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Digital Panel Meters
DC Voltage and Current with BCD output
Asahi Digital panel meters from Asahi Keiki
offer impressive specifications, reliability
 and low cost for a variety of applications
 
AP202A      Features
  • BCD (option)
  • Conversion rate 2.5/sec or 12.5 sec (50Hz) 15/sec (60Hz)
  • Standard 3.5 digit
  • Bright 10.2 mm red LED
  • Powered by DC 5, 12 or 24V
  •  200mV - 200V, 200uA -2A measurement
AP202A DC voltage and current - BCD options
Specifications
Input Configuration Single Ended
Input Bias Current 50PA
Conversion Rate 2.5 /sec or 12.5/sec (50Hz) 15/sec (60Hz) 
Normal mode rejection Typically 40dB (50/60Hz)
Zero Stability Automatic Zero Adjustment
Display LED 10.3mm 3 1/2 digit
Polarity "-" automatic
Decimal point Set to any position
Over-range indication When input exceeds max "1999" flashes
Power Supply DC 5 Volts +/-5%, 120 mA
DC 12V +/- 20%, 50 mA
DC 24V +/- 20%, 25 mA
Operation temperature 0~ 50 C, 35 - 85% RH
Power Consumption 650 mW
Dimension mm H x W x D 24 x 48 x 73 mm DIN size
Weight Approx 50 g 
Dielectric Strength input (lo) terminal power supply 0V +/- DC500 V.
Power supply terminal to input terminal, ground, common and case AC 1500 Volts for 1 min.
Insulation Resistance DC 500V 100 MOhm at above terminals
 

 
DC Voltage Measurement
Accuracy +/- 0.1% of reading +/- 1 digit (23 C +/-5 C )
Model Range Maximum Resolution Input Impedance Input Protection view shopping cart
AP-202A-11 +/- 199.9 mV 100 uV 100 MOhm +/- 100 V
AP-202A-12 +/- 1.999 V 1 mV 100 MOhm +/- 100 V
AP-202A-13 +/- 19.99 V 10 mV 10 MOhm +/- 250 V
AP-202A-14 +/- 199.99 V 100 mV 10 MOhm +/- 500 V
 
DC Current Measurement
Accuracy +/- 0.2% of reading +/- 1 digit (23 C +/-5 C
+/- 0.3% of reading +/- 1 digit only for AP202A-25
* these resistors connected to the outside of the unit
Model Range Maximum Resolution Input Impedance Input Protection view shopping cart
AP-202A-21 +/-199.9 uA 100 nA 1 K Ohm +/- 10 mA
AP-202A-22 +/-1.999 mA 1 uA 100 Ohm +/- 50 mA
AP-202A-23 +/-19.99 mA 10 uA 10 Ohm +/- 150 mA
AP-202A-24 +/-199.99 mA 100 uA 1 Ohm * +/- 500 mA
AP-202A-25 +/-1.999 A 1 mA 0.1 Ohm * +/-3 A
 
AP-202A DC Voltage Current with BCD outputs
 Click on diagram for a larger image
Ordering Information
AP-202A-xx-XY-Z Use the part numbers above for the range and add the following final characters to designate the power supply 'X' and output option Y and output type Z view shopping cart
X Affix 3 DC 5 Volts isolated  
X Affix 4 DC 24 Volts isolated  
X Affix 5 DC 12 Volts isolated  
  Output Options   
Y Affix 1 No output option $85.00
Y Affix 2 BCD 2.5/sec $125.00
Y Affix 6 BCD 12.5/sec (50Hz) $125.00
Y Affix 7 BCD 15.0/sec (60Hz) $125.00
  BCD Output  
Z Affix 1 None $85.00
Z Affix 2 TTL $125.00
Z Affix 3 open collector $125.00
 

Topac Inc. 231 CJC Highway, Suite 103 Cohasset MA 02025 USA
Tel: 781 740 8778 Fax: 781 740 8779
e-mail: sales@topac.com

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