Fixed Gas Detection System · Gas Detection
Riken Keiki Riken GD-70D+ NH3 — Gas Detection. It is normally installed in the protected space, on the person, or at a fixed detector point according to the listed system. Its primary purpose is to detect hazardous gas, oxygen condition, smoke, heat or another safety-related atmosphere or fire indication. Fixed, portable, open-path, smoke and heat detectors use different sensing principles, so calibration and testing must match the actual sensor type. The model designation identifies the listed configuration, but no additional meaning is inferred from the model code beyond the information supplied in the source record. For exact ratings, dimensions, settings, capacities, materials and variant-specific limits, refer to the manufacturer documentation for the exact figure.
Every value below comes from the manufacturer datasheet or class-society record on file for this model.
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What our service work and the manufacturer documentation say about keeping this model running.
Inspect sensors, sample paths or detector openings, wiring, power, mounting and alarm interfaces. Perform bump tests, functional tests or calibration using the approved method for the device type. Review alarm history and confirm remote indications. Refer to the manufacturer documentation for the exact figure for calibration and alarm criteria.
Carry detector heads or sensor cartridges, filters, sampling parts, batteries or chargers, fuses, calibration accessories and approved test consumables.
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