| Subpart E procedure
| Performance test
| Performance specification
| Test conditions
| Part 50,
appendix L
reference
|
|---|
| § 53.52 Sample leak check test | Sampler leak check facility | External leakage: 80 mL/min, max
Internal leakage: 80 mL/min, max | Controlled leak flow rate of 80 mL/min | Sec. 7.4.6.
|
| § 53.53 Base flow rate test | Sample flow rate
1. Mean
2. Regulation
3. Meas accuracy
4. CV accuracy
5. Cut-off | 1. 16.67 ±5%, L/min
2. 2%, max
3. 2%, max
4. 0.3% max
5. Flow rate cut-off if flow rate deviates more than 10% from design flow rate for >60 ±30 seconds | (a) 6-hour normal operational test plus flow rate cut-off test
(b) Normal conditions
(c) Additional 55 mm Hg pressure drop to simulate loaded filter
(d) Variable flow restriction used for cut-off test | Sec. 7.4.1.
Sec. 7.4.2.
Sec. 7.4.3.
Sec. 7.4.4.
Sec. 7.4.5.
|
| § 53.54 Power interruption test | Sample flow rate
1. Mean
2. Regulation
3. Meas. accuracy
4. CV accuracy
5. Occurrence time of power interruptions
6. Elapsed sample time
7. Sample volume | 1. 16.67 ±5%, L/min
2. 2%, max
3. 2%, max
4. 0.3% max
5. ±2 min if >60 seconds.
6. ±20 seconds
7. ±2%, max | (a) 6-hour normal operational test
(b) Nominal conditions
(c) Additional 55 mm Hg pressure drop to simulate loaded filter
(d) 6 power interruptions of various durations | Sec. 7.4.1.
Sec. 7.4.2.
Sec. 7.4.3.
Sec. 7.4.5.
Sec. 7.4.12.
Sec. 7.4.13.
Sec. 7.4.15.4.
Sec. 7.4.15.5.
|
| § 53.55 Temperature and line voltage test | Sample flow rate
1. Mean
2. Regulation
3. Meas. accuracy
4. CV accuracy
5. Temperature meas. accuracy
6. Proper operation. | 1. 16.67 ±5%, L/min
2. 2%, max
3. 2%, max
4. 0.3% max
5. 2 °C | (a) 6-hour normal operational test
(b) Normal conditions
(c) Additional 55 mm Hg pressure drop to simulate loaded filter
(d) Ambient temperature at −20 and + 40 °C
(e) Line voltage: 105 Vac to 125 Vac | Sec. 7.4.1.
Sec. 7.4.2.
Sec. 7.4.3.
Sec. 7.4.5.
Sec. 7.4.8.
Sec. 7.4.15.1.
|
| § 53.56 Barometric pressure effect test | Sample flow rate
1. Mean
2. Regulation
3. Meas. accuracy
4. CV accuracy
5. Pressure meas. accuracy
6. Proper operation. | 1. 16.67 ±5%, L/p;min
2. 2%, max
3. 2%, max
4. 0.3% max
5. 10 mm Hg | (a) 6-hour normal operational test
(b) Normal conditions
(c) Additional 55 mm Hg pressure drop to simulate loaded filter
(d) Barometric pressure at 600 and 800 mm Hg | Sec. 7.4.1.
Sec. 7.4.2.
Sec. 7.4.3.
Sec. 7.4.5.
Sec. 7.4.9.
|
| § 53.57 Filter temperature control test | 1. Filter temp. meas. accuracy
2. Ambient temp. meas. accuracy
3. Filter temp. control accuracy, sampling and non-sampling | 1. 2 °C
2. 2 °C
3. Not more than 5 °C above ambient temp. for more than 30 min | (a) 4-hour simulated solar radiation, sampling
(b) 4-hour simulated solar radiation, non-sampling
(c) Solar flux of 1000 ±50 W/m
2 | Sec. 7.4.8.
Sec. 7.4.10.
Sec. 7.4.11.
|
| § 53.58 Field precision test | 1. Measurement precision
2. Storage deposition test for sequential samplers | 1. Pj <2 µg/m
3 or RPj <5%
2. 50 µg max. average weight gain/blank filter | (a) 3 collocated samplers at 1 site for at least 10 days
(b) PM 2.5 conc. >3 µg/m
3
(c) 24- or 48-hour samples
(d) 5- or 10-day storage period for inactive stored filters | Sec. 5.1.
Sec. 7.3.5.
Sec. 8.
Sec. 9.
Sec. 10.
|
| The Following Requirement Is Applicable to Class I Candidate Equivalent Methods Only
|
| § 53.59 Aerosol transport test | Aerosol transport | 97%, min. for all channels. | Determine aerosol transport through any new or modified components with respect to the reference method sampler before the filter for each channel | |