| Model |
9871 |
| Wind Speed Range |
0.6~32 m/s |
| Wind Speed Accuracy |
±(2% of reading+0.2 m/s) |
| Air Temperature Range |
-20~60℃ |
| Air Temperature Resolution |
0.1℃, 0.1! |
| Air Temperature Accuracy |
±0.6℃ (-20~50℃), ±1.2℃ at others |
| Air RH% Range |
0.1%~99.9%RH |
| Air RH% Resolution |
0.1%RH |
| Air RH% Accuracy |
±3%RH (at 25℃ 10~90%RH, others ±5%RH) |
| Temperature Response Time |
60 seconds (typical) |
| Air RH% Response Time |
60 seconds (typical) |
| LCD Update |
Every second |
| Wet Bulb Temp. Display |
-22~70.0℃ |
| Wet Bulb Temp. Resolution |
0.1℃, 0.1! |
| Air Volume Display |
0~99999 m3/minute |
| Air Volume Resolution |
0.1 (0~9999.9) or 1 (10000~99999) |
| LCD Size |
45(L) * 26(W) mm |
| Operating Temperature |
0~50℃ |
| Operating RH% |
Humidity <80% |
| Storage Temperature |
-20~50℃ |
| Storage RH% |
Humidity <90% |
| Meter Size |
208(L) * 70(W) * 53(H) mm |
| Weight |
~370g |
| Battery |
AA*4 PCS or 9V DC Adaptor |
| Optional Accessory |
Replacement Vane Probe |
| Standard Package |
Meter, Wind Probe, Thermo Paper, Batteries, Manual, Software Kit, Hard Carry Case |