| Model |
SI-100 |
| Measuring gas |
CH4 |
O2 |
CO, H2S, SO2, NH3 |
H2 |
| Measuring type |
Diffusion Type |
| Measuring method |
Catalytic |
Galvanic |
Electrochemical cell |
Electrochemical cell |
| Measuring range |
0~100%LEL |
0~30%VOL |
CO : 0~500ppm,
H2S : 0~100ppm,
SO2 : 0~20ppm,
NH3 : 0~100ppm |
0~1,000ppm |
| Sensor life time |
> 2 years |
> 18Month |
> 2 year |
> 2 year |
| Measuring method |
< 15sec/90%scale |
< 15sec/90%scale |
< 30sec/90%scale |
< 30sec/90%scale |
| Accuracy |
±3%/Full scale |
| Resolution |
1%LEL |
0.1%VOL |
1PPM |
1PPM |
| Parameter Control |
Front 3 magnetic switch(calibration, maintenance, alarm setting) |
| Operation mode display |
Digital LCD display, LCD Backlight, 4 Indicator LED |
| Measuring value display |
Digital LCD Display(4-digit) |
| Alarm display |
Visual : LCD alarm display, LCD Backlight, Indicator LED |
| Alarm output signal |
Relay contact(Max 30Vdc, 5A) when Alarm occurred |
| Alarm level set |
Programmable within dectection range |
| Output signal |
Analog : 4-20mA, Digital : RS-485(Option) |
| PC interace |
RS_485(Option) |
| Cable/Distance |
Power + Signal cable : 3-wire 1.5sq(AWG16)/2,500m max,
RS-485 data communication cable : 1 pair(UL2919 RS-485)/1,200m max |
| Conduit connection |
NPT 3/4" (2way) |
| Mounting type |
Wall mount |
| Program set mode |
"Alarm value(1,2,3 alarm)
Alarm time(instant&delay)1~30min
Alarm dead band
Relay output on/off |
| Operating temperature |
-20℃~50℃ |
| Operating humidity |
5% to 95% RH(Non-condensing) |
| Operating power |
10~30Vdc 600mA |
| Materianl |
Aluminium, Stainless steel(STS304) |
| LCD size |
55(W) X 30(H) mm |
| Dimensions |
135(W) × 164(H) × 110(D)mm |
| Weight |
1.9kg |
| Approval |
Ex d IIC T5 IP65(IECEx) |