Riken Keiki SDM-3R Calibration Station for the GX-3R (Pro)
Automates calibration, bump testing, alarm check and charging of GX-3R and GX-3R Pro gas detectors — reliable maintenance in safety-critical environments.

Riken Keiki
SDM-3R Calibration Station — Automated Gas Detector Maintenance
The SDM-3R Calibration Station is a versatile docking solution designed for GX-3R and GX-3R Pro gas monitors. It streamlines daily maintenance by automatically performing calibration, bump tests, alarm checks and charging in one compact unit.
Usable as a standalone device or PC-controlled system, the SDM-3R enables efficient fleet management and data handling. It stores and archives calibration and test records via USB, network or software, ensuring full compliance and traceability.
With its modular design, multiple units can be connected to service up to ten detectors simultaneously — ideal for marine, offshore and industrial operations requiring reliable and efficient gas detection maintenance.
Specifications
- Input Power
- AC Adapter 100–240 VAC, 47–63 Hz, 0.4 A input / 5.99 VDC, 2 A output
- Environmental Conditions
- Indoor use only, 0 °C to 40 °C, below 95 % RH (non-condensing)
- Applicable Instruments
- GX-3R and GX-3R Pro
- Maximum records saved (Stand Alone)
- 200 calibrations, 214 bump tests, 469 alarm checks
- Maximum records saved (PC controlled)
- Unlimited
- Ports
- 3 calibration gas, 1 fresh air, 1 exhaust
- Standard Accessories
- AC Adapter, USB Flash Drive, Inlet Air Filter, 10 ft exhaust tube, 3 ft gas tube, USB Cable A-to-B
- Warranty
- 1 year


