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  • Small Time Counter H7 Et-N
  • Small Time Counter H7 Et-N
  • Small Time Counter H7 Et-N

Small Time Counter H7 Et-N H7ET-N

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Item Feature
This product is manufactured in Japanese standards. Please check the specification before you order.
Number of Digits
Mounting Method
Embedding attachment
Weight (g)
About 60
Ambient Humidity
25 - 85%
Back Light
Minimum Pulse Width
(Time check) 1 s
Counting input / reset input Short circuits: maximum impedance 10 k in ohm ON RESIDUAL VOLTAGE DURING SHORT CIRCUIT LESS THAN 0.5 V (1.0 V POWER) Opening time minimum impedance 750 k ohm more at OFF
EMC Standard
EMI:EN61326 Radiated interference field intensity :EN55011 Group 1 Class B EMS:EN61326 Electrostatic discharge immunity : EN61000-4-2 ELECTRIC FIELD STRENGTH OF IMMUNITY: (AM MODULATION) N61000-4-3, (PULSES MODULATING) EN61000-4-3 EN61000-4-6 CONDUC
Display Type
LCD (digital display by a crystalline liquid) (it displays by zero suppression)
Vibration Resistance
10 to 55Hz single amplitude 0.375mm 3 directions every 2h
Impact Resistance (Malfunction)
200 m / s26 direction 3 times each
Time Specification
(Display) 0.0h - 999999.9 h/0.0 h - 3999d23.9 h (switch change)
External reset/manual reset (20 ms of the minimum reset signal time)
Operating Ambient Temperature (deg C)
-10-+55 (however, don't dew and freeze over)
Impulse Voltage(V)
Between 4.5k / conductive part terminal, and the exposed non charging metal part
Storage Temperature (DegreeC)
-25-+65 (however, don't dew and freeze over)
Character Height (mm)
Electrostatic Yield Strength
+/-8 kV (malfunction)
Reset Method
External reset/manual reset
Case Color
Light gray
Opreration Method
Time: +/-100 ppm (25 deg C)
Noise Immunity
Square wave noise by noise simulator (100 ns, 1 microm s rising 1 ns) +/-500 V (TOTAL INPUT / BETWEEN THE RESET TERMINAL )
Water proof packing, the adapter for embedding attachment, a unit seal
Safety Standards
Get the UL863 CSA C22.2 No.14 EN61010-1 (IEC61010-1): EXCESS VOLTAGE CATEGORY / POLLUTION DEGREE 2 III COMPATABILITY EMC STANDARD (EN61326)COMPATIBLE VDE0106 Part100 Compatibility (finger protection provisions) "UL863 CSA C22.2 No.14 acquisition
Impact Resistance
300 m / s26 direction 3 times each
Withstand Voltage
AC1000V50/60 Hz 1 min The metal parts and exposed non-charging terminal conductive part
Counting Input
Non-voltage input
Vibration Resistance (malfunction)
10 To 55 Hz cantilever amplitude of 0.15 mm 3-direction each 10 min
External power supply/needlessness (battery built-in)
Protection Structure
Only IEC standard IP66, the U.S. NEMA standard type 4 (indoor), however only the panel surface
Insulation Resistance (Mohm)
More than 100 (with DC500V mega) The metal parts and exposed non-charging terminal conductive part
Customer Reviews
5 star 1
4 star 0
3 star 0
2 star 0
1 star 0
Review Rating: 5.00
1 Customer Reviews
The reviews are automatic translation.
Operation time measurement of sewage pump
From Japan
On 2014-04-04 17:58:36
When the liquid crystal screen is exposed to sunlight for a long time, the display may disappear. I hope to improve durability in external environment.
This review is about item#37651634.