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) H7ET-NFV-B-300 Communications Manual H7ET-NFV-B-300
Set value read: Continuous mode.
Memory backup: No.
Display: Yes (10-mm high 7-segment LED, Up indicator).
Models: 4 digits; 1 stage.
A DIN 72 x 72 mm Best-selling Counter.
Easy setting with thumbwheel switches.
A draw-out construction enables maintenance without rewiring H7ET-NFV-B-300 Communications Manual.
Models with 2-, 4-, 6-, or 8-digit displays are also available.
Total Counter models are also Available.
Complies with UL and CSA Marking. Timer input: AC/DC multi-voltage input(24 to 240 VAC/VDC).
Display: 7-segment LCD.
Time range: 999h59min59s ←→ 9999h59.9min(switchable); Light-gray body.
Seven digits, time range 0 to 3999d23.9h H7ET-NFV-B-300 Communications Manual.
Dual time range: 999999.9 ←→ 3999d23.9h or,
999h59m59s ←→ 9999h59.9m. Easy to Use and Easy to Read.
Basic Features.
Character height of 10 mm for better readability.
Operation is simplified by the Up Key for each digit.
Safety and Reliability.
Power supply circuit and input circuits are isolated inside the Counter.
Set value limit function prevents unexpected operation of output,
devices caused by setting mistakes.
Output counter function helps in managing the service life of the,
Counter or the load.
Other Feeatures H7ET-NFV-B-300 Manual.
Waterproof, dust-proof structure (UL508 Type 4X and IP66).
Key protection. Count input: PNP/NPN universal DC voltage input(4.5 to 30 VDC).
Max. counting speed: 30 Hz ←→ 1 kHz(switchable).
Display: 7-segment LCD.

Model: Light-gray body H7ET-NFV-B-300 Manual.
Eight-digits, counting range 0 to 99999999.
Dual input speed: 30 Hz ←→ 1 kHz,
(except for AC/DC multivoltage input models).