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เครื่องวัด Oxygen ในอากาศ
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เครื่องวัดOxygen ในอากาศแบบติดตั้ง
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4
Field directive probe รุ่น SI-100
Specification
| 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) |
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