- Phone
-
Address
No. 22 Hechuan Road, Licang District, Qingdao City
Product Categories
Qingdao Laoshan Electronic Instrument Factory Co., Ltd
LD121 smoke pressure and flow calibrator
NegotiableUpdate on 05/19
- Model
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Overview
LD121 smoke pressure and flow calibrator
Product Details
Adopting standards
JJG680-2007 "Verification Regulations for Smoke and Dust Samplers"
FEATURES
Directly display instantaneous flow and cumulative flow with numbers;
Accumulated flow can display working conditions and standard conditions;
Equipped with password protection function to prevent arbitrary parameter changes;
Optional National Institute of Metrology calibration certificate.
Main indicators
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Parameters |
measuring range |
resolution |
accuracy |
|
internet traffic |
(5~80)L/min |
0.1L/min |
Better than ± 1.0% |
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External dimensions |
(Length 350 x Width 310 x Height 135) mm |
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Whole machine weight |
2.5kg |
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Working power supply |
AC 220V ± 22V, 50Hz |
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ambient temperature |
(-20~50)℃ |
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|
ambient humidity |
（0~95）% |
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