1 Scope
This standard specifies the product classification, technical requirements, test methods, inspection rules, marking, packaging, transportation and storage of information transmission device for coal mine (hereinafter referred to as device).
This standard is applicable to the information transmission device for coal mine.
2 Normative References
The involved provisions in the following standards will become the provisions by quoting by this standard. When published, all the shown versions are valid. All the standards will be modified, and all parties using this standard shall discuss the possibility of using the latest version.
