | |
|---|---|---|
| EX-20mkII-F | EX-100mkII-F | |
| Applicable gas | (NH3, H2S, Cl2, SO2) | (NH3, H2S, Cl2, SO2) |
| Material | Body: SUS316 Diaphragm: SUS316 | Body: SUS316 Diaphragm: SUS316 |
| 1 time | 3.0MPa以下 | 3.0MPa以下 |
| Adjustment AND Range | 0.1～0.3MPa | 0.1～0.6MPa |
| Standard flow | NH3: 45 L/min H2S: 32 L/min Cl2: 22 L/min SO2: 23 L/min | NH3: 129 L/min H2S: 91 L/min Cl2: 63 L/min SO2: 66 L/min |
| 1 pressure count | 0～4.0MPa | 0～4.0MPa |
| 2 times pressure count | -0.1～0.6MPa | -0.1～0.6MPa |
| Use temperature | -10～60°C | -10～60°C |
| Entrance pickup | NH3: W22L14 (左) | H2S, Cl2, SO2: W26L14 (左) |
| Exit catch | 1/4 | 1/4 |
| Body entrance and exit link | R1/4 | R1/4 |
| C V value | 0.05 | 0.05 |
| Quality quantity | 1.2kg | 1.3kg |
Physical properties of main memory
| Five Vinegar Name | Chemical Formula | Molecular Weight | Boiling Point (1atm, °C) | Density | |
|---|---|---|---|---|---|
| g/l | g/ml | ||||
| Number (NH3) | NH3 | 17.03 | -33.35 | 0.890 | 0.674 |
| White (H2S) | H2S | 34.08 | -60.2 | 1.539 | 0.993 |
| Strong Acid (Cl2) | Cl2 | 70.91 | -34.0 | 3.214 | 1.468 |
| Alka (SO2) | SO2 | 64.06 | -10.0 | 2.927 | 1.46 |
Ammonia Properties
| -20°C | -10°C | 0°C | 30°C | |
|---|---|---|---|---|
| Ammonia | 1.8 | 2.87 | 4.24 | 11.5 atm |
| Hydrogen Sulfide | 5.39 | 7.53 | 10.2 | 22.6 atm |
| Sulfur Dioxide | 1.6 | 2.4 | 3.5 | 8.9 atm |
Vinegar Name Properties
| Vinegar Name | No | Branch |
|---|---|---|
| Ammonia | ● | ● |
| Carbonated Water | ● | |
| Sulfuric Acid Gas | ● |
Gas Name Properties
| Gas Name | % | ppm |
|---|---|---|
| Ammonia | 15 – 28 | – |
| Carbonated Water | 4.3 – 4.5 | 10 |
| Sulfur Dioxide | 1 | 5 |
