SHINKAWA VM-21T DISPLACEMENT INPUT THRUST SIGNAL CONDITIONER
VM-21T DISPLACEMENT INPUT
THRUST SIGNAL CONDITIONER
easuring
range
*1
*2 Input transducer Intrinsically safe Polarity
*3 Output Conditioner
socket
1 24VDC
21
Non-intrinsically
safe spec.：0 to 2mm
intrinsically
safe spec.：0 to 1.8mm
B
FK-202F
VK-202A
(787mV/100μm)
0 Non-intrinsically
safe spec.
0 Direct 1 1 to 5VDC 0 Without
2 100 to
240VAC/DC
1 Reverse 2 4 to 20mADC 1 Include
1 Intrinsically
safe spec.
22
Non-intrinsically
safe spec.：0 to 4mm
intrinsically
safe spec.：0 to 3.6mm
C
FK-452F
VK-452A
(394mV/100μm)
Input Transducer FK-202F , VK-202A , FK-452F , VK-452A
Input Sensitivity 787mV/100μm (FK-202F , VK-202A ), 394mV/100μm (FK-452F , VK-452A )
Input Resistance 50kΩ
Measuring Range See Model Code No. above
Output (isolated) 4 to 20mADC (max. load resistance : 600Ω) or 1 to 5VDC (output resistance : 250Ω)
I/O Conversion Accuracy ±1% of F.S. at 25°C, ±2% of F.S. at 0 to 50°C
Response Time =50ms, 63% response( input change 10 to 90%)
Burn-down Function When the signal conditioner detect transducer failure or causes, the 4 to 20mADC (1 to 5VDC)
output to go to less than 0.8mADC (0.2VDC).
Buffered Output
Input signal is output via a buffer amplifier.
Signal level : -2 to -22VDC
Output impedance: 100Ω
Power Supply Output -24VDC (30mA with short-circuit protection)
Zero-shift -20%(±5%) to 0 to +20%(±5%) of F.S.
Supply 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.
Withstanding 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.
VM-21 SERIES
SPECIFICATIONS
VM-21T
Model Code No.
SPECIFICATIONS –
Note) *1 In the case of Intrinsic safety specification,
measuring range 0～90% / 1～5V (4～20mA)
*2 Input transducer is B: Don’t select 22 of Measuring range.
Input transducer is C: Don’t select 21 of Measuring range.
30610E1.3
Issued Jan.2007
Revised Sep.2014
VM-21T DISPLACEMENT INPUT
THRUST SIGNAL CONDITIONER
–
Standard
Note) *3 Polarity
Polarity
Display and recorder output
In the direction
toward the sensor
In the direction
away from the sensor
Direct Increase Decrease