[Electronic and Electrical] - [Other electronic electrician]

Digital Display Counter | H7EC-N Electronic Counter Accumulator | 8-bit counter

Product code: -2541800030
Unit price 5.6$
Sold quantity 333
Available stock 6785
Expired or Cancelled

Product parameters:

  • Brand: Taibang
  • Model: H7EC-N


Project model Standard (no voltage input) Standard (voltage input) With backlight (voltage input) Standard type (free voltage input)
External power supply Do not (built-in battery)
Backlight power —— DC24V (± 10%) ——
enter Count input / reset input Maximum short-circuit resistance 10kΩ or less ON Residual voltage 0.5V or less for short circuit (1.0V strength) Minimum resistance 750kΩ or more when open Counting input / reset input "H" level: DC4.5 ~ 30V "L" Level: DC0 ~ 2V (input impedance 4.7kΩ) AC input DC input voltage (H): AC / DC24 ~ 240V AC input voltage (L): AC / DC0 to 2.4V Reset input (no voltage input) Short circuit maximum impedance 10kΩ or less ON Residual voltage 0.5V or less (strength 1.0V) Open circuit When the minimum impedance 750kΩ or more OFF
Maximum counting speed 1kHz: minimum signal width 0.5ms / 30Hz: minimum signal width
16.7ms (ON / OFF ratio 1: 1) (switch switching)
20H: The minimum signal amplitude 25ms (ON / OFF ratio 1: 1)
Reset External reset / manual reset (minimum reset signal time 20ms)
Protection structure IEC standard IP66, the United States NEMA standard type 4 (indoor) but only the panel surface
Use ambient temperature -10 ~ +55 ℃ (no icing, condensation)
Save the temperature -25 ~ +65 ℃ (no ice, condensation)
Use ambient humidity 25~ 85%



performance


Project model Standard (no voltage input) Standard (voltage input) With backlight (voltage input) Standard type (free voltage input)
Insulation resistance 100MΩ or more (DC500V megger) Between the conductive part terminals and the exposed uncharged metal part 100MΩ or more (DC500V megger) Between the conductive part terminal and the exposed uncharged metal part Between the backlight power supply terminal and the count input terminal / reset terminal 100MΩ or more (DC500V megger) Between the conductive part terminal and the exposed dead metal part Counting between the input terminal and the reset terminal z
Pressure resistance AC1,000V 50 / 60Hz 1min Between the conductive part terminal and the exposed uncharged metal part AC1,000V 50 / 60Hz 1min Between the conductive part terminal and the exposed uncharged metal part Between the backlight power supply terminal and the count input terminal / reset terminal AC3,700V 50 / 60Hz 1min Between count input terminal and exposed metal-free section AC2, 200V 50 / 60Hz 1min Between reset terminal and exposed dead metal part Between counting input terminal and reset terminal
Pulse voltage 4.5kV between the terminals of the conductive part and the exposed non-charged metal part Between the 4.5 kV contact between the conductive part terminal and the exposed dead metal part between the 3 kV count input terminal and the reset terminal
Anti-noise The noise simulator produces square-wave noise (pulse width 100ns, 1μs rise 1ns)
± 500V (between counting input terminal and reset terminal) ± 600V (between counting input terminals and reset terminals) ± 480V (between the backlight power supply terminals) ± 600V (between counting input terminals and between reset terminals) ± 1.5kV (between count input terminals) ± 500V (between reset terminals)
Antistatic force ± 8kV (malfunction)
vibration durable 10 ~ 55Hz single amplitude 0.375mm 3 direction of the 2h
Malfunction 10 ~ 55Hz single amplitude 0.15mm 3 direction of the 10min
Impact durable 300m / s2 6 direction three times
Malfunction 200m / s2 6 direction three times
weight About 60 g About 65 g About 60 g
Note: The weight includes accessories (waterproof rubber gasket, adapter for embedded mounting).
● Battery life (reference value) Continuous operation for more than 7 years (25 ℃) (Lithium battery)
Note: The battery life is calculated based on the above conditions and is not guaranteed. Data can be used as a reference for maintenance and replacement.