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SDP1000-L Datasheet(PDF) 2 Page - List of Unclassifed Manufacturers |
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SDP1000-L Datasheet(HTML) 2 Page - List of Unclassifed Manufacturers |
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2 / 10 page  www.sensirion.com v5 February 2013 2/10 1 Specifications Table 1: Sensor specifications (at 23°C and pabsolute = 966 mbar, VDD = 5.0 V unless otherwise noted). Parameter SDP1000-L025 SDP1000-L05 SDP1000-L SDP1000-R SDP2000-L Unit Min Typ Max Min Typ Max Min Typ Max Min Typ Max Min Typ Max Measurement range -62 62 -5 125 - 20 500 - 20 500 -100 3500 Pa -0.25 0.25 -0.02 0.5 -0.08 2 -0.08 2 -0.4 14 Inch water Power supply (see Tab 4) 4.75 5.00 5.25 4.75 5.00 5.25 4.75 5.00 5.25 4.75 5.00 5.25 4.75 5.00 5.25 V Full scale output (100 k Ω load) Typ. 4.00V at +62Pa Typ. 0.20V at –62Pa 4.00 4.00 4.00 4.00 V Zero Pressure Output 2.10 0.250 0.250 0.250 0.250 V Accuracy (also see Figure 1) 0.5 0.6 0.2 0.3 0.1 0.2 0.2 0.3 0.1 0.2 % FS (1)(2) 1.5 2 1.5 2 1 1.5 1 1.5 1 1.5 % m.v. (1) Repeatability 0.3 0.5 0.3 0.5 0.3 0.5 0.3 0.5 0.3 0.5 % m.v. (1) Offset stability 0 ±0.1 0 ±0.1 0 ±0.1 0 ±0.3 0 ±0.3 Pa / year Additional error over temperature (T ≠ 23°C) 0.003 0.006 0.003 0.006 0 0 0 0 0 0 % FS/°C (2) 0.03 0.05 0.03 0.05 0.03 0.05 0.03 0.05 0.03 0.05 % m.v./°C Resolution < 30% FS(1) 0.05 0.1 0.2 0.05 0.1 0.2 0.05 0.1 0.2 0.05 0.1 0.2 0.2 0.5 1 Pa Resolution 30..70% FS(1) 0.2 0.5 1.5 0.2 0.5 1.5 1 2.5 8 Pa Resolution > 70% FS(1) 1.5 2.2 3 1.5 2.2 3 8 11 14 Pa (1) FS = full scale or span, m.v. = measured value, i.e. reading, whichever value is bigger (2) FS = full scale or span, i.e. for the SDP1000 it is 500 Pa (2 “H2O), for the SDP1000-L025 it is 62 Pa (0.25 “H2O), (3) See 2.2 Voltage Output formula for conversion Figure 1: Accuracy (includes errors caused by offset, linearity, hysteresis and repeatability) of the SDP1000 -L (1), (2) compared with typical membrane sensors (3). Figure 2: Max. repeatability and offset drift/year of the SDP1000-L (1) compared with two typical membrane based sensors (2,3). 0 1 2 3 4 5 6 7 8 9 10 0 10 20 30 40 50 60 70 80 90 100 differential pressure [% full scale] 0 1 2 3 4 5 6 7 0 1 2 3 4 repeatability [Pa] (1) (2) (3) (1) SDP1000-L (2,3) Membrane based sensors 1 2 3 (1) SDP1000 / SDP2000 around 23°C (2) SDP1000 / SDP2000 between 0°…50°C (3) Typical membrane based sensor with 1.5% FS error between 10°…40°C |
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