H7AN-W4DM DC12-24

Digital Counter (DIN 72 × 72)


12 to 24 VDC, 2 Stage Preset Counter, 2 stage, 72 x 72 x 130 mm, 4 digits, Voltage input, Increment or decrement (switchable), Contact output, Transistor output, 30 Hz/5 kHz (switching), Memory backup, Light gray

Function 2 Stage Preset Counter
Preset stages 2stages
Rated supply voltage 12 to24 VDC (20% max.)
Digits 4digits
Mounting method Flush mounting
External connection method Screw terminal

Item list of H7AN

  • Ratings/Characteristics
Function2 Stage Preset Counter
Preset stages2stages
Rated supply voltage12 to24 VDC (20% max.)
Operating voltage range85% to 110% of the rated power supply voltage
Power consumptionApprox. 5 W (at 24 VDC)
External power supply12 VDC ±10% 80 mA (permissible ripple: 5%(p-p) Max.)
Counter (Count range)0~9999
Counter (Max. counting speed)30 Hz/5 kHz (switching) (Minimum counting input signal width: 16.7 ms (ON/OFF ratio: 1:1)/0.1 ms (ON/OFF ratio: 1:1))
Counter (Input mode)Increment or decrement (switchable)
Counter (Output modes)N / F / C / R / K / P / Q
Counter One-shot time)0.1 to 1 s variable
Counter (Reset system)External, manual, automatic and power reset (when set the SW3 for No memory backup)
Input signalCP1 / CP2 / Reset
Input methodVoltage input
No-voltage input (Contact input)Use a contact which can adequately switch 2.5 mA at 12 V.
Voltage inputHight level: 5 to 30 VDC
Low level: 0 to 2 VDC
Input resistance: 4.7 kΩ
Minimum input signal widthExternal reset: 20 ms
Manual reset: 20 ms
Automatic reset: 100 to 1000 ms (C, R, P and Q mode)
Control output (Contact output)2 stages of SPST-NO
Switching capacity: 3 A at 250 VAC/30 VDC, resistive load (cos phi=1)
Minimum applicable load: 10 mA at 5 VDC (failure level:P reference value)
Control output (Solid-state output)Output type: Transistor output (NPN open collector)
Output resistance: 1.5 kΩ
Switching capacity: 30 VDC max., 100 mA max.
Display method7-segment LED
Character heightCount value: 10 mm (Red)
Zero suppression: Not provided
Prescaling functionNot provided
Key protectionNot provided
Teaching functionNot provided
Batch counting functionNot provided
CommunicationsNot provided
Memory backupNon-volatile memory (Number of rewite: 1,000,000 operations min.)
Surrounding air temperatureOperating: -10 to 55 ℃
Storage: -25 to 65 ℃
Ambient humidityOperating: 35 to 85%
Storage: 35 to 85%
Insulation resistance100 MΩ min. (at 500 VDC)
Between current carrying terminals and exposed non-current carrying metal parts / Between non-continuous contacts
Dielectric withstand voltageBetween current carrying terminals and exposed non-current carrying metal parts:2000 VAC 50/60 Hz for 1 min
Between non-continuous contacts:750 VAC 50/60 Hz for 1 min
Impulse withstand voltageBetween power terminals:6.0 kV
Between current carrying terminals and exposed non-current carrying metal parts:6.0 kV
Noise immunityBetween power terminals:±480 V
Between input terminals:±500 V
Square-wave noise by noise simulator (Pulse width: 100 ns/1 µs, 1-ns rise)
Static immunity±8 kV (malfunction), ±15 kV (destruction)
Vibration resistance (Destruction)10 to 55 Hz, 0.375-mm single amplitude each in 3 directions for 2 h
Vibration resistance (Malfunction)10 to 55 Hz, 0.25-mm single amplitude each in 3 directions for 10 min
Shock resistance (Destruction)300 m/s**2, 3 times each in 6 directions (3 axes)
Shock resistance (Malfunction)100 m/s**2, 2 times each in 6 directions
Mechanical life expectancy10,000,000 operations min.
Electrical life expectancy100,000 operations min. (3 A at 250 VAC, resistive load)
Degree of protectionCase front: JEM IP30
Mounting methodFlush mounting
External connection methodScrew terminal
Case colorLight gray (Munsell 5Y7/1)
AccessoriesMounting bracket
WeightApprox. 360 g
  • Dimensions

  • Terminal arrangement

  • Input connection diagram

Voltage input

  • Input/Output Mode Settings


Digital Counter (DIN 72 × 72)


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