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Introduction
Specifications
Thermo Scientific
146iQ Instruction Manual
1-9
Table 1–1
lists the specifications for the 146iQ.
Table 1–1.
146iQ Specifications
Gas Dilution
Flow Measurement Accuracy
1
±(
0.8% of r 0.2% of full-scale)
Linearity of Flow Measurement
0.25% of full-scale
Repeatability of Flow
Control
±
0.2% of full Scale
Typical MFC Warm-Up Time
<1 second
Available Zero Air MFC Ranges
0-5, 0-10, 0-20 SLPM
Available Span Gas MFC Ranges
0-50,0-100, 0-200 sccm
Available 2
nd
Span Gas MFC Ranges
(Optional)
0.05, 0-1, 0-2, 0-5, 0-10, 0-20, 0-50, 0-100, 0-200,
0-500 sccm
0-1, 0-2, 0-5 SLPM
Available Span Gas Ports
6
Purge Functionality
Standard
Response time as measured at output of
manifold to 99% of final value
< 1 minute
< 4 minutes for gas-phase titration (GPT) mode
Meets or exceeds U.S. EPA Dynamic Parameters
specification requirements for gas-phase titration
Physical Specifications
Operating Temperature Range
0–45
°
C
Power Requirements
100-240 VAC 50/60 Hz
275 watts
Physical Dimensions
24 in (D) x 16.75 in (W) x 8.72 in (H) [609 mm (D)
425.45 mm (W) x 221.48 mm (H)]
Weight
43 lbs (with 3 MFCs, Ozonator, and Photometer)
Ozonator
Maximum Ozonator Output
6 ppm-LPM
Minimum Ozonator Output
10 ppb-LPM
Minimum O
3
Concentration
3 ppb
Carrier Gas Flow
150 cc/min nominal
Response Time
<180 seconds
Photometer
Ranges
0–5.0 ppm (selectable)
Zero Noise
0.75 ppb RMS (60 sec. averaging)
Specifications
Summary of Contents for 146iQ
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