// CODE SNIPPET
220.127.116.11.1 Alarm Threshold
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The refrigerant vapor detector shall activate approved visual and audible alarm signaling devices at one of the following refrigerant thresholds:
- At a value not greater than the corresponding TLV-TWA (or toxicity measure consistent therewith); not to exceed 25 percent of the lower flammable limit (LFL)
- For ammonia, at a concentration not exceeding 25 parts per million
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