HOKUYO DC-JA7-AW Electronic Mini Display Digital Counter
Product Description
HOKUYO DC-JA7-AW Electronic mini display digital counter
Feature
-> White LCD display(LED back-light)
-> 7 digits(7-segment, zero-suppress), reset display, overflow display(8th digit can be displayed)
-> Reset key-lock provides
-> It is easy to change reset key-lock and counting speed with slide switch under the counter)
Specifications
| Kinds |
Addition type total counter | ||
| Model No. | DC-JA7-AW | DC-JA7-DW | DC-JA7-V |
| Power source | 100 to 240VAC(50/60Hz) | 12 to 24VDC(Ripple 20% or less) | - |
| Fluctuation range | 85 to 250VAC | 12 to 24VDC±10% | - |
| Power consumption | 1.2VA(when 240VAC) | 0.7W(when 24VDC) | - |
| Number of digit | 7 digits(8 digits with overflow display) | ||
| Front size | 24×48mm | ||
| Display | 7-segment LCD(LED back-light) | 7-segment reflective LCD | |
| height 9mm, width 2.95mm | |||
| Memory function | EEP-ROM(Re-writing 0.1 million times or more) | - | |
| Counting speed | 30Hz/1kHz changeover, | ||
| 30Hz : contact, transistor, min. signal width 16.7msec(make ratio 1:1) | |||
| 1kHz : Transistor, min. signal width 0.5msec(make ratio 1:1) | |||
| Input signal | Contact or open-collector Impedance when ON(short-circuited): 1k ohm or less Impedance when OFF(opened): 100k ohm or more Flowing current when short-circuit: approx. 4mA | Contact or open-collector Impedance when ON(shortcircuit): 10k ohm or less Impedance when OFF(opened): 1M ohm or more Allowable residue voltage when ON: 0.5V or less Flowing current when short-circuit: approx. 4µA | |
| Ambient temperature/humidity | -10 to +50 degrees C(-25 to +55 degrees Cwhen stored), 35 to 85%RH | ||
| Insulation resistance | 100MΩ or more(500VDC megger) between conducting terminal and uncovered non-charged metal | ||
| Withstand voltage | 2000VAC/min. between conducting terminal and uncovered non-charged metal | ||
| Noise resistance | Square-wave noise by noise simulator(Rising 1nsec, width 1µsec) | ||
| Common mode 2kV | |||
| Vibration resistance | Double amplitude 4mm, 16.7Hz (Malfunction : Double amplitude 0.5mm, 10 to 55Hz), each 1 hour in X, Y and Z direction | ||
| Impact resistance | 294m/s2( Malfunction : 98m/s2) each 3 time in X, Y and Z direction | ||
| Starting time when Power-ON | 2sec or less | - | |
| Protective structure | IP66(Only front panel : must be using rubber packing) | ||
| Case material | Polycarbonate | ||
| Weight | Approx. 70g | Approx. 60g | |
| Accessory | Mounting hook, rubber packings | ||
Product picture