ALS (Japan)
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| Brand | ALS (Japan) |
|---|---|
| Model | RRDE-3A |
| Rotation Speed Range | 100–8,000 rpm |
| Gas Purge Control | Programmable ON/OFF timer (up to 9999 s) |
| Display | LCD showing speed, purge duration, model ID, serial number, cumulative motor runtime, maintenance alerts |
| Electrode Compatibility | Standard 7 mm OD coaxial ring-disk electrodes |
| Motor Type | DC servo motor with PI closed-loop speed control |
| Coupling | Insulated elastomeric coupling + PTFE-insulated dual-shaft assembly |
| Cell Interface | Open-cell design with universal potentiostat pin connections |
| Remote Control | TTL/RS-232 interface compatible with ALS Model 2325 bipotentiostat and third-party electrochemical workstations |
| Operating Modes | Manual or computer-controlled (rotation ON/OFF, speed setpoint, purge gas ON/OFF) |
| Brand | ALS (Japan) |
|---|---|
| Origin | Japan |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | Imported |
| Model | H2G1 |
| Instrument Category | Electrochemical Hydrogen Generator |
| Power Source | 4×AAA batteries (≈30 operations) |
| Electrolysis Time | ~4 min (with 1.2 mol/L HCl solution) |
| Dimensions | 80 mm (W) × 35 mm (H) × 140 mm (D) |