| Property | Description/Value |
|---|---|
| Observation range |
WMT701: 0 … 40 m/s (89 mph) WMT702: 0 … 65 m/s (145 mph) WMT703: 0 … 75 m/s (168 mph) |
| Starting threshold | 0.01 m/s (0.0223 mph) |
| Resolution | 0.01 m/s (0.0223 mph) |
| Response time | 250 ms |
| Accuracy |
0 … 75 m/s (168 mph): ±0.1 m/s (0.2 mph) or 2 % of reading, whichever is greater |
| Property | Description/Value |
|---|---|
| Observation range | 0 … 360° |
| Starting threshold | 0.1 m/s (0.2 mph) |
| Resolution | 0.01° |
| Response time | 250 ms |
| Accuracy | ±2° |
| Property | Description/Value |
|---|---|
| Operating temperature |
−55 …+70 °C (−67 …+158 °F) |
|
Storage temperature |
−60 … +80 °C (−76 … +176 °F) |
|
Operating humidity |
0 … 100 %RH |
|
IP rating |
IP66 and IP67 |
| Property | Description/Value |
|---|---|
| Operating voltage |
9 … 36 V DC (absolute max. 40 V DC) 1 |
| Heating voltage | 24 … 36 V DC (absolute max. 40 V DC) 1 |
| Heating power supply requirement 2 | |
| Heated transducers |
Average 32 W Peak 40 W |
| Heated transducers and arms |
Average 152 W Peak 200 W |
| Property | Description/Value |
|---|---|
| Readout update interval | 4 Hz (default) and 8 Hz (optional) |
| Units available | m/s, knots, mph, km/h, V, mA, Hz |
| Operating mode | Automatic message or poll mode |
| Sonic temperature | Celsius degrees |
| Property | Description/Value |
|---|---|
| Communication interfaces |
COM1: RS‑485 |
| Communication profiles |
NMEA Standard and Extended (version 0183) |
| Bit rate |
9600 |
| Available averages | Max. 3600 s |
| Property | Description/Value |
|---|---|
|
EU directives and regulations |
EMC Directive (2014/30/EU) RoHS Directive (2011/65/EU) as amended by 2015/863 REACH Regulation (EC 1907/2006) |
|
EMC immunity |
IEC 61326‑1:2013, IEC 60945 |
|
EMC emissions |
CISPR 32 / EN 55032, Class B |
|
Environmental |
IEC 60068‑2‑1, 2, 6/34, 30, 31, 67, 78, IEC 60529 VDA 621‑415 |
| Maritime | IEC 60945:2002 + IEC 60945/Cor1:2008, DNVGL‑CG‑0339 |
|
Electrical safety |
UL 61010‑1 CAN/CSA C22.2 No. 61010‑1‑12 |
|
Compliance marks |
CE, China RoHS, RCM, UKCA |
| Listing marks | SGS (USA and Canada) |
| Property | Description/Value |
|---|---|
| Dimensions (H × W × Ø 3) | 348 × 250 × 285 mm (13.70 × 9.84 × 11.22 in) |
| Weight | |
| WMT700 wind sensor | 1.8 kg (4.0 lb) |
| Mounting adapter | 0.3 kg (0.7 lb) |
| WMT70FIX mounting kit | 1.4 kg (2.2 lb) |
| Materials | |
| Body and arms, mounting kit | Stainless steel AISI 316 |
| Transducers | Silicone |
| Connector housing surface | Nickel-plated brass |