Answer:
The MI-DMMI is categorized under HSN tariff code 85311020 for fire alarm apparatus. It complies with European standards EN 54-17 (short-circuit isolators) and EN 54-18 (input/output devices), and is approved to GEA GEI 1-082 and CEA GEI 1-084.
For commercial documentation and tax compliance, the Honeywell Morley-IAS MI-DMMI monitor module is supplied under HSN code 85311020, covering electric sound or visual signalling apparatus for fire protection systems.
The module meets European fire detection product standards, holding certifications under EN 54-17 (short-circuit isolators) and EN 54-18 (input/output devices). It is also approved in accordance with GEA GEI 1-082 and CEA GEI 1-084 technical specifications.
