RKI Instruments GX-8000(PT0-098) - Manual (Page 49)

9 Product Specifications 9-1. List of specifications
- 49 - GX-8000
Detection principle Galvanic cell type (OS) New ceramic type (NC)/
Thermal conductivity
type (TE) Electrochemical type
(ES) Electrochemical type
(ES)
Gas to be detected Oxygen (O2) Combustible (HC, CH4,
and H2) Hydrogen sulfide (H2S) Carbon monoxide (CO)
Detection range 0 to 25 vol%
0 to 100% LEL (NC)/
to 100 vol% (TE) 0 to 30 ppm
0 to 150 ppm
Display resolution 0.1 vol% 1%LEL(NC)/1 vol%(TE) 0.5 ppm 1 ppm
Alarm setpoint 19.5 vol%(L)
23.5 vol%(L)
40 vol%(OVER) 10%LEL(1st)
50%LEL(2nd)
100%LEL(OVER) 5 ppm (1st)
30 ppm (2nd)
10 ppm(TWA)
15 ppm(STEL)
100 ppm(OVER) 25 ppm (1st)
50 ppm (2nd)
25 ppm(TWA)
200 ppm(STEL)
500 ppm(OVER)
Accuracy of the reading Within ±0.7 vol% Within ±5%LEL (NC)
Within ±5 vol% (TE) Within ±1.5 ppm Within ±15 ppm
Response time 90% response: within
20 seconds 90% response: within 30
seconds 90% response: within
30 seconds 90% response: within
30 seconds
Concentration display LCD digital (seven-segment + Symbol + Bar meter)
Detection method Pump suction type
Suction flow rate 0.75 L/min or more (Open flow rate)
Displays Clock display, battery level display, pilot indicator, and pump driving indicator
Buzzer sound volume 95 dB(A) or higher (30 cm)
Gas alarm display Lamp blinking, intermittent buzzer sounding, and gas concentration display blinking
Gas alarm pattern Self-latching
Fault alarm/self
diagnosis System abnormalities, sensor abnormalities, battery voltage drop, calibration failure, and low flow rate
Fault alarm display Lamp lighting, continuous buzzer sounding, and detail display
Fault alarm pattern Self-latching
Transmission
specifications IrDA (for data logger)
Functions LCD backlight, data logger, peak display, log data display, and pump stop
Power supply Dedicated lithium ion battery unit [BUL-8000(G)]
(Dedicated dry battery unit [BUD-8000(G)] can also be used.)
Continuous operating
time BUL-8000(G): About 12 hours (25 °C, no alarm, no lighting, and battery fully charged)
BUD-8000(G): About 6 hours (25 °C, no alarm, and no lighting)
Operating temperatures -20～50°C
Operating humidities
Below 95% RH (Non-condensing)
Structure Drip-proof and dust-proof performances (compliant to IP67 level)
Explosion-proof
structure Intrinsically safe explosion-proof structure
Explosion-proof class ExiaⅡCT4(ATEX/IECEx)
Explosion-proof
certification number KEMA10ATEX0085(ATEX)/IECExKEM10.0038(IECEx)
External dimensions Approx. 154 (W) x 81 (H) x 127 (D) mm (projection portions excluded)
Weight About 1.1 kg (when BUL-8000(G) is used) or about 1.0 kg (when BUD-8000(G) is used)
* Specifications subject to changes without notice.
TypeA Oxygen (O2) Combustible (HC and CH4) * Hydrogen sulfide (H2S) Carbon monoxide (CO)
TypeB Oxygen (O2) Combustible (HC and CH4) Hydrogen sulfide (H2S) Carbon monoxide (CO)
TypeC Oxygen (O2) Combustible (HC and CH4) Hydrogen sulfide (H2S)
TypeD Oxygen (O2) Combustible (HC and CH4) Carbon monoxide (CO)
TypeE Oxygen (O2) Combustible (HC, CH4, and H2) *
TypeF Oxygen (O2) Combustible (HC, CH4, and H2)
* Range: 0 to 100%LEL(NC)/to 100 vol%(TE) specifications. Only 0 to 100%LEL(NC) for other combustible gases.