Lutron DT2235B
Tachometer - Contact Type
CONTACT TACHOMETER
Model: DT‑2235B
Features
- Wide measuring range from 5 to 100,000 RPM.
- 0.1 RPM resolution for measured value less than 1,000 RPM.
- Last value, maximum value and minimum value are stored in memory automatically and can be recalled by pressing the Memory Call button.
- High visible LCD display gives RPM reading exactly with no guessing or errors and saves battery energy.
- Exclusive one‑chip micro‑computer LSI circuit with crystal time base provides high accuracy measurement and fast sampling time.
- Durable, long‑lasting components with strong, lightweight ABS plastic housing ensure maintenance‑free performance for many years.
- Housing cabinet carefully shaped to fit comfortably in either hand.
Specifications
| Display | 5 digits, 10 mm (0.4") LCD display with function annunciator. |
| Measurement & Range | Contact TACH: 0.5 to 19,999 RPM Surface speed: m/min 0.05 to 1,999 m/min ft/min 0.2 to 6,560 ft/min |
| Resolution | RPM: • 0.1 RPM (< 1,000 RPM) • 1 RPM (≥ 1,000 RPM) m/min: • 0.01 m/min (< 100 m/min) • 0.1 m/min (≥ 100 m/min) ft/min: • 0.1 ft/min (< 1,000 ft/min) • 1 ft/min (≥ 1,000 ft/min) |
| Accuracy (23 ± 5°C) | ± (0.05% + 1 digit) * Specification tested under the environment RF field strength less than 3 V/M & frequency less than 30 MHz only. |
| Time Base | Quartz crystal, 4.194 MHz. |
| Circuit | Exclusive one‑chip microcomputer LSI circuit. |
| Operating Temperature | 0 to 50°C (32 to 122°F). |
| Operating Humidity | Less than 80% RH. |
| Memory | Last, Maximum, Minimum value. |
| Battery | 4 × 1.5V AA (UM‑3) batteries. |
| Power Consumption | Approx. DC 10 mA. |
| Size | 208 × 72 × 37 mm (8.2 × 2.8 × 1.5 inch). |
| Weight | 280 g (0.62 lb), including battery. |
| Accessories Included | Carrying case — 1 PC. RPM adapter (Cone) — 1 PC. RPM adapter (Funnel) — 1 PC. Surface speed test wheel — 1 PC. Operation manual — 1 PC. |
| Selling Unit | EACH |
|---|---|
| Model No | DT2235B |
| Brand |
|
| Description | Tachometer - Contact Type |
| Width | 72mm |
| Height | 37mm |
| Length / Breadth / Depth | 208mm |
| Weight | 64.05g |
| Categories |
Test & Measurement Equipment Digital Test Equipment Tachometers |
| Data Sheet |
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