RI-557 Compact Infrared Gas Monitor

The Riken Keiki RI-557 compact infrared gas monitor is suitable for applications in research and lab, environmental monitoring and CO2 gas control. The RI-557 is a compact and light weight gas monitor with a standard dual range. 


CategoryFixed gas detector
TypeStand-alone gas detector
Target gasCombustible gases, CO2, CO
Detection principleNDIR
Sampling methodSample draw
Power source

AC100V or AC220V ±10% 50/60Hz

Dimensions & Weight

Approx. 220(W) x 200(H) x 320(D) mm, Approx 6kg

Operating temperature & Humidity

0 to 40 ℃, Below 90%RH (Non-Condensing)

Customer Service

Sebastian Kelderman