Building Automation
Industrial Automation
Power Automation & Safety
Bangladesh Distributor
H7ET-N
Self-powered Totalizer
Image
Miniature Time Counter, Time Counter, 48×24×55.5 mm
| Function |
Time Counter |
|---|---|
| Digits |
7digits |
| Mounting method |
Flush mounting |
| External connection method |
Screw terminals |
- Ratings/Characteristics
As of August 8, 2016
| Function | Time Counter |
|---|---|
| Time counter (Input modes) | Quadrature |
| Time counter (Time ranges) | 0.0 h to 999999.9 h / 0.0 h to 3999 d 23.9 h (selectable) |
| Time counter (Set value read selector) | +/- 100 ppm (25 CEL) |
| Time counter (Minimum signal input width) | 1 s |
| Time counter (Reset system) | External reset/manual reset |
| Input signal | Count input / Reset |
| Input method | No-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 width | External reset: 20 ms |
| Display method | 7-segment transmissive LCD |
| Digits | 7digits |
| Character height | Current time: 8.6 mm (Black) Zero suppression: Equipped |
| Prescaling function | Not provided |
| Key protection | Key protect Switch |
| Teaching function | Not provided |
| Batch counting function | Not provided |
| Communications | Not provided |
| Memory backup | Lithium battery () |
| Battery life | For 10 years min. (with continuous input at 25CEL) |
| Surrounding air temperature | Operating: -10 to +55 ℃ Storage: -25 to +65 ℃ |
| Ambient humidity | Operating: 25 to 85% Storage: 25 to 85% |
| Insulation resistance | 100 MΩ min. (at 500 VDC) Between current-carrying terminals and exposed non-current-carrying metal parts |
| Dielectric withstand voltage | Between current-carrying terminals and exposed non-current-carrying metal parts:1000 VAC 50/60 Hz for 1 min |
| Impulse withstand voltage | Between current-carrying terminal and exposed non-current -carrying metal parts:4.5 kV |
| Noise immunity | Between timer input terminals:+/- 500 V Between reset terminals:+/- 500 V Square-wave noise by noise simulator (Pulse width: 100 ns/1 us, 1-ns rise) |
| Static immunity | 8 kV (malfunction) |
| Vibration resistance （Destruction） | 10 to 55 Hz with 0.375 mm single amplitude for two hours each in three directions |
| Vibration resistance （Malfunction） | 10 to 55 Hz with 0.15 mm single amplitude for ten minutes each in three directions |
| Shock resistance （Destruction） | 300 m/s**2 three times each in six directions |
| Shock resistance （Malfunction） | 200 m/s**2 three times each in six directions |
| Degree of protection | Case 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 method | Flush mounting |
| External connection method | Screw terminals |
| Case color | Light gray (Munsell 5Y7/1) |
| Accessories | Flush mounting adapter / Waterproof rubber packing / Shock Prevention Cover / Unit label |
| Weight | Approx. 60 g |
As of August 8, 2016
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