SHINKAWA VM-21A  VIBRATION SIGNAL CONDITIONER

VM-21A 
VIBRATION SIGNAL CONDITIONER 
ower supply Measuring range *1 Input transducer Frequency response *2 Wave Output *3 Output Conditioner socket
1 24VDC 11 0～100µm pk-pk 0 10Hz～2kHz(-3dB) 1 Velocity 1 1～5VDC 0 Without 
2 100-240VAC/DC 12 0～200µm pk-pk A CA Series 
(100mV/9.8m/s2 pk) 1 5Hz～1kHz(-3dB) 2 Acceleration 2 4～20mADC 1 Include 
  21 0～25mm/s pk 2 5Hz～10kHz(-3dB) 3 Displacement   
  22 0～50mm/s pk V CV-86 or CV-88 
(3.94mV/mm/s pk) 3 10Hz～1kHz(-3dB)    
  23 0～100mm/s pk  4 10Hz～5kHz(-3dB)    
  61 0～2g pk  5 1kHz～10kHz(-3dB)    
  62 0～5g pk  
 
     
  63 0～10g pk       
  64 0～20g pk        
  71 0～20m/s2 pk         
  72 0～50m/s2 pk         
  73 0～100m/s2 pk         
  74 0～200m/s2 pk         

Input Transducer CA-302,CA-721,CA-722 or CV-86,CV-88 
Input Sensitivity 100mV/9.8m/s2 pk (100mV/g pk REF.)(standard), 3.94mV/mm/s pk(nonstandard) 
Input Resistance 50kΩ 
Measuring Range See Model Code above 
Output (isolated) 1 to 5VDC(output resistance：250Ω) or 4 to 20mADC(permissible load resistance：600Ω or less) 
I/O Conversion Accuracy ±1% of F.S. at 25°C, ±2% of F.S. at 0～50°C 
Response Speed τ＝500ms 63% response 
Frequency Response 5Hz to 1kHz(－3dB), 10Hz to 2kHz(－3dB) or 5Hz to 10kHz(－3dB) 
10Hz～1kHz(－3dB), 10Hz～5kHz(－3dB),1kHz～10kHz(－3dB)    
Burn-down Function Detects transducer failure and causes the 4 to 20mADC(1 to 5VDC) output to go to less than 
0.8mADC(0.2VDC) 
Buffered Output 
Input signal is outputted via a buffer amplifier. 
Signal level      : 2 to 22VDC 
Output impedance: 100Ω 
Wave Output 5Vpk-pk at F.S.(Sine wave) 
Power Supply Output 24VDC (4mA constant current) 
Supply Permissible Voltage 24VDC±10% or 85 to 264VAC/DC (50/60Hz)  
Power Consumption 24VDC: 3.5W,  100-240VDC: 3.5W,  100-240VAC: 10VA 
Insulation Resistance 100 MΩ minimum at 500VDC between input-output-power-GND mutually. 
Withstand Voltage 2000VAC for one minute between input-output-power-GND mutually. 
(With VM-21H: 1,000VAC between output-GND.) 
Operating Temperature 0 to 50°C (32 to 122°F REF.) 
Relative Humidity 10 to 90%RH (no condensation) 
Casing Material (color) Modified polyphenylene oxide (black) 
Weight Approx. 110g (0.24lb) 
CE Marking Only as for 24VDC power supply specifications.