ASL INTERCOM RRM02 - Cabling Requirements; Cabling for Relay PTT and Audio Connection to an ASL or Other PA System; Cabling for Serial Data and Audio Connection to an ASL VAR Router, DAU, or ACU Microphone Input

RRM02 - Product Manual
Issue: 02 complete, approved
Page 9 of 68
3.2.2 Cabling Requirements
3.2.2.1 Cabling for Serial Data and Audio Connection to an ASL VAR Router, DAU, or ACU
Microphone Input
Signals Cable Description Suggested Type
Audio 1 x 2 core, twisted, screened
Microphone Data (Mic Data) 1 x 2 core, twisted, screened
Overall foil screened.
Low Smoke and Fume (LSF).
CAT5 STP can be used up to 500 m without
adverse cross-talk.
Fire Rated equivalent can be used.
Power 1 x 2 core, screened, 1 mm
Overall foil screened.
Low Smoke and Fume (LSF).
Fire Rated equivalent can be used.
L
For cable-run limitations and alternative cable types, please refer to Application Solutions (Safety and
Security) Limited for advice.
!
!
For EMC compliance:
1. Screened cables must be used where specified.
2. All field cable screens must be connected to the back box.
3. All screen tails must be <3 cm.
3.2.2.2 Cabling for Relay PTT and Audio Connection to an ASL or Other PA System
Signals Cable Description Suggested Type
Audio 1 x 2 core, twisted, screened
Overall foil screened.
Low Smoke and Fume (LSF).
CAT5 STP can be used up to 500 m without
adverse cross-talk.
Fire Rated equivalent can be used.
Relay PTT Signal 1 x 2 core, screened, 1 mm
Overall foil screened.
Low Smoke and Fume (LSF).
Fire Rated equivalent can be used.
Power 1 x 2 core, screened, 1 mm
Overall foil screened.
Low Smoke and Fume (LSF).
Fire Rated equivalent can be used.
L
For cable-run limitations and alternative cable types, please refer to Application Solutions (Safety and
Security) Limited for advice.
!
!
For EMC compliance:
1. Screened cables must be used where specified.
2. All field cable screens must be connected to the back box.
3. All screen tails must be <3 cm.