Tokyo Gas Engineering Solutions Corporation Laser Methane Mini, Инструкции по эксплуатации

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9. Main Specifications
9.1 Main Specifications of Main Unit
Items Specifications
Target Gas
Methane (CH
4
) and methane-containing gases
(natural gas and similar)
Units ppm·m / vol%·m / %LEL·m
Detection limits 1 ~ 50,000 ppm·m (0 ~ 5.00vol%·m)
Accuracy of detection ±10 % note)
Detection speed 0.1 seconds
Detection distance
0.5 m ~ 30 m
0.5 m ~ 100 m (using a reflect sheet)
Battery Rechargeable nickel metal hydride
Operating time Approx. 6 hours (at 25°C, Display level: 5)
Laser Safety
Guide light
Measurement light
IEC60825-1 (JIS C6802)
Output wavelength: 650nm
Output level: 1mW (Class 2) or less
Output wavelength: 1653nm
Output level: 10mW (Class 1) or less
NEVER LOOK INTO THE LASER BEAM
Intrinsic safety
Main Unit:
Battery Pack:
Electromagnetic Compatibility CE Marking EMC Directive
Operating temperature -17 ~ 50 °C
Operating humidity 30 ~ 90 % (No dew condensation)
Storage temperature -20 ~ 60 °C
Storage humidity 90 % or less
Dimensions 70 (W) x 179 (D) x 42 (H) mm
Weight 600 g or less (Including Battery Pack)
note) The Accuracy of detection at 100ppm·m and 1,000ppm·m on the special measurement system.
Ex ib
I M2
II 2G
Ex ib op-pr/op-is
I M2
II 2G
I
IIA T1
I
IIA T1