VM15 User Manual Specification
248
⚫ Sidestream (Multi Gas)
◼ Operating Temperature
◆ ISA OR+/AX+: 5 to 50 °C (41 to 122 °F)
◼ Operating Humidity
◆ < 40 hPa H2O (non-condensing) (95 %RH at 30 °C)
◼ Operating Atmospheric Pressure
◆ 525–1200 hPa
(525 hPa corresponding to an altitude of 4,572 m / 15,000 feet)
◼ Power Supply
◆ 4.5 to 5.5 VDC
◆ ISA AX+: < 1.6 W (normal op.), < 2.0 W (peak 5 VDC)
◆ ISA OR+: < 2.0 W (normal op.), < 2.4 W (peak @ 5 VDC)
◼ Breath Detection
◆ Adaptive threshold, minimum 1 vol% change in CO2 concentration
◼ Respiration Rate
◆ 0 ~ 150 bpm, ± 1 bpm
◼ Warm-up Time
◆ ISA OR+/AX+: < 20 seconds
(Concentrations reported, automatic agent identification enabled and full accuracy)
◼ Typical Rise Time
◆ CO2 ≤ 200 ms (≤ 250 ms for ISA OR+/AX+)
◆ N2O ≤ 350 ms
◆ Agents ≤ 350 ms
◆ O2 ≤ 450 ms (only ISA OR+)
◼ Total System Response Time
◆ < 3 seconds (with 2 m Nomoline sampling line)
◼ Accuracy - Standard Conditions
(valid for dry single gases at 22 ± 5 °C and 1013 ± 40 hPa)
◆ CO2:
0 to 15 vol% ±(0.2 vol% + 2% of reading)
15 to 25 vol% (Unspecified)
◆ N2O:
0 to 100 vol% ± (2 vol% + 2% of reading)
◆ SEV:
0 to 10 vol% ± (0.15 vol% + 5% of reading)
10 to 25 vol% (Unspecified)
◆ DES
0 to 22 vol% ± (0.15 vol% + 5% of reading)
22 to 25 vol% (Unspecified)
◆ HAL, ISO, ENF
0 to 8 vol% ± (0.15 vol% + 5% of reading)
8 to 25 vol% (Unspecified)
◼ Accuracy - All Conditions
(valid for all specified environmental conditions)
◆ CO2: ± (0.3 kPa + 4% of reading)
◆ N2O: ± (2 kPa + 5% of reading)
◆ Agents: ± (0.2 kPa + 10% of reading)
◆ O2: ± (2 kPa + 2% of reading) - only ISA OR+
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