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Pulse Counter

Pulse Counter

MODEL 460A

  • ■ DIN 96×48 mm size, compact design.
  • ■ Build-in sensor power supply. (DC 12 V, 100 mA)
  • ■ Back up count data by EEPROM.

Operation manual

Standard Specifications

Model Designation

460A - - - -

①Input Signal

Code Input
1 ON-OFF pulse
2 Voltage pulse

②Power Supply

Code Power Source Voltage
A AC 100 to 240 V
9 DC 24 V

③Data Output

Code Specifications
Blank For display only
BP BCD output(TTL level: positive logic)
BN BCD output(TTL level: negative logic)
DP BCD output(transistor output, source type)
DN BCD output(transistor output, sink type)

④Display Color

Code Description
Blank Red LED
Green LED

General Specifications

Display 0 to 999999 red or green LED (character height 15 mm) with zero-suppress function.
Decimal Point can be arbitrarily set (front setting or external control).
Over-range indication by flashing of LED at lower left of the display section.
Counter input
ON-OFF pulse:
No voltage contact or open collector (NPN). Counts with ON.
Contact capacity DC 12 V, 10 mA
Voltage pulse:
Counts at rising from “L” to “H”.
“L” = 0 to 2 V, “H” = 4.5 to 30 V
Input resistance approximately 5 kΩ.
Maximum counting speed 10 Hz / 5 kHz (10 cps / 5 kcps) by selection of input terminal.
Minimum pulse width 50ms at 10 Hz (cps), 0.1ms at 5 kHz (kcps)
Memory retention By non-volatile memory for approximately 10 years.
Sensor power DC 12 V ± 5% 100 mA
BCD data output TTL level, isolation output (BP: positive logic, BN: negative logic)
Data output: Parallel BCD code, latch output, TTL level (CMOS compatible), Fo = 2
Control output: OVER (at over: logic1)
Control Signal: LATCH, RESET, Decimal Point (Active “L”), Data Enable (Active “H”)
Transistor, isolation output (DP: Source type, DN: Sink type)
Output capacity: DC30V 30mA Max
Data output: Parallel BCD code, latch output, transistor “ON” with “1”, transistor “OFF” with “0”
Control output: OVER (at over: “ON”)
Control Signal: LATCH, RESET, Decimal Point (Active “ON”), Data Enable (Active “OFF”)
Withstand voltage Input terminals – external case: AC 1500 V for 1min.
Power supply terminals – external case: AC 1500 V for 1min.
Power supply terminals - Input terminals: AC 1500 V for 1min.
Input terminals - Data output terminals: AC 500 V for 1min.
Insulation resistance DC 500 V   More than 100 MΩ
Power supply
AC 100 to 240 V  50/60 Hz  Approx. 9 VA
DC 24 V    Approx. 200 mA
Tolerance of source voltage AC 90 to 250 V, DC 24 V ± 10%
Operating temperature 0 to 50°C
Storage temperature -20 to 70°C
Weight Approx. 500 g

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