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Operation and Maintenance Manual 21
Physical Specifications
Power requirements
Dimensions and weight
Repeatability
*
<1.5% RSD 8 hours (~ the same in N and
nitrosamine)
<2% RSD 18 hours (~3% RSD in nitrosamine
mode over 21 hours)
Gas flow through Ozone Generator 20-30 mL/min at 3-6 psig (inlet pressure)
Typical reaction cell pressure 4 - 8 Torr RV5 Oil Sealed Pump
6 - 12 Torr Dry Piston Pump
Typical Burner Pressure 130 - 150 torr operating
Typical Burner Temperature 900 °C
Typical Hydrogen Flow Rate 6-10 SCCM
Typical Oxygen Flow Rate 8 - 15 SCCM
Signal Output Ranges 0-1V, 0-10V, 0 - 10V
* Burner temperature 950 °C, 11 SCCM oxygen, and 6 SCCM hydrogen; 25 ppm N as nitrobenzene in toluene;
0.2 µL injection on column (HP 19095-121Z), n=7 for 3 hours; n=13 for 18 hours and n=10
n-dipropylnitrosamine in toluene at 4 µg/mL, 0.2 µL injection on column (HP 19095-121Z).
355 SCD Detector 115 VAC, 50/60 Hz, 1400 W
100 VAC, 50/60 Hz, 1400 W
220-240 VAC, 50/60 Hz, 650W
255 NCD Detector 115 VAC, 50/60 Hz, 1400 W
100 VAC, 50/60 Hz, 1400 W
220-240 VAC, 50/60 Hz, 650W
Dual Plasma Controller 100-120 VAC, 50/60 Hz, 200 W
220-240 VAC, 50/60 Hz, 200 W
Detector Height: 16.0 in (40.6 cm)
Width: 9.2 in (23.4 cm)
Depth: 21.8 in (55.3 cm)
355 SCD Weight: 34.0 lbs (15.0 kg)
255 NCD Weight: 37.5 lbs (17.0 kg)