7 CFR § 801.6
Tolerances for moisture meters
July 6, 2020
(a) The maintenance tolerances for Motomco 919 moisture meters used in performing official inspection services shall be:
(1) Headquarters standard meters:
Open Table
| Moisture range | Tolerance | |
|---|---|---|
| Direct comparison | Sample exchange | |
| Low | ±0.05 percent moisture, mean deviation from National standard moisture meter using Hard Red Winter wheat | |
| Mid | ±0.05 percent moisture, mean deviation from National standard moisture meter using Hard Red Winter wheat | |
| High | ±0.05 percent moisture, mean deviation from National standard moisture meter using Hard Red Winter wheat | |
(2) All other than Headquarters standard meters:
Open Table
| Moisture range | Tolerance | |
|---|---|---|
| Direct comparison | Sample exchange | |
| Low | ±0.15 percent moisture, mean deviation from standard moisture meter using Hard Red Winter wheat | ±0.20 percent moisture, mean deviation from standard moisture meter using Hard Red Winter wheat |
| Mid | ±0.10 percent moisture, mean deviation from standard moisture meter using Hard Red Winter wheat | ±0.15 percent moisture, mean deviation from standard moisture meter using Hard Red Winter wheat |
| High | ±0.15 percent moisture, mean deviation from standard moisture meter using Hard Red Winter wheat | ±0.20 percent moisture, mean deviation from standard moisture meter using Hard Red Winter wheat |
(b) The maintenance tolerances for GAC 2100 moisture meters used in performing official inspection services shall be:
(1) Headquarters standard meters. By direct comparison using mid-range Hard Red Winter wheat, ±0.05% mean deviation for the average of the Headquarters standard moisture meters.
(2) All other than Headquarters standard meters. By sample exchange using mid-range Hard Red Winter wheat, ±0.15% mean deviation from the standard meter.
[63 FR 34554, June 25, 1998]
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