Max 8 measuring gas range available ・2 way of sampling method Pump suction type or Hand aspirating type ・Intermittent measuring mode available (For pump suction type only) ・Ingress proof rating IP67 Suited for outdoor work. ・Easy-to-read wide LCD display ・Intrinsically safe (ATEX P

Built-in sample draw pump Photoelectric photometry technology Direct digital readout Colorimetric detection tablet method No false readings from interfering gases Operates on 4 AA Stores 99 readings No warm up time

Monitors ppm, LEL, and % volume methane, O2 and CO PPM leak detector, detects down to 10 ppm CH4 “Leak tracker” audible/visual alarm mode for CH4 and CO 0 to 100% volume Methane option Auto-ranging display of % LEL and % volume Barhole test mode Bump test reminder option Snap-logging – on demand data recording Pump pause on demand Internal sample drawing pump with up to 50 foot range Lithium ion or alkaline power battery packs (interchangeable) Up to 600 hours of datalogging with alarm trends Intrinsically safe, ATEX/IECEx/CE or c CSA us (Optional)

Monitors ppm LEL, % volume methane, O2, CO and H2S 0 to 100% volume methane option Auto-ranging display of % LEL and % volume 3 Operating modes: Normal, leak check, & bar hole PPM leak detector Adjustable display ranges Visual / audible pulses change with gas concentration CO display in leak check mode Barhole test mode for underground leak checks Internal sample drawing pump with up to 50′ Vibration, visual, and audible alarms Automatic backlight during alarms Lithium ion or alkaline battery packs (interchangeable) Intrinsically safe, ATEX/IECEx/CE or CSA/CE (Optional)

Smallest & lightest 4 gas monitor 2″ W x 2.55″ H x 1.02″ D, 3.52 ounces Simultaneous detection of 4 gases LEL, O2, H2S & CO H2 Compensated CO sensor available Simple 2-button operation Non-Compliance Indicator Alarms: audible, visual, & vibration 3 user adjustable alarm levels Impact resistant body with removable rubber boot Large LCD Auto-backlit display 25 hours of operation (Lithium-ion battery) Field replaceable sensors & filters Water and dust resistant design, IP66/68 3 Year warranty

World’s smallest and lightest 5 gas monitor 3-year warranty Compatible with 11 languages Connect with Bluetooth Water and dust resistant, IP66/68 Loud alarm buzzer 95dB at 30cm

Realtime detection of up to 5 ranges for combustible gas, 100%vol./ 100%LEL, O2, H2S, and CO Large simultaneous display with auto back lighting Strong sample drawing capability Loud alarm buzzer with 95dB 3 bright LED alarm lamps ATEX Exia II CT4 approved Water and dust resistant IP67 Lithium-ion rechargeable battery Compact and light weight Ergonomic design with wrist strap for hands free operation Datalogging standard

Simultaneous detection of up to 6 gases. Sensor warranty up to 3 years. Explosion-proof, dust-proof and waterproof (equivalent to IP66/68), 1.5m drop durability. Explosion-proof, dust-proof and waterproof (equivalent to IP66/68), 1.5m drop durability.

Lightweight design weighing approximately 300g with an easy-to-grip grip design 3-year sensor warranty Continuous use time Approx. 30 hours Cleared 3m drop test Explosion-proof and explosion-proof construction Protection class IP67 equivalent

Benzene specific measurement Benzene Select Mode takes timed samples using pre-filter tube Benzene Filter Tube Holder Long break through times for Benzene filter tubes 6 Operating modes Smallest 6 gas sample draw 2 Interchangeable smart sensor slots 2 PID options: 10.6 & 10.0 eV lamps PID library of over 600 VOC’s Benzene specific version PPM Leak Check mode LEL sensor protection mode Man-down alarm Panic alarm Auto display rotation LED Light source Internal sample pump Light weight, small, rugged IP-67 design Interchangeable battery packs (Li-ion / alkaline) Operates up to 14 hours on Li-ion battery pack, fully recharges in 3 hours; 8 hours operation with alkaline pack

Base gas is selectable Target gas is selectable Pump booster function Auto range switching Filter (optional) can be used with standard gas sampling probe

Real-time detection combustible gas, 100%vol./ 100%LEL & O2 Large simultaneous display with auto back lighting Strong sample drawing capability Loud alarm buzzer with 95dB 3 bright LED alarm indicators ATEX Exia II CT4/MED approved Water and dust resistant IP67 Lithium-ion rechargeable battery Compact and lightweight Internal sample draw pump Ergonomic design with wrist strap for hands free operation Datalogging standard

ATEX ExiaⅡCT4 approved Water and dust resistant IP67 Loud alarm buzzer with 95dB Strong sample drawing capability (0.75L/min) Digital display % digital bargraph

ATEX ExiaⅡCT4 approved Water and dust resistant IP67 Loud alarm buzzer with 95dB Strong sample drawing capability (0.75L/min) Digital display % digital bargraph

Real time detection with ppm range Large digital and bar graph display with back light Loud alarm buzzer with 95dB 2 steps adjustable alarm volume Easy and simple operation Compact size and light weight ATEX intrinsic safe design Exia IC T4 Water and dust resistant IP67 Ergonomic design with waist strap for hands free operation Data logging standard

Attaches to the GX-3R or GX-3R Pro in seconds Compact and lightweight 10 hours of operation in normal mode (higher flow mode) 16 hours of operation in lower-flow mode (ECO mode) Audible and visual alarms for low flow and low battery conditions Pilot light to confirm operation Quick disconnect fitting for hose connection Hoses available up to 100′ length Includes 4″ tapered red rubber nozzle, AA alkaline battery, and hydrophobic filters Rugged and proven RKI reliability

Compatible with both GX-3R and GX-3R Pro Automatically charge, bump test, and/or calibrate Auto on/off of gas detector 3 separate gas inputs Multiple modules (10 max) can use one set of calibration equipment Save Bump Test, Calibration, and Alarm Check records to USB flash drive, computer, or network Includes PC software for viewing/archiving bump test, calibration records, and event data

Over 40 target gases available Sensitivity and gas range automatically change based on selected target gas Weighs only 7.5 ounces Resistant to silicone poisoning Silence gas alarms for discrete leak checking Snap logging records and saves to up to 128 readings Built-in LED lighting for dark and confined spaces IP 55, SP 220 12 hours operation