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Z4

II 

& Z8

II

 Installation and User Manual v1.0

26

26

Z4

II

 & Z8

II

Line Inputs

Frequency Response

20 Hz - 20 kHz, ±0.5 dB

Distortion

<0.05% 20 Hz - 20 kHz

Sensitivity

195 mV (-12 dBu) to 2.0 V (+8 dBu)

Input Gain Control 

20 dB range

Input Impedance 

47 kΩ

Headroom 

>20 dB

Noise

-90 dB A-weighted (0 dB gain)

Microphone Inputs

Frequency Response

100 Hz / -3 dB (filter) 20 kHz ±0.5 dB

Distortion

<0.05% 20 Hz – 20 kHz

Gain Range

10 dB – 50 dB

Input Impedance

>2 kΩ (balanced)

Phantom power

+15 V (PCB jumper for on/off)

Headroom

>20 dB

Noise

-120 dB EIN 22 Hz - 22 kHz (150 Ω)

Equalisation

HF: ±10 dB @ 5 kHz, LF: ±10 dB @ 100 Hz

Facility Input

Input Impedance

10 kΩ (balanced); pin 3 (+), pin 4 (-)

Sensitivity

0 dBu  (775mV)

Noise Gate

Ground pin 5 to open

Outputs

Balanced Zone Outputs

775 mV (0 dBu), 3 pin screw terminal connector

Minimum load impedance

600 Ω

Maximum output level

+20 dBu (7.75 V)

Music Equalisation

HF: ±10 dB @ 10kHz, LF: ±10 dB @ 50 Hz

General Specifications

Z4

II

Z8

II

Power Input

230 V ±10% 115 V ±10% AC 50 - 60 Hz

Fuse Rating

230 V – T100mA H

115 V – T200mA H

230 V – T125mA H

115 V – T250mA H

Fuse Type

20 mm x 5 mm 250 V

Dimensions (W x H x D)

482.6 mm x 132.5 mm (3U) x 160.0 mm 

Weight

3.83 kg net

4.40 kg net

Technical Specifications

Содержание Z4II

Страница 1: ...Z4II Z8II ZONE MIXERS Installation and User Guide...

Страница 2: ......

Страница 3: ...12 16 paging mic 13 Connecting a PM1 paging mic 14 Music Control 14 Connecting an RL 1 remote control plate 14 Connecting an RSL 6 remote control plate 15 Music Mute 15 Setting Up Operation 16 Music I...

Страница 4: ...ead power lines etc the performance of the unit may be degraded The product conforms to the following European electrical safety standard BS EN 60065 2002 The Z4II and Z8II were developed and manufact...

Страница 5: ...echnical specifications The Z4II Z8II manual includes full details of the optional LM 1 and DM 1 remote input panels Basic information on interfacing Cloud PM Series paging microphones and connecting...

Страница 6: ...ed separately if required They may also be retrofitted to a system at a later time DM 1 Dual Microphone Input Module fig 1 DM 1 The DM 1 is an active input plate which allows one or two microphones to...

Страница 7: ...16 paging mic for more information fig 7 Z8II Block Diagram Block Diagram The simplified block diagram below illustrates the basic signal architecture of the Z8II Only the routing and logic for one z...

Страница 8: ...CE 6 way rotary switch selecting which Line Input 1 to 6 will be the music source for each zone See page 16 Local remote control 2 MUSIC LEVEL adjusts the music level in each zone See page 16 Music Ga...

Страница 9: ...y muting relay e g fire control panel See page 15 Music Mute 16 MAINS Fused IEC receptacle for AC mains includes storage for spare fuse See page 10 Power Supply Only 4 zone outputs on Model Z4II Items...

Страница 10: ...slide below the connector open using a small screwdriver The holder has an extra cavity for storing a spare fuse note that the active fuse is that in the inner cavity System Connections Music Sources...

Страница 11: ...ces down to 600 Nominal output level is 0 dBu 775 mV The output is designed to drive professional industrial power amplifiers with balanced inputs typically on XLRs In this case wire as the diagram in...

Страница 12: ...s are urged to check the data in the Appendix regarding PSU capacity on page 25 PSU capability and optional device current consumption The pinout of the Facility Port connector is given in the table b...

Страница 13: ...o cable may be used for the audio signal and stranded multicore cable with an overall screen for the control cable The number of cores required in the latter will be determined by the model of PM micr...

Страница 14: ...CCESS CONNECTOR CONNECT TO ZONE S IN USE Z8II PM1 fig 19 PM1 Z8II wiring connections Music Control Like many other Cloud products the Z8II and Z4II allow remote control of music level and source selec...

Страница 15: ...n emergency to ensure that any emergency messages are clearly audible The Music Mute input is on a 2 pin 5 mm pitch screw terminal connector It should be connected to the appropriate alarm output on w...

Страница 16: ...es in volume when switching between sources the Z8II Z4II s music inputs are provided with preset gain trim controls 2 on page 9 Rear Panel Description These vary the input sensitivity from 12 dBu 195...

Страница 17: ...over a period of 3 6 or 12 seconds The Mic 1 Mic 2 priority over music can be disabled on a per zone basis by setting J6 on the relevant zone sub board to the OFF position The release time may also be...

Страница 18: ...PORTANT Please refer to page 25 PSU capability and optional device current consumption for information regarding current draw and power supply capability Connecting multiple DM 1s It may be desirable...

Страница 19: ...rnal DC It may be necessary in some installations to adjust the music level and select music source in one or more zones from an external control system e g Crestron AMX etc If the Music Control ports...

Страница 20: ...3 is left floating this pull up will cause OFF to be selected The output impedance of the control voltage source should be low enough to overcome the effect of this resistor Fitting Bose Series II EQ...

Страница 21: ...Z4II Z8II Installation and User Manual v1 0 21...

Страница 22: ...ble to three or more zones areas Only three are shown for clarity Points to note Area 1 and Area 3 have remote control plates installed an RSL 6 music level and source in Area 1 and an RL 1 music leve...

Страница 23: ...e 6 hasVOX triggered priority over other sources OFF J3 Music ducking release time 3S 3 seconds release time 6S 6 seconds release time ABSENT 12 seconds release time 3S J4 Mic priority over facility i...

Страница 24: ...ssis ZONE SUB CARDS ZONE 8 ZONE 1 ZONE 2 ZONE 3 ZONE 4 ZONE 5 ZONE 6 ZONE 7 Z8 II ONLY KEY Jumper with two possible positions black square indicates factory default setting J1 J2 J3 J4 fig 27 Jumper l...

Страница 25: ...g signal source can often be identified by setting the volume control to minimum then disconnecting the input leads both left right channels on each line input until the hum disappears This problem is...

Страница 26: ...Headroom 20 dB Noise 120 dB EIN 22 Hz 22 kHz 150 Equalisation HF 10 dB 5 kHz LF 10 dB 100 Hz Facility Input Input Impedance 10 k balanced pin 3 pin 4 Sensitivity 0 dBu 775mV Noise Gate Ground pin 5 t...

Страница 27: ...and User Manual v1 0 27 27 Notes Bose is a registered trademark of The Bose Corporation In the interest of continuing improvements Cloud Electronics Limited reserves the right to alter specifications...

Страница 28: ...Cloud Electronics Limited 140 Staniforth Road Sheffield S9 3HF England Tel 44 0 114 244 7051 Fax 44 0 114 242 5462 email info cloud co uk web www cloud co uk...

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