| Model |
SP2nd |
| SP2217 |
SP2227 |
SP2257 |
SP2277 |
SP2297 |
SP22N7 |
| Measuring gas |
O2 |
CO |
SO2 |
H2 |
H2S |
NH3 |
| Measuring type |
Diffusion Type |
| Measuring method |
Electrochemical cell |
| Measuring range |
0~30% |
0~500ppm |
0~20ppm |
0~1000ppm |
0~100ppm |
0~100ppm |
| Sensor life time |
> 18Month |
> 2 year |
> 2 year |
> 2 year |
> 2 year |
> 2 year |
| Response time |
< 15sec/
90%scale |
< 30sec/
90%scale |
< 35sec/
90%scale |
< 75sec/
90%scale |
< 30sec/
90%scale |
< 60sec/
90%scale |
| Accuracy |
짹3%/Full scale |
| Resolution |
0.10% |
1ppm |
1ppm |
1ppm |
0.1ppm |
1ppm |
| Parameter Control |
Front 2 switch(calibration, maintenance, alarm setting) |
| Operation mode display |
Visual : Digital LCD display, Trouble RedLED
Audible : buzzer(90dB @ 10cm)" |
| Measuring value display |
LCD Display(3-digit) |
| Alarm display |
Visual : alarm & status icon, Trouble RedLED
Audible : buzzer" |
| Alarm level set |
Programmable within dectection range |
| Data Log |
Event Log : 20 Data |
| Mounting type |
Belt Clip |
| Program set mode |
Alarm value(1,2 alarm)
time Set
Calibration density setting |
| Operating temperature |
-20��~50�� |
| Operating humidity |
5% to 95% RH(Non-condensing) |
| Operating power |
CR2 Lithium Battery 3V |
| Battery life time |
CR2 Battery(3.0v) : 1.2year, At 8hours use of a day |
| Materianl |
PC / TPE |
| LCD size |
27(W)*17.5(H) |
| Dimensions |
54(W) X 91(H) X 32(D) mm |
| Weight |
120g (Including Battery) |
| Approval |
Ex ia IIC T4 IP67(KGS, ATEX) |