| Temperature Measurement | |
|---|---|
| Display range | –30 °C ... +125 °C |
| Measuring range | –30 °C ... +125 °C |
| Resolution | 1° |
| Inclinometer | |
|---|---|
| Display range | 0° ... 90° |
| Measurement range | 0° ... 90° |
| Resolution | 1° |
| Environmental Conditions | |
|---|---|
| Environment | Dry, without moisture condensation indoor or outdoor use |
| Operating temperature | +0 °C … +40 °C / +32 °F … +104 °F |
| Storage | –25 °C … +65 °C / –13 °F … +149 °F Dry, without moisture condensation; without battery pack |
| Electrical Safety | |
|---|---|
| Pollution degree | 2 |
| Connectivity | |
|---|---|
| Sample rate | Sample rate1 ... 60 minutes (user-definable) |
| Connection to PV:1525 | Wireless (range c. 150 m – line of sight); Long-Range RF |
| Frequency band(s) | 433.375 MHz … 434.625 MHz |
| Transmit power range(s) | 4.89 dBm ERP |
| Modulation type(s) | CSS |
| Channel spacing(s) | 250 kHz |
| Radio spectrum efficiency (Art. 3.2) | ETSI EN 300 220-2 V3.2.1 |
| Antenna type and gain | FPC antenna, 2.8 dBi peak gain |
| Irradiance Measurement | |
|---|---|
| Display range | 100 ... 1999 W/m2 / 30 ... 633 BTU/hr-ft2 |
| Measurement range | 100 ... 1500W/m2 / 30 ... 475 BTU/hr-ft2 |
| Resolution | 1 W/m2 / 1 BTU/hr-ft2 |
| Compass Bearing | |
|---|---|
| Display range | 0° ... 360° |
| Measuring range | 0° ... 360° |
| Resolution | 1° |
| Mechanical Design | |
|---|---|
| Weight | Approx. 0.25 kg / 0.6 lb (without batteries) |
| Dimensions | Approx. 14.8 cm × 8.0 cm × 3.3 cm / 5.8“ × 3.2“ × 1.3“ |
| Protective system | Housing: IP40 as per IEC 60529 (Protection against ingress of solid foreign objects: ≥ 1.0 mm / 0.039” Ø; protection against ingress of water: not protected) |
| Display | Custom LCD |
| Power Supply | |
|---|---|
| Power Source | 2 × AA Alkaline batteries |
| Battery Life | >20,000 readings |
| Auto power dow | After • 30 min of measured darkness • 15 min from switch on with no initial pairing to a PV:1525 and no button presses • 12 hours after first switch on |
| Onboard Memory | 5000 datasets |
| Electromagnetic Compatibility (EMC) | |
|---|---|
| Interference emission | IEC 61326-1, class A |
| Interference immunity | IEC 61326-1 |
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