CX-II Portable CO/O2 Combination Gas Monitor

The Riken Keiki CX-II is a personal CO/o2 combination gas monitor designed for personal protection from carbon monoxide and oxygen deficiency in iron or steel mills and hazardous areas. Some of this advanced capabilities include distinctive audible, visual and vibration alarms for dangerous gas conditions and malfunctions, a large digital readout with a manual backlight that also automatically lights in an alarm condition, as well as the display of PEAK and STEL/TWA readings. The Riken Keiki CX-II can be operated continuously for at least 2000 hours on two AAA size alkaline batteries. The sensors on the CX-II are manufactured with the same high-quality control that has made Riken Keiki sensors and instruments the most reliable and durable monitoring devices in the industry. 


CategoryPortable gas detector
TypeMulti gas
Sampling methodSample draw
Type of alarmGas alarms, Trouble alarms
Display of alarmFlashing light, buzzer, vibration
Explosion proofIntrinsically safe
Power source

Alkaline batteries (Size AAA) 2 pcs.

Continuous operation

Up to 2000 hours at 20℃ without any alarms

Dimensions & WeightApprox. 90(W) x 50(H) x 25(D)mm, Approx. 120g
Operating temperature & Humidity-20℃ to 50℃, Below 95%RH (Non-condensing)


Sebastian Kelderman