Digital Panel Meters
Modular Configuration Voltage/Current
/Tachometer/Frequency
Asahi Digital panel meters from Asahi Keiki
offer impressive specifications, reliability
 and low cost for a variety of applications
 
A7000PDF FILE
     Features
  • Medium DIN size
  • Two-stage alarm setting
  • Comparison/alarm, BCD, analog, RS-232C, RS-485
  • 100 to 240 VAC, 12 to 48 VDC
  • Changing alarm display color by 2-color LED allows visible warning
    (when the comparison output function is selected)
The A7000 is a modular panel meter system with a selection of input and output cards to suit your application. Choose from 18 different input modules for AC, DC, Voltage and current, temperature, frequency, and strain gage inputs. Select from a range of different output options, none, Hi/Lo set point, analog, RS232, RS485, or a combination. (see order details at the bottom of this page)
A7000 Common Specifications
Specifications
Main Display Red LED 20 mm high
Sub Display Green LED 6 mm high
Conversion Rate 1000/sec
Maximum Display 9999
Over-range indication displays "OVER" or "-OVER"
Zero Display Leading "zero" suppression
Decimal point Set to any position
Operating Temperature 0~ 50° C, 35 - 85% RH
Storage Temperature -10 ~+70° C, < 60% RH
Power Supply AC 100 - 240 Volts (AC Main Unit) +/-10%
DC 12 - 48 V ) DC main unit ) +/-10%
Power Consumption ~ 8VA (max load)
Dimensions mm 96 x 48 x 97.5
Weight 450 g
Dielectric strength (AC)Power supply/ input terminal/ output terminal - AC 1500V 1minute
(DC)Input terminal /output terminal - DC 500 V 1 minute
(Common) case/each terminal AC1500 V/min
Insulation resistance DC 500V more than 100 MOhm at above terminals
 
 INPUT MODULES
*Base prices include input module, and single display. These are ready to use meters powered by AC voltage. To add output options or change the power supply, choose from options below or follow the links to the store configurator*
   
 
Frequency
Code 09 Range Measurement Range Accuracy (23ºC +/-5ºC, 35-85% RH) Base Price
11 0.1 to 999.9 Hz +/-(0.2% of FS)
$463
12 1 to 9.999 kHz
13 10 to 99.9 kHz

Code 09 Input Type Input Voltage Level Input Protection
Open Collector L:Less than 1.5 V (5V, pullup) 30V
Logic L: Less than 1V, HI: 2.5 to 15V 15V
Magnet 0.3 to 30 V P-P 30V
Voltage 30 V rms to 500 V rms 500V
Prescale: 0.01 ~ 10.00 Power supply for sensor:12VDC +/- 10%
PPR: 1~100


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
Ripple
0 to 1 V > 10 KOhms +/- 0.5% full scale 50 mV p-p
0 to 10 V > 10 KOhms
1 to 5 V > 10 KOhms
4 - 20 mA less than 550 Ohms 25 mV p-p

BCD Output  
Type: Open collector or TTL
Logic Changeable
Output Rate DC30 V 10 mA (open collector)
Funout 2 (TTL)

 
Hi - Lo Set Point with relay 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 HH
High set point >/= indication>/= High Setpoint HI
High set point >/= Indication>/= Lo setpoint GO
Low setpoint > Indication >/= Low Low setpoint LO
Low low setpoint > Indication LL
Comparison Relay
contact capacity
AC125 V 0.3 A resistive load
DC30 V 1A resisitive load
Photo-coupler output DC30 V 50 mA
Hysteresis Settable from 1 to 9999 digits for each comparison set value
      
RS232 output module for A7000 DPM
Communication method Full duplex
Synchronous method Start and Stop
Transmission speed /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 A7000 DPM
Communication method Full Duplex
Synchronous method Start and Stop
Transmission speed /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
A7000-x-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 (How the unit is going to be powered)
1=AC 100-240V (standard AC outlet )
2=DC 12-48V
Add
$0
$25.00
order online
Affix z

Select Output Type
0 = None
1 =Relay outpul
2 = Photocoupler output
3 = BCD Output (TTL)
4 = BCD Output (open collector)
5 = BCD Output (TTL), Photocoupler Output
6 = BCD Output (open collector), photocoupler output
7 = Analog Output
8 = Analog Output, Photocoupler output
9 = RS-232C
A. RS-485
B. RS-232C, Photocoupler output
C. RS-485, photocoupler output

 

1= $68
2 = $61
3 = $92
4 = $92
5- $110
6 = $110
7= $104
8= $123
9 = $55
A = $74
B = $74
C = $95

 

Affix AA
You can click on a code to configure and purchase online.

Select Input type
Code 01 =DC Voltage
± 99.99 mV - 700V
Code 02 = DC Current ±99.99uA - 99.99mA

Code 03 = DC Current
±999.9mA - 2A
Code 04 = AC Voltage RMS
99.99 mV - 700V
Code 05 = AC Current RMS
99.99 uA - 99.99mA
Code 06 = AC Current RMS
999.9mA - 5A
Code 07 = Resistance Meter
Code 08 = Thermocouple
Code 09 = Tachometer
Code 7A = Strain
Code 7B = Process/Comparator

Other Meters in this series ( A7000)
Code 9 Tachometer
Codes 8 Temperature

Code 7A Strain gage

 
 

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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