TOA SV-200MA VM-2000 Series Surveillance Board

Manufacturer

£165.60 tax excl.

Designed to be built in the VM-2120/-2240 amplifiers, the SV-200MA permits monitoring of individual speaker line or power amplifier failures for status indication.

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Designed to be built in the VM-2120/-2240 amplifiers, the SV-200MA permits monitoring of individual speaker line or power amplifier failures for status indication.

Specification

Power Source24 V DC
Current Consumption120 mA
Control Input and OutputInput: No-voltage make contact input, open voltage: 3.3 V DC,
short-circuit current: 1 mA or less
(1) Speaker line initial setting activation signal
(2) Speaker line surveillance activation signal
Output: Open collector output, withstand voltage: 30 V DC,
control current: 10 mA or less
(1) Monitoring short or open of individual speaker line (zone 1 - 5)
(2) Ground fault (insulation resistance: 50 kΩ or less)
(3) Power amplifier failures
Input/Output
Input: No-voltage make contact input, open voltage: 24 V DC,
short-circuit current: 60 mA or less
Output: Open collector output, withstand voltage: 24 V DC (used with VM 24 V DC output),
control current: 20 mA or less
(1) Speaker Zone information/selection
(2) Power amplifier fault link
Connector: D-sub connector (25-pin, female)
Failure DetectionPower amplifier failure: 20 kHz pilot tone detection
Speaker line failure: 40 Hz impedance detection (Detectable minimum load: 5 W)
Speaker Line SurveillanceSpeaker lines are automatically monitored at set time intervals
Set Time(10 - 60 min, at 10 min intervals)
Operating Temperature0 ℃ to +50 ℃
Operating Humidity90 % RH or less (must be free from dew condition)
Dimensions90 (W) × 20.6 (H) × 157 (D) mm
Weight140 g
AccessoryFlat cable …2