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H7AN

Digital Counter (DIN 72 × 72)

H7AN

A DIN 72 x 72 mm Best-selling Counter

Preset Counters

Incrementing/Decrementing Counters

Operating method Incrementing and decrementing (selectable with DIP switch)
Mounting method Flush mounting
Operation modes N, F, C, R, K, P, Q (selectable with rotary DIP switch)
Input signal method
(Count and reset inputs)
Contact and transistor input voltage (H and L)
Control output 1-stage counters: Contact (SPDT) and transistor output (H and L output switchable)
2-stage counters: Contact (SPST-NO) and transistor output (H and L output switchable)
Set value read Continuous mode
Memory backup No Yes/No (Selectable using DIP switch)
Display Yes (10-mm high 7-segment LED, Up
indicator)
Yes (10-mm high 7-segment LED, Up
indicator)
Models 2 digits 1 stage H7AN-2D H7AN-2DM
4 digits 1 stage H7AN-4D H7AN-4DM
2 stages H7AN-W4D H7AN-W4DM

Reversible Counters

Operating method Reversible (selectable with rotary DIP switch) between 0 and the set value
Incrementing/decrementing A/D (command inputs)
Incrementing/decrementing B/E (individual inputs)
Incrementing/decrementing C/F (phase difference inputs)
Mounting method Flush mounting
Operation modes N, F, C, R, K, P, Q (selectable with rotary DIP switch)
Input signal method
(Count, reset input)
Contact and transistor input voltage (H and L)
Control output 1-stage counters: Contact (SPDT) and transistor output (H and L output switchable)
2-stage counters: Contact (SPST-NO) and transistor output (H and L output switchable)
Set value read Continuous mode
Memory backup No Yes/No (Selectable using DIP switch)
Display Yes (10-mm high 7-segment LED, Up indicator)
Models 2 digits 1 stage H7AN-E2D H7AN-E2DM
4 digits 1 stage H7AN-E4D H7AN-E4DM
2 stages H7AN-WE4D H7AN-WE4DM

Incrementing, Decrementing, and Reversible Counters

Operating method Incrementing, decrementing, and reversible (UP/DOWN A to F) (selectable with rotary
DIP switch)
Mounting method Flush mounting
Operation modes N, F, C, R, K, P, Q (selectable with rotary DIP switch)
Input signal method
(Count, reset input)
Contact and transistor input voltage (H and L)
Control output 1-stage counters: Contact (SPDT) and transistor output (H and L output switchable)
2-stage counters: Contact (SPST-NO) and transistor output (H and L output switchable)
Set value read Continuous mode, Reset mode (selectable)
Memory backup No Yes/No (Selectable using DIP switch)
Display Yes (8-mm high 7-segment LED, Up indicator)
Models 6 digits 1 stage H7AN-R6D H7AN-R6DM
2 stage H7AN-RW6D H7AN-RW6DM
8 digits 1 stages H7AN-R8D H7AN-R8DM

Totalizing Counters

Incrementing/Decrementing Counters

Operating method Incrementing and decrementing (selectable with DIP switch)
Mounting method Flush mounting
Input signal method (Count, reset input) Contact and transistor input voltage (H and L)
Memory backup No Yes/No (Selectable using DIP switch)
Display Yes (10-mm high 7-segment LED)
Models 4 digits H7AN-T4 H7AN-T4M

Reversible Counters

Operating method Reversible (selectable with rotary DIP switch) between 0 and the full scale
Incrementing/decrementing A/D (command inputs)
Incrementing/decrementing B/E (individual inputs)
Incrementing/decrementing C/F (phase difference inputs)
Mounting method Flush mounting
Input signal method
(Count, reset input)
Contact and transistor input voltage (H and L)
Memory backup Yes/No (Selectable using DIP switch)
Display Yes (10-mm high 7-segment LED)
Models 4 digits H7AN-ET4M

Incrementing, Decrementing, and Reversible Counters

Operating method Incrementing, decrementing, and reversible (UP/DOWN A to F)
Mounting method Flush mounting
Input signal method (Count, reset input) Contact and transistor input voltage (H and L)
Memory backup No Yes/No (Selectable using DIP switch)
Display Yes (8-mm high 7-segment LED)
Models 6 digits H7AN-RT6 H7AN-RT6M
8 digits --- H7AN-RT8M

Ratings

Rated supply voltage 100 to 240 VAC, 50/60 Hz (common use); 12 to 24, 48, 100 VDC *1
Operating voltage range 85% to 110% of rated voltage
Power consumption Approx. 10 VA (240 VAC at 50 Hz); Approx. 5 W (at 24 VDC) *2
Max. counting speed of CP1 and
CP2
2-digit counters: 30 Hz
4-digit counters: 30 Hz or 5 kHz
6- or 8-digit counters: 30 Hz or 5 kHz
Minimum signal width (with ON/OFF ratio of 1:1): 30 Hz: 16.7 ms, 5 kHz: 0.1 ms
H: 4.5 to 30 VDC, L: 0 to 2 VDC
Reset Power supply reset (except for H7AN Counter with suffix "-M"):
Minimum power-OFF time: 0.5 s with a reset time of 0.05 s after power-ON.
External, manual, reset signal time: 0.02 s
Reset time after completion of reset signal: 0.05 s
Automatic reset *3
Control output Contacts: 3 A at 250 VAC, resistive load (cosφ = 1)
No-contacts: 100 mA max. at 30 VDC max., open collector
Min. applicable load 10 mA at 5 VDC (p level reference value)
External power supply 80 mA, 12 VDC ±10% (contains 5% ripple max.)
Ambient temperature Operating: -10°C to 55°C (with no icing)
Storage: -25°C to 65°C (with no icing)
Ambient humidity 35% to 85%
Case color Light gray (Munsell 5Y7/1)

*1. The ripple is 20% max.
*2. There is an inrush current of 14 A at 240 VAC for approximately 0.6 ms, 15 A at 12 to 24 VDC for 2 ms, 5 A at 48
       VDC for 3 ms, or 8 A at 100 VDC for 2 ms immediately after power-ON.
*3. Only preset counters can be automatically reset.

Characteristics

Insulation resistance 100 MW min. (at 500 VDC) (between current-carrying terminal and exposed non-current-
carrying metal parts, and between non-continuous contacts)
Dielectric strength 2,000 VAC, 50/60 Hz for 1 min (between current-carrying terminal and exposed non-
current carrying metal parts)
750 VAC, 50/60 Hz for 1 min (between non-continuous contacts)
Impulse withstand voltage 6 kV (between power terminals), 6 kV (between current-carrying terminal and exposed
non-current-carrying metal parts)
Noise immunity ±2 kV (between power terminals) and ±500 V (between input terminals), square-wave
noise by noise simulator
Vibration resistance Destruction:10 to 55 Hz, 0.75-mm double amplitude
Malfunction:10 to 55 Hz, 0.5-mm double amplitude
Shock resistance Destruction: 300 m/s2
Malfunction: 100 m/s2
Life expectancy Mechanical: 10,000,000 operations min.
Electrical: 100,000 operations min. (3 A at 250 VAC, resistive load)
Approved standards UL508, CSA C22.2 No.14
Weight Approx. 360 g