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H7ER-NV1-BH

Self-powered Totalizer

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Tachometer, 48 mm x 24 mm x 53.5 mm, 5 digit, Voltage input, Black

Digits 5 digit
External connection method Screw terminal
Mounting method Flush mounting

Item list of H7E[]-N

  • Ratings/Specifications
FunctionTachometer
TachometerMax. counting speed1 kHz/10 kHz
Minimum input signal width0.5 ms(1 kHz)
0.05 ms(10 kHz)
Count range0 to 99999
Max Display speed1000.0 s**-1(rps) (When encoder resolution of 10 pulse/rev is used.)
1000 min**-1(rpm) (When encoder resolution of 600 pulse/rev is used.)
10000 min**-1(rpm) (When encoder resolution of 60 pulse/rev is used.)
InputInput signalCount input
Input methodVoltage input
Voltage inputHight level: 4.5 to 30 VDC
Low level: 0 to 2 VDC (Input resistance Approx. 4.7 kΩ)
DisplayDisplay methodBacklit transmissive LCD
Digits5 digit
Character height8.6 mm
Zero suppressionEquipped
Key protectionNot equipped
Ambient temperature (Operating)-10 to 55℃ (with no freezing or condensation)
Ambient temperature (Storage)-25 to 65℃ (with no freezing or condensation)
Ambient humidity (Operating)25 to 85%
Insulation resistanceBetween current carrying terminals and exposed non-current carrying metal parts: 100 MΩ min. (at 500 VDC)
Between backlight power terminals and count input: 100 MΩ min. (at 500 VDC)
Dielectric withstand voltageBetween current carrying terminals and exposed non-current carrying metal parts: 1000 VAC 50/60 Hz 1 min
Between backlight power terminals and count input: 1000 VAC 50/60 Hz 1 min
Impulse withstand voltageBetween current carrying terminals and exposed non-current carrying metal parts: 4.5 kV
Noise immunityBetween count input terminals: ±600 V
Between backlight power terminals: ±480 V
square-wave noise by noise simulator (pulse width: 100 ns/1 µs, 1-ns rise)
Static immunity±8 kV (malfunction)
Vibration resistanceDestruction: 10 to 55 Hz, 0.375 mm single amplitude each in 3 directions for 2 h
Malfunction: 10 to 55 Hz, 0.15 mm single amplitude each in 3 directions for 10 min
Shock resistanceDestruction: 300 m/s**2, 3 times each in 6 directions
Malfunction: 200 m/s**2, 3 times each in 6 directions
Degree of protectionCase front: IP66, NEMA 4 (indoors), and UL Type 4X (indoors)
External connection methodScrew terminal
Case colorBlack (Munsell N1.5)
AccessoriesFlush mounting adapter, Lithium Battery (3 V), Waterproof packing, Unit label
WeightApprox. 65 g
  • Dimensions

  • Terminal arrangement

  • Input connection diagram

Voltage input

Series

Self-powered Totalizer

H7E[]-N