Procom 4NPA - Manual

Data Sheet
4NPA
LF Interface Module
4NPA
Low Frequency Interface Module for Intercom and Public
Address Systems
Fig. 4NPA (L- No. 2.320)
At a Glance:
• Low frequency (LF) control of third-party amplifiers in intercom
systems
• Connecting call stations with line control in public address
systems
• Low frequency call forwarding of/to radio module
• Low frequency interface for external low frequency sources
• Gate intercom (optional)
Date: 13.03.2009 1 Page: 1/5 Author: HS Document-No.: DB_4NPA_2320_01
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