SV-200MA
ডিজাইন করা হয়েছে VM-2120/-2240 অ্যামপ্লিফায়ারে বিল্ট ইন হিসেবে, SV-200MA ইন্ডিভিজ্যুয়ালি স্পীকার লাইন বা পাওয়ার অ্যামপ্লিফায়ারের স্ট্যাটাস ইন্ডিকেশন মনিটর করে।
| Power Source | 24 V DC |
|---|---|
| Current Consumption | 120 mA |
| Control Input and Output | Input: 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 Detection | Power amplifier failure: 20 kHz pilot tone detection Speaker line failure: 40 Hz impedance detection (Detectable minimum load: 5 W) |
| Speaker Line Surveillance | Speaker lines are automatically monitored at set time intervals |
| Set Time | (10 - 60 min, at 10 min intervals) |
| Operating Temperature | 0 ℃ to +50 ℃ |
| Operating Humidity | 90 % RH or less (must be free from dew condition) |
| Dimensions | 90 (W) × 20.6 (H) × 157 (D) mm |
| Weight | 140 g |
| Accessory | Flat cable …2 |
