Base Info
- Model NO.：HST-xxx, HSTDX-xxx
Description
| MODEL | HST80 |
| Detection | natural gas, LPG, goal gas and etc.. |
| Sensor | planar semiconductor |
| Warm up time | within 60 seconds |
| Rnage of detection | CH4: 0 ~ 100% LEL |
| Alarm Frequency | 2.713kHz / 30ms |
| 2.713kHz / 100ms | |
| Range of alarm | ~2% LEL (LED Yellow) |
| ~10% LEL (LED Red) | |
| Alarm time | within 20 seconds |
| Alarm mode | LED, buzzer |
| Working temperature | -20C ~ 70C |
| Working humidity | less than 90% RH |
| Power source | AA 1.5V * 2 |
| Dimension | 220 * 20 * 20 mm |
| Weight | approx. 80g |
| MODEL | HST82 | |
|---|---|---|
| Detection | R11, R113, R134A, R409A, R410A, Freon, alcohol, Nh4, Toluene and Acetone | |
| Sensor | planar semiconductor | |
| Warm up time | within 60 seconds | |
| Rnage of detection | CH4: 0 ~ 100% LEL | |
| Alarm Frequency | 2.713kHz / 30ms | |
| 2.713kHz / 100ms | ||
| Range of alarm | ~10ppm (LED Orange) R134A | |
| ~80ppm (LED Red) R134A | ||
| Alarm time | within 20 seconds | |
| Alarm mode | LED, buzzer | |
| Working temperature | -20C ~ 70C | |
| Working humidity | under 90% RH | |
| Power source | AA 1.5V * 2 | |
| Dimension | 220 * 20 * 20 mm | |
| Weight | approx. 80g | |
| MODEL | HST8800A+ |
| Detection | natural gas, LPG, artificial goal gas and etc.. |
| Sensor | planar semiconductor |
| Warm up time | less than 60 seconds |
| Alarm | 20Hz ~ 5KHz |
| Range of alarm | ~1% LEL LED1 flashing, without buzzer |
| ~2% LEL LED2 flashing, with buzzer | |
| ~5% LEL LED3 flashing, with buzzer | |
| ~10% LEL LED4 flashing, with buzzer | |
| ~20% LEL LED5 flashing, with buzzer | |
| Alarm mode | LED, buzzer |
| Working temperature | -20C ~ 70C |
| Working humidity | less than 90% RH |
| Power source | Li cell 3.7V 1100mA/h |
| Indication of charge | 10% red LED1 |
| 20% red LED2 | |
| 30% red LED3 | |
| 40% red LED4 | |
| 50% red LED5 | |
| Indication of sensitivity | Level 0, red LED3 |
| Level -1, red LED2 | |
| Level -2, red LED0 | |
| Level +1, red LED4 | |
| Level +2, red LED5 | |
| Dimension | 275 * 70 * 30 mm |
| Weight | approx. 220g |
| MODEL | HST5750A+ |
| Detection | Freon, benzene, alcohol, acetone |
| Sensor | planar semiconductor |
| Warm up time | less than 60 seconds |
| Alarm | 20Hz ~ 5KHz |
| Range of alarm | ~1% LEL LED1 flashing, without buzzer |
| ~2% LEL LED2 flashing, with buzzer | |
| ~5% LEL LED3 flashing, with buzzer | |
| ~10% LEL LED4 flashing, with buzzer | |
| ~20% LEL LED5 flashing, with buzzer | |
| Alarm mode | LED, buzzer |
| Working temperature | -20C ~ 70C |
| Working humidity | less than 90% RH |
| Power source | Li cell 3.7V 1100mA/h |
| Indication of charge | 10% red LED1 |
| 20% red LED2 | |
| 30% red LED3 | |
| 40% red LED4 | |
| 50% red LED5 | |
| Indication of sensitivity | Level 0, red LED3 |
| Level -1, red LED2 | |
| Level -2, red LED0 | |
| Level +1, red LED4 | |
| Level +2, red LED5 | |
| Dimension | 275 * 70 * 30 mm |
| Weight | approx. 220g |
| MODEL | HST880 |
|---|---|
| Detection | natural gas, LPG, goal gas. |
| Sensor | thermal linear semiconductor sensor |
| Range of detection | 0 ~ 6000ppm |
| Bootup time | <= 20 seconds |
| Alarm frequency | 200Hz ~ 5kHz |
| Range of alarm | >= 500ppm |
| Alarm mode | LED, buzzer |
| Working temperature | 0°C ~ 50°C |
| Working humidity | under 90% RH |
| Power Source | Li cell 3.7V 650mA/h |
| Battery Indication | LCD displayed |
| Auto Power Off | 10 minutes after standby (buzzer alarm in last 30 seconds) |
| Dimension | 275 * 70 * 30 mm |
| Weight | approx. 220g |
| MODEL | HST881 |
|---|---|
| Detection | carbon monoxide (CO) |
| Sensor | electrical chemistry sensor |
| Bootup time | <= 20 seconds |
| Range of detection | 0 ~ 1000ppm |
| Resolution | 1ppm |
| Accuracy | 5% or 10ppm |
| Alarm frequency | 200Hz ~ 5kHz |
| Range of alarm | >= 40ppm |
| Alarm mode | LED, buzzer |
| Working temperature | 0°C ~ 50°C |
| Working humidity | under 90% RH |
| Power Source | Li cell 3.7V 650mA/h |
| Battery Indication | LCD displayed |
| Auto Power Off | 10 minutes after standby (buzzer alarm in last 30 seconds) |
| Dimension | 275 * 70 * 30 mm |
| Sensor Life time | >= 5 years |
| Weight | approx. 220g |
| HSTDX80 Gas for detect | Range | Precision | Least count | Response time |
| Oxygen (O 2 ) | 0-30%Vol | < ±5% (F.S) | 0.1%Vol | ≤ 15 sec |
| Combustible gas (E x ) | 0-100%LEL | < ±5% (F.S) | 1%LEL | ≤ 5 sec |
| Carbon monoxide (CO) | 0-999ppm | < ±5% (F.S) | 1ppm | ≤ 25 sec |
| Hydrogen sulphide (H 2 S) | 0-100.0ppm | < ±5% (F.S) | 1ppm | ≤ 30 sec |
| Sulfur dioxide (SO 2 ) | 0-100.0ppm | < ±5% (F.S) | 0.1ppm | ≤ 30 sec |
| Nitrogen monoxide (NO) | 0-250ppm | < ±5% (F.S) | 1ppm | ≤ 60 sec |
| Nitrogen dioxide (NO 2 ) | 0-20ppm | < ±5% (F.S) | 0.1ppm | ≤ 25 sec |
| Chlorine (Cl 2 ) | 0-20ppm | < ±5% (F.S) | 0.1ppm | ≤ 30 sec |
| Ammonia (NH 3 ) | 0-100ppm | < ±5% (F.S) | 1ppm | ≤ 50 sec |
| Hydrogen (H 2 ) | 0-1000ppm | < ±5% (F.S) | 1ppm | ≤ 60 sec |
| Hydrogen cyanide (HCN) | 0-50ppm | < ±5% (F.S) | 0.1ppm | ≤ 200 sec |
| Hydrogen chloride (HCl) | 0-20ppm | < ±5% (F.S) | 0.1ppm | ≤ 60 sec |
| Carbon dioxide (CO2) | 0-100000ppm | < ±5% (F.S) | 0.01ppm | ≤ 50 sec |