| Sampling method | Diffusion type |
| Principle of detection | Membrane Type Galvanic Cell Method |
| Detection range | 0～5vol% / 0～10vol% / 0～25vol% |
| Alarm setpoints | 18 vol% (1st) / 18 vol% (2nd) |
| Type of alarm | Gas alarm / fault alarm |
| Display of alarm | Warning message is indicated (AL1/AL2). |
| Explosion protected construction | Intrinsic safety |
| Explosion-proof class | Japan Ex : Ex ia ⅡC T4X *with safety maintaining device (barrier) used |
| Approvals | Japan Ex |
| Power source | 24 VDC±10 % |
| Dimensions | Approx. 100 (W) × 241 (H) × 48 (D) mm (projection portions excluded) |
| Weight | Approx. 1.0 kg |
| Operating temperature range | -10 ℃ to +40 ℃ (no sudden changes) |
| Operating humidity range | 0 to 95 %RH (no condensation) |
| Target gas | O2 |
GD-F88Ai
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Features
・The power supply to the main body and the sensory output can be covered by only 2 lines.
・With pressure correction function (influence of the atmospheric fluctuation is corrected).
・The specification with built-in aspirator is lined up. [option]
Description
