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[24] Mic/Talkback 5-Pin Header

Connects to remote station (microphones, audio mixer & speakers)
for each zone.

[25] Relay Output 3-Pin Header

Relay output (COM, NC, and NO). Common (COM) and Normally
Open (NO) closes whenever that zone goes into alarm.

[26] Talkback Control 5-Pin Header

Connects to the DG-MA for talkback operation.

[27] Power Breaker

6.3A, 28Vdc power circuit breaker.

[28] Audio Out Jack

Connects to DG-MA for listening to monitored audio.

[29] Power Header

Accepts 15Vdc from power supply (included).

Fig. 2 DG-25

Rear Panel Layout

III

28 29

ZONE 22

ZONE 18

ZONE 15

ZONE 12

ZONE 9

ZONE 5

ZONE 6

ZONE 2

ZONE 1

ZONE 3

ZONE 4

ZONE 8

ZONE 7

ZONE 11

ZONE 14

ZONE 17

ZONE 16

ZONE 13

ZONE 10

TO RESET

ZONE 24

ZONE 25

ZONE 23

ZONE 19

ZONE 20

PUSH IN

RELEASE

AUDIO OUT

1 2 3 4 5

TB GND

TB RETURN

AUDIO

ALL

CALL

CTRL

GND

ZONE 21

JP51

15VDC. 8A

+15VDC GND

INSTALLATION AND OPERATING INSTRUCTIONS

LOUROE ELECTRONICS 6 9 5 5 VA L J E A N AVENUE, VAN NUYS, CA 91406

TEL (818) 994-6498

FAX

994-6458

website: www.louroe.com e-mail: [email protected]

(818)

dg_25_inst_1/12

Содержание DG-MA

Страница 1: ...elded cable 22 gauge with a 24 gauge drain wire NOTE Unshielded cable is not satisfactory for audio systems WIRING REQUIREMENTS West Penn 452 or equivalent WIRING REQUIREMENTS 4 Conductor consisting of 2 Conductor shielded 20 gauge with 22 gauge drain microphone connection 2 Conductor unshielded 18 gauge speaker connection All in the same jacket West Penn 356 or equivalent MODEL DG 25III Sound Act...

Страница 2: ...dg_25_inst_1 12 ...

Страница 3: ... Page 7 DG MA REAR PANEL LAYOUT Page 8 OPERATIONS Page 9 INSTALLATION Page 10 MICROPHONE CONNECTIONS CONNECTIONS TO MODEL TLI Page 11 CONNECTION TO TLMC Page 12 CONNECTIONS TO PLUG IN CONNECTOR AUDIO AND RELAY Page 13 DG 25III AND DG MA CONNECTIONS Page 14 CONNECTION TO EXTERNAL RECORDER Page 15 CONNECTING MLA 6 MIXER TO DG 25III AND REMOTE MICROPHONE Page 17 POWER CONNECTIONS Page 18 PARALLELING ...

Страница 4: ...s Louroe s MLA 6 may be used to expand the area of coverage per zone Up to 6 microphones per zone may be used Provisions for audio output to a recorder and alarm relay closures for other equipment are available at the DG 25III rear panel A tester for alarm delay and audio is built in to the DG 25III The DG 25III will work with all Louroe microphones and speakers Two way talk listen is accomplished...

Страница 5: ...position increases the length of alarm delay b DOWN position decreases the length of alarm delay 6 Audio Alarm Input Jack Used for testing the level of audio coming into the unit as seen from the Audio Level Indicator 17 7 Threshold Sensitivity Switch Selects to increase or decrease the audio threshold sensitivity settings Used in conjunction with the Day Night Sensitivity Switch 9 Night Sensitivi...

Страница 6: ...ets Alarm Delay Indicator 18 12 Reset Switch Resets all zone alarms simultaneously 13 Tester Power Switch Turns ON power to the tester section of the unit 14 Non Alarm Monitor Switch Used to listen or monitor any or all the zones even when no alarm has occurred Audio from any or all zones that have been switched to monitor Zone Selector Swtches 1 in UP position can be heard at the Monitor Speaker ...

Страница 7: ...al pushes have no effect on the switch 21 Day Sensitivity Setting Pushbutton Used to set the audio threshold sensitivity for daytime The Day Night Sensitivity Switch 9 must be in the Down position The switch can be pushed to a maximum of 32 times 22 Audio Alarm Output Jack Provides DC output corresponding to the audio alarm level after the filter network Used to set and test the level of audio as ...

Страница 8: ...onitored audio 29 Power Header Accepts 15Vdc from power supply included Fig 2 DG 25 Rear Panel Layout III 24 25 26 27 28 29 ZONE 22 ZONE 18 ZONE 15 ZONE 12 ZONE 9 ZONE 5 ZONE 6 ZONE 2 ZONE 1 ZONE 3 ZONE 4 ZONE 8 ZONE 7 ZONE 11 ZONE 14 ZONE 17 ZONE 16 ZONE 13 ZONE 10 TO RESET ZONE 24 ZONE 25 ZONE 23 ZONE 19 ZONE 20 PUSH IN RELEASE AUDIO OUT 1 2 3 4 5 TB GND TB RETURN TB AUDIO ALL CALL CTRL GND ZONE...

Страница 9: ... once 34 Monitor Level Control Used to adjust the level of monitored audio 35 Headphone Jack Used for private listening Any monaural headphone with an impedance of 8 to 600W may be used 36 Monitor Speaker Audio from any selected zone is produced through the speaker 37 Power LED Indicates power is present at the unit Fig 3 DG MA Front Panel Layout 30 31 32 33 34 35 36 37 TALKBACK INDICATOR MIC ALL ...

Страница 10: ...ack Accepts monitored audio from DG 25III Audio is transmitted through the Monitor Speaker 36 42 Power Cord Connects to 120 Vac line Fuse is 1 5A slow blow 43 Fuse Holder Holds the power fuse of the unit Fig 4 DG MA Rear Panel Layout 42 41 40 39 43 38 INPUT AUDIO OUTPUT 1 2 3 4 5 INSTALLATION AND OPERATING INSTRUCTIONS LOUROE ELECTRONICS 6 9 5 5 VA L J E A N AVENUE VAN NUYS CA 91406 TEL 818 994 64...

Страница 11: ...with the Monitor Level Control Knob 34 on the DG MA panel The alarm is canceled by pressing the Reset Switch 12 Selecting the monitor position for one or more zones allows the audio to be monitored without an alarm occurring whenever the Non Alarm Monitor Switch 14 is in the ON position The level is controlled by the Monitor Level Control 34 on the DG MA When a Zone Selector Switch 1 is in the Mon...

Страница 12: ... ensure long life and reduce maintenance requirements Adequate space should be provided around the units when placed inside the rack to prevent heat build up due to poor air circulation The air must be vented out of the cabinet The fan s filter filament should be taken out of the guard and cleaned with warm water after 3 months and replaced every six months The filter filament should be cleaned mo...

Страница 13: ...onnection diagram using model TLMC speaker microphone unit A B C A B C Speaker Power Tap Table Green Lead 70V 5 Watts Yellow Lead 70V 2 5 Watts Blue Lead 70V 1 25 Watts Red Lead 70V 62 Watts Black Lead 70V Common A B C Drain Red Black Red Green Yellow White Green Blue Mounting TLI to VPSC Housing Place TLI inside VPSC matching the 4 mounting screws and secure with furnished nuts and washers No kno...

Страница 14: ... 70 Volt Selector Switch Factory Set at 70V 4 Conductor Cable West Penn 356 or Equivalent To Base Station Call Button Time Selector Dip Switch Speaker Level Control Factory Set Do Not Adjust SP 6 7 A B C INSTALLATION AND OPERATING INSTRUCTIONS LOUROE ELECTRONICS 6 9 5 5 VA L J E A N AVENUE VAN NUYS CA 91406 TEL 818 994 6498 FAX 994 6458 website www louroe com e mail sales louroe com 818 dg_25_inst...

Страница 15: ...e done by connecting the cable to the 3 pin plug in connector supplied as shown in Fig 7 To prevent losing the connectors until needed plug the connectors to the headers in the rear panel of the DG 25III when relay outputs are not in use Maximum rating of the relay contact is 0 5A 125 Vac or 1 8A 30 Vdc DO NOT EXCEED CURRENT RATING OR RELAY MAY BE DAMAGED CONNECTOR TO HEADER CONNECTIONS With power...

Страница 16: ...nal 4 of DG MA terminal 5 of DG 25III to terminal 5 of DG MA Connect the RCA cable between the DG 25III and DG MA as shown in Fig 8 Fig 8 Connecting the to DG MA DG 25III ZONE 18 ZONE 15 ZONE 17 ZONE 16 ZONE 19 ZONE 20 1 2 3 4 5 TB GND TB RETURN TB AUDIO ALL CALL CTRL GND ZONE 21 JP51 INPUT AUDIO OUTPUT Rear of DG MA Rear of DG 25III RCA Cable INSTALLATION AND OPERATING INSTRUCTIONS LOUROE ELECTRO...

Страница 17: ...ecorder See Fig 9 below INPUT OUTPUT AUDIO IN OUT RCA CABLES AUDIO REAR OF DG MA INPUT OUTPUT AUDIO JUMPER REAR OF DG MA Fig 9 Connecting to a Receiving Device RECEIVING DEVICE Fig 9A Jumper Connection NOTE If DG MA is not connected to a recording device jumper must be plugged into the audio input and output Otherwise DG MA will not receive audio from the remote microphone INSTALLATION AND OPERATI...

Страница 18: ...ock Speaker HIGH side denotes the positive and the LOW side denotes the negative or speaker return terminal Fig 11 shows connection for two microphones Additional microphones are connected the same way as shown for MIC 1 and MIC 2 Fig 10 Connecting MLA 6 to DG 25III and speaker microphone unit TLI TLMC MLA 6 Audio Mixer Combiner To Base Station To Speaker Microphone Green White Green White Red Bla...

Страница 19: ...C 2 Fig 11 Connecting MLA 6 to DG 25III and remote microphones To Base Station Mic 1 Red Black Bare Red Black Bare West Penn 452 Mic 2 West Penn 452 MLA 6 Audio Mixer Combiner INSTALLATION AND OPERATING INSTRUCTIONS LOUROE ELECTRONICS 6 9 5 5 VA L J E A N AVENUE VAN NUYS CA 91406 TEL 818 994 6498 FAX 994 6458 website www louroe com e mail sales louroe com 818 dg_25_inst_1 12 ...

Страница 20: ...les hold the plug in connector in place Plug the power supply to a 110 Vac outlet Plug the DG MA AC cord to a 110 Vac outlet Fig 12 Connecting power supply to DG 25III PUSH IN RELEASE Black Green White to power source INSTALLATION AND OPERATING INSTRUCTIONS LOUROE ELECTRONICS 6 9 5 5 VA L J E A N AVENUE VAN NUYS CA 91406 TEL 818 994 6498 FAX 994 6458 website www louroe com e mail sales louroe com ...

Страница 21: ... No cable is connected to the A terminal of the other connector These plug in connectors plug into the Mic Talkback 5 Pin Header 24 at the rear panel of the respective DG 25III Fig 13 Paralleling two DG 25III s Fig 14 Paralleling two plug in connectors of two DG 25III s INPUT AUDIO OUTPUT 1 2 3 4 5 ZONE 18 ZONE 19 ZONE 20 ZONE 21 ZONE 15 ZONE 17 ZONE 16 ZONE 18 ZONE 19 ZONE 20 ZONE 21 ZONE 15 ZONE...

Страница 22: ...nection between units The Audio in and Audio Out Terminal of the external amplifier can be RCA jacks In such case the interconnect cable between the DG MA Control Terminal Block 40 numbers 1 and 3 and external amplifier Audio In should be two spade lug terminals on one end and on RCA plug on the other Also the cable between Audio Out of the external amplifier and DG 25III plug in connector numbers...

Страница 23: ...34 on the DG 25III to comfortable listening level 5 Return all Zone Selector Switches 1 to neutral MID position 6 To set the threshold sensitivity of each zone another person at the remote station is needed to generate a normal background noise like people having a conversation and an alarm noise such as someone screaming or yelling 7 Place Day Night Sensitivity Switch 9 in DOWN position to select...

Страница 24: ...N to decrease the sensitivity and UP to increase sensitivity d Push and release quickly the Day Sensitivity Setting Pushbutton 21 once or twice while observing the Audio Level Indicator 17 If the audio level does not pass the last green segment the setting is near correct but an actual check is necessary Another person is needed in the remote area to generate some noise to trigger the unit The noi...

Страница 25: ...rm Delay Indicator 18 g Push and release quickly the Alarm Delay Setting Pushbutton 19 the number of times necessary to attain the correct time delay h Push the Tester Trigger Pushbutton 10 Zone 1 will again go into alarm i Check the reading of the Alarm Delay Indicator 17 The new time is now indicated If the time is still below the desired time repeat steps 13f thru 13i j If the required time del...

Страница 26: ... 2 Set the Talkback Level Control 31 to mid range 3 Talk to each zone one at a time by depressing each Zone Selector Switch 1 to talkback while an observer in the remote zone checks for loudness and cleaness of the output from each speaker 4 Press the All Call Pushbutton Switch 33 while using the talkback microphone to verify clear output to all zones 5 Determine best talkback audio level by adjus...

Страница 27: ...plug in the connector of a known working microphone from another zone to the DG 25III Mic Talkback 5 pin Header 24 of the inoperative zone to confirm that the circuitry of the DG 25III is operative and to confirm that the problem is in the remote microphone or cabling 5 Zone speaker inoperative a Check wiring from DG 25III and remote speaker Check color coding 6 No audio at speaker headphone of DG...

Страница 28: ...esponse 100Hz to 10 kHz Output impedance talkback 70 Volt line Output impedance record 10 kW Output impedance headset 8 to 600W Alarm duration 3 sec Monitor output power DG MA 2W rms into 8W Talkback output power DG MA 20W rms into 70V line Module filter frequency response See figure on following page Power supply input DG 25III 120 Vac 6A 60 Hz Power input DG 25III 15 Vdc 5A Power consumption DG ...

Страница 29: ...IGHT settings where a small amount of noise picked up by the microphone will set off the alarm in the base station Input The terminals on the apparatus to which signal is applied Jacket Pertaining to wire and cable the outer protective covering may also provide additional insulation Low Sensitivity Settings Alarm threshold settings which also correspond to DAY settings where higher sound level is ...

Страница 30: ... contact of a relay This contact opens whenever the relay coil is energized Shielded Cable An insulated wire that has been shielded by a copper braid or tape An aluminum foil or a semi conductive vinyl Speaker A term to refer to a loudspeaker located in the remote station This unit can be used by itself for talkback only operation or in combination with microphone for two way communication Talkbac...

Страница 31: ...ES INSTALLATION AND OPERATING INSTRUCTIONS LOUROE ELECTRONICS 6 9 5 5 VA L J E A N AVENUE VAN NUYS CA 91406 TEL 818 994 6498 FAX 994 6458 website www louroe com e mail sales louroe com 818 dg_25_inst_1 12 ...

Страница 32: ... ELECTRONICS warrants that at the time of shipment products manufactured by LOUROE ELECTRONICS to be free of defects in material and workmanship Should a defect appear within one year 12 months from date of shipment LOUROE ELECTRONICS will at its sole discretion repair or replace the defective equipment This equipment shall not be accepted for repair or return without prior notification by LOUROE ...

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