H7EC-NV-H

Self-powered Totalizer

Image

Total Counter, 48 x 24 x 55.5 mm, 8 digits, Voltage input, Increment, Transistor output, 30 Hz/1 kHz (switching), with backlit, Memory backup, Reset key, Light gray

Function Total Counter
Digits 8digits
Mounting method Flush mounting
External connection method Screw terminal

Item list of H7E[]-N

  • Ratings/Characteristics
FunctionTotal Counter
Operating voltage range90% to 110% of rated supply voltage
Counter (Count range)0~99999999
Counter (Max. counting speed)30 Hz/1 kHz (switching) (Minimum counting input signal width: 16.7 ms (ON/OFF ratio: 1:1)/0.5 ms (ON/OFF ratio: 1:1))
Counter (Input mode)Increment
Counter (Reset system)External and manual reset
Input signalCount input / Reset
Input methodVoltage input
Voltage inputHight level: 4.5 to 30 VDC
Low level: 0 to 2 VDC
Input resistance: 4.7 kΩ
Minimum input signal widthExternal reset: 20 ms
Display method7-segment backlit transmissive LCD
Digits8digits
Character heightCount value: 8.6 mm (Black with backlit (Green))
Zero suppression: Provided
Prescaling functionNot provided
Key protectionKey protect Switch
Teaching functionNot provided
Batch counting functionNot provided
CommunicationsNot provided
Memory backupLithium battery ()
Battery lifeFor 7 years min. (with continuous input at 25 ℃)
Surrounding air temperatureOperating: -10 to 55 ℃
Storage: -25 to 65 ℃
Ambient humidityOperating: 25 to 85%
Storage: 25 to 85%
Insulation resistance100 MΩ min. (at 500 VDC)
Between current carrying terminals and exposed non-current carrying metal parts / Between backlight power terminals and count input/reset terminals
Dielectric withstand voltageBetween current carrying terminals and exposed non-current carrying metal parts:1000 VAC 50/60 Hz for 1 min
Between backlight power terminals and count input/reset terminals:1000 VAC 50/60 Hz for 1 min
Impulse withstand voltageBetween current carrying terminals and exposed non-current carrying metal parts:4.5 kV
Noise immunityBetween backlight power terminals:±480 V
Between count input terminals:±600 V
Between reset terminals:±600 V
Square-wave noise by noise simulator (Pulse width: 100 ns/1 µs, 1-ns rise)
Static immunity±8 kV (malfunction)
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, 0.15 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)200 m/s**2, 3 times each in 6 directions (3 axes)
Degree of protectionCase front: IP66, NEMA 4 (indoors), and UL Type 4X (indoors)(when using the Y92S-32 Waterproof Packing and Y92F-30 Flush Mounting Adapter)
Terminal block: IP20
Mounting methodFlush mounting
External connection methodScrew terminal
Case colorLight gray (Munsell 5Y7/1)
AccessoriesFlush mounting adapter / Waterproof rubber packing / Terminal cover
WeightApprox. 65 g
  • Dimensions

  • Terminal arrangement

  • Input connection diagram

Voltage input

Series

Self-powered Totalizer

H7E[]-N

about this Product