Digital Panel Meters
 Modular Configuration - STRAIN
Asahi Digital panel meters from Asahi Keiki
offer impressive specifications, reliability
 and low cost for a variety of applications
 
A5000A5000 strain gauge meter      Features
  • Modular Panel Meter Systems
  • Choose AC or DC, Voltage or current modules
  • Inputs modules for resistance, RTD, thermocouples, frequency, and strain gages.
  • Output modules -setpoint- analog - RS232 & RS485
  • Universal power supply 90-264VAC or 6-60VDC
  • Single and multiple display boards
A5000 Common Specifications
Specifications
Main Display Red LED 14.2 mm high
Sub Display Green LED 8 mm high
Conversion Rate 12.5 /sec
Maximum Display 9999
Over-range indication 'OL' LED flashes
Zero Display Leading "zero" suppression
Decimal point Set to any position
External Control Start/Hold, Peak Hold, Digital Zero
Operating Temperature 0~ 50° C, 35 - 85% RH
Storage Temperature -10 ~+70° C, < 60% RH
Power Supply AC 100 - 240 Volts (AC Main Unit)
DC 9 - 60 V ) DC main unit )
Power Consumption ~ 4VA (at 100 V)
Dimensions mm 96 x 48 x 147.5
Weight 450 g
Maximum Display  +/- 99999 ( 5 digits )
Decimal point set to any position
Dielectric strength AC Power supply/ input terminal/ output terminal - AC 2000V 1minute
Input terminal /output terminal - DC 500 V 1 minute
Case/power supply/ input terminal/ output terminal - AC 2000 V 1 min.
Dielectric strength DC Power supply/ input terminal/ output terminal - DC 500V 1minute
Input terminal /output terminal - DC 500 V 1 minute
Case/power supply/ input terminal/ output terminal - AC 2000 V 1 min.
Insulation resistance DC 500V more than 100 MOhm at above terminals

INPUT MODULE
Strain Gauge Meter
Sensor : 350 Ohms
Power supply for sensor
5V± 5% (less than 15 mA)
10V±5% (less than 30 mA)
Sensor Power
Supply
 Zero Adjustment
Range		 Span Adjustment
Range		 Maximum
Resolution		 Accuracy order on line
5V 0.3 - 2 mV/V 1 - 3 mV/V 0.5 uV/Digit ±(0.1% of FS)+2 digits  
10V 1 uV/Digit
 
Output Modules
Analog Output (isolated from input (LO))
Any display range to output analog signal can be set
Output Method PWM
Scaling Digital Scaling
Output Resistive load Accuracy
23 degs C +/- 5 degs
0 to 5 V > 10 KOhms +/- 5% full scale
0 to 10 V > 10 KOhms
1 to 5 V > 10 KOhms
4 - 20 mA less than 550 Ohms

Ho Lo Set Point Output Module
Control Method Computation by microcomputer
Measuring range
comparison		 high/Low limit setting including polarity, -9999 to + 9999
Setting condition By sampling period
No setting condition for set value
Comparison Conditions  
Indication > High setpoint HI
High set point >/= indication>/= Lo Set point GO
Indication< Lo set point LO
Comparison Relay
contact capacity		 240 Volts AC 8A resistive load
30 Volts DC 8 A resistive load
Photo-coupler output sink current 20 mA max )less than 30 V.
Output saturation voltage < 1.2 Volts at 20 mA
Hysteresis Settable from 1 to 9999 digits for each comparison set value
      
RS232 output module for A5000 DPM
Communication method Full duplex
Synchronous method Start and Stop
Transmission speed 2400/4800/9600/19200/38400 bps
Start Bit 1 Bit
Data length 7 Bit /8 Bit
Error detection Even /odd parity
Stop Bit 1 / 2 Bits
Character Code ASC II
Transmission control none
 
RS485 output module for A5000 DPM
Communication method Full Duplex
Synchronous method Start and Stop
Transmission speed 2400/4800/9600/19200/38400 bps
Start Bit 1 Bit
Data length 7/8 Bit
Parity Even/odd parity
Error detection BCC (Block Check Character) Check sum
Stop Bit 1/2Bits
Character Code ASC II
Transmission control none
Signal Name Signal Direction
Non-reversible output + Input/output
Reversible output - Input/output
Number of connectable meters Up to 31 units
cable length up to 500 m in total
   
Ordering Information
A5000-x-y-z-AA Construct the part numbers by adding the numbers below. The base prices given above include the input board for the ranges shown as well as a single display and a power supply board. order
online
Affix x

select main board power
1=AC 100-240V
2=DC 9-60V

 
Affix y Select Display 
1= single display, 
2= multiple display for Hi/Lo set point
Affix z Select Output Type
0 = None
1 = Hi-lo Set Point
2 = Analog
3 = RS232C
4 = RS485
5 = HI LO + Setpoint + Analog
6 = HI LO + Setpoint + Analog + RS232
7 = HI LO + Setpoint + Analog + RS485
Affix AA Code 17 = Strain gauge
 

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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