Building Automation
Industrial Automation
Power Automation & Safety
Bangladesh Distributor
H7ER-NV1-H
Self-powered Totalizer
Image
Miniature Digital tachometer, Tachometer, 48×24×53.5 mm
| Function |
Tachometer |
|---|---|
| Digits |
5digits |
| Mounting method |
Flush mounting |
| External connection method |
Screw terminals |
- Ratings/Characteristics
As of August 8, 2016
| Function | Tachometer |
|---|---|
| Operating voltage range | 90% to 110% of rated supply voltage |
| Tachometer (Pulse measurement method) | Incrementing Operation Within Unit Time (Up) |
| Tachometer (Sampling period) | Incrementing Operation Within Unit Time (Up): 1 s |
| Tachometer (Max. counting speed) | Incrementing Operation Within Unit Time (Up): 10 kHz |
| Tachometer (Count range) | 0 to 99999 |
| Tachometer (Max Display speed) | 1000.0 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.) |
| Input signal | Count input |
| Input method | Voltage input |
| Voltage input | Hight level: 4.5 to 30 VDC Low level: 0 to 2 VDC Input resistance: 4.7 kΩ |
| Display method | 7-segment backlit transmissive LCD |
| Digits | 5digits |
| Character height | Measurement value: 8.6 mm (Black with backlit (Green)) Zero suppression: Equipped |
| Prescaling function | Not provided |
| Key protection | Not provided |
| Teaching function | Not provided |
| Batch counting function | Not provided |
| Communications | Not provided |
| Memory backup | Lithium battery () |
| Battery life | For 7 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 / Between backlight power terminals and count input |
| Dielectric withstand voltage | Between 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: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 backlight power terminals:+/- 480 V Between count input terminals:+/- 600 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. 65 g |
As of August 8, 2016
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