H7ET-N1-B

Self-powered Totalizer

Image

Time Counter, 48 x 24 x 55.5 mm, 7 digits, 0 s to 999 h 59 min 59 s / 0.0 min to 9999 h 59.9 min (selectable), No-voltage input, Transistor output, Memory backup, Reset key, Black

Function Time Counter
Digits 7digits
Mounting method Flush mounting
External connection method Screw terminal

Item list of H7E[]-N

  • Ratings/Characteristics
FunctionTime Counter
Time counter (Input modes)Increment
Time counter (Time ranges)0 s to 999 h 59 min 59 s / 0.0 min to 9999 h 59.9 min (selectable)
Time counter (Set value read selector)±100 ppm (25 ℃)
Time counter (Minimum signal input width)1 s
Time counter (Reset system)External reset, manual reset
Input signalCount input / Reset
Input methodNo-voltage input
No-voltage input (No-contact input)Short-circuit (ON) impedance: 10 kΩ
Residual voltage: 0.5 V max. (Actual performance 1.0 V)
Open circuit impedance: 750 kΩ
Minimum input signal widthExternal reset: 20 ms
Display method7-segment transmissive LCD
Digits7digits
Character heightCurrent time: 8.6 mm (Black)
Zero suppression: Provided
Prescaling functionNot provided
Key protectionKey protect Switch
Teaching functionNot provided
Batch counting functionNot provided
CommunicationsNot provided
Memory backupLithium battery ()
Battery lifeFor 10 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
Dielectric withstand voltageBetween current carrying terminals and exposed non-current carrying metal parts: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 timer input terminals:±500 V
Between reset terminals:±500 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 colorBlack (Munsell N1.5)
AccessoriesFlush mounting adapter / Waterproof rubber packing / Terminal cover / Unit label
WeightApprox. 60 g
  • Dimensions

  • Terminal arrangement

  • Input connection diagram

No-voltage input

Series

Self-powered Totalizer

H7E[]-N

about this Product