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VM-2120 System Management Amplifier
รหัสสินค้า : VM-2120
(จำนวนผู้เข้าชม 2198)
  • มีให้เลือกทั้งแบบกำลังขยาย 120W ในรุ่น VM-2120 และ 240W ในรุ่น VM-2240
  • สามารถต่อขยายได้มากสุด จำนวน 9 เครื่อง 
  • สามารถเลือกประกาศได้ 5 โซน (สูงสุด 45 โซน
  • แต่ละโซนมีโวลุ่มปรับระดับเสียงแยกจากกัน
  • มีช่อง Input 6 ช่อง (3 MIC/Line.2BGM, และประกาศผ่านโทรศัพท์ PABX)
จำนวน    ชิ้น สั่งซื้อสินค้า
Specification
Power Source AC: 230 V
DC: 24 V/7.5 A
Applicable cable diameter: AWG22 - AWG14
Power Consumption on AC Mains With no signal present: 37 W
Under normal operating conditions according to
EN60065: 1998 sec. 4.2: 107 W
With rated output signal: 201 W
Current Consumption on 24 V DC Power Input With no signal present: 0.7 A
Under normal operating conditions according to
EN60065: 1998 sec. 4.2: 2.1 A
With rated output signal: 5.2 A
Rated Output 120 W
Output Voltage /Impedance 100 V/83 Ω
(selectable by the internal wiring change)
Frequency Response 50 Hz - 16 kHz
Distortion 1 % or less
Signal-to-Noise Ratio 60 dB or more
Tone Control Bass: 100 Hz ±10 dB
(Inputs 1 - 3 and BGM individually adjustable.)
Remote Microphone /Expansion Amplifier Connection 2 RJ45 female connectors for connecting the RM-200M Remote
Microphone and the VM-2120 or VM-2240 unit used as an
expansion amplifier.
Maximum distance: 800 m (874.89 yd) in total
Link cable: Category 5 Shielded
Number of connectable RM-200M's: Up to 4
Twisted-Pair straight cable (TIA/EIA-568A standard)
Input Inputs 1 - 3: -60 dB(*3) (MIC)/-10 dB(*3) (LINE) (changeable)
600 Ω
combined XLR connector (female)/phone jack
(Only Input 1 is additionally equipped with DIN
connector(*5).)
Telephone paging input: Push-in terminal block(*6)
Voice sound: -10 dB(*3)
balanced input with shield terminal(*4)
Control: No-voltage make contact input
open voltage: 3.3 V DC
short-circuit current: under 1 mA
BGM 1 - 2: -20 dB(*3)
Power amplifier input: 0 dB(*3)
External speaker line input: 100 V line
(This input is selected when the "Unit's
broadcast cutoff" control is activated.)
Output Speaker output: Plug-in screw connector(*7)
5-zone selector with attenuator (all zones simultaneously
selectable)
Direct speaker line output: Direct output from the power amplifier
output transformer (attenuator bypassed)
Plug-in screw connector(*7)
Line output: 0 dB(*3)
Recording output: 0 dB(*3)
Preamplifier output: 0 dB(*3)
Control Input For controlling Inputs 1 - 3
No-voltage make contact input
short-circuit current: 1 mA or less
Control Input and Output D-sub connector (25-pin
Input: No-voltage make contact input
short-circuit current: 1 mA or less
Output: Open collector output
control current: 10 mA or less
(1) External control input
Activation of messages(*8)
Activation of power
Activation and stop of Emergency Broadcast
Unit's broadcast cutoff
(when activated by an external emergency equipment)
(2) Status output
Irregularity of communications with the Remote Microphone and
an expansion amplifier
AC power condition
DC power condition
Irregularity of the sound source of the Voice Announcement Board
Failure (FAULT) indication on
Power switch on
External Attenuator Control Output Plug-in screw connector(*7)
transfer type
contact current: 7 A (DC) or less
Surveillance Input and Output(*9) D-sub connector (25-pin
Input: No-voltage make contact input
Output: Open collector output
Power Supply 24 V DC/0.1 A
Unit RU-2001/-2002
Chime Tone Built-in chime: 2-tone chime/2-tone chime (fast repeat)/4-tone
chime (Up)/Single-tone chime/4-tone chime (Up &
Down)/Gong/off
Voice Announcement Board sound source: Pre-recorded chime(*8)
Function Two units stacking (VM-2120 or VM-2240)
Emergency broadcast (sequential control)
Broadcast priority control
Surveillance (failure detection) function(*9)
Power supply to only one Remote Microphone (RM-200M)
Line resistance: 40 Ω (one way) or less
Operating Temperature 0 ℃ to +40 ℃ (32 %%dF to 104 %%dF)
Finish Panel: ABS resin
Case: Steel plate
Dimensions 419 (W) × 143.3 (H) × 355.7 (D) mm (16.5 × 5.64" × 14)
Weight 12.5 kg (27.56 lb)
Accessory Power cable (2 m (6.56 ft)) ……1
Miniature type time-lag fuse T2.5 A ……1
Option Rack mounting bracket: MB-36
Input transformer: IT-450
Voice announcement board: EV-200M
Surveillance board: SV-200MA
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THANAWAT INTER SUPPLY.CO.,LTD
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