IBDM308
Issue 3 16/11/2001
ECR 1250
BDM 304,304M,308,308M
316&316M
Operating Instructions
www.acornfiresecurity.com
Page 1: ...IBDM308 Issue 3 16 11 2001 ECR 1250 BDM 304 304M 308 308M 316 316M Operating Instructions www acornfiresecurity com www acornfiresecurity com...
Page 2: ...l important functions are incorporated into the microphone and may be selected as required DIL switches are accessed via the side panel refer to Fig 2 1 Speak Now Indicator The Speak Now LED will oper...
Page 3: ...stant irrespective of input level changes Using it will prevent system overload when different personnel use the microphone or speak too close to the microphone Note Sensitivity increases by 12dB when...
Page 4: ...ang socket box and connections are made using screw terminals FUNCTION BMS 25 CONNECTIONS ZONE 1 1 2 NPN open 2 3 collector 3 4 outputs 4 5 40V 100mA 5 6 Max to 6 7 zone select 7 8 relays etc 8 9 Conn...
Page 5: ...ove Jumper 2 on Line level From P11 situated 3 on Limiter behind DIL switch 4 on Speak Now delay for zone cancel mode Default 2 on 1 3 4 off Default Jumper fitted Note Ensure that the supply is discon...
Page 6: ...6 Issue 3 1 2 3 4 5 6 7 8 16 15 14 13 12 11 10 9 1 2 3 4 5 6 7 8 16 15 14 13 12 11 10 9 BDM308 316 INSERT TEMPLATE www acornfiresecurity com www acornfiresecurity com...
