Model |
GD400-H2S |
Sampling Method |
Pump suction & diffusion dual-use type |
Gas Type |
Hydrogen Sulfide (H2S) |
Principle |
Electrochemistry |
Measuring Range |
0 to 50ppm, 0 to 100ppm, 0 to 200ppm |
Resolution |
0.01ppm (0-50ppm), 0.1ppm (0-100/200ppm) |
Response Time |
≤30 seconds |
Precision |
≤±2%F.S except for special gases |
Language |
Chinese/English (More language can be customized) |
Automatically Test and Calibrate after Power-on |
Including reset, maximum value (MAX), minimum value (MIN), STEL, TWA value |
Unit |
ppm and mg/m3 can be switched and displayed by one key, and the concentration value is automatically converted by the system |
Display |
Monochrome graphics (160 x 96), the screen can be automatically flipped |
Backlight |
The backlight time can be manually set, and will be turned on automatically when an alarm is issued. |
Data Record |
Can store 100,000 sets of data, the storage interval is adjustable from 5 to 3600 seconds, data can be exported, with a data cable |
Alarm |
95dB buzzer (@30cm), vibration alarm and flashing red LED and alarm status indication on the screen, alarm latched; diagnostic alarm and battery undervoltage alarm, pump block alarm; man down alarm, with early warning and optional real-time remote Bluetooth notification function |
Battery |
3.7V rechargeable lithium battery, battery capacity 2200mA |
Working Hours |
More than 15 hours in continuous pumping mode |
Charger |
Travel charger with DC interface, charging time ≥ 4 hours |
Explosion-proof Grade |
Ⅱ 2G Ex ia Ⅱ CT4 Ga |
Certification (EU regulations) |
CE, ATEX (Standard: EN IEC 60079-0:2018, EN 60079-1:2014) |
Protection grade |
IP67 |
Working Temperature |
-20℃~+50℃ |
Humidity |
0~90%RH (no condensation) |
Environmental Pressure |
86~106Kpa |
Size |
157*84.5*59.5mm (including the back clip/water trap filter) (length * width * height) |
Weight |
365g (including battery, belt clip and filter) |
Extension Probe |
About 480mm (Total Length), About 300mm (Probe Head) |
Package Included |
1 piece Gas detector, 1 piece 12V/1A DC power adapter, 1 piece USB cable, 1 piece User manual, 1 piece Warranty card, 1 piece Filter, 1 piece Aluminum suitcase |