Amprobe THWD-5 Relative-Humidity-Temperature-Meter - Manual (Page 8)

7
Calibration failure
Check whether the low battery indicator displayed before calibration. if yes, replace the •
batteries and try again.
Make sure the meter probe is well sealed when plugging into the salt bottle.
•
Make sure the free air temperature is within 23 • +2 C and the airflow is stable.
E 11
RH calibration error. Re-calibrate again. •
E 33
Circuit error in RH measurement. Return the meter for repair. •
E 34
Circuit error in Temperature measurement channel. Return the meter for repair. •
Note: When the meter is on, plug with a probe will also result in ”e 33¡ or e 34¡in Max. and
Min. mode.
SpECIFICATIoNS
Range:
RH measurement: 0~100% •
Temperature: -10~60 °C (14 to140°f) •
Dp :-73.4 to 59.9 °C (-100.0 to139.8°f) •
WbT: -13.4 to 59.9°C (7.88 to 139.8°f) •
Accuracy:
RH : +/-3% from 10-90% (at calibration temperature); +/-5% for others . •
Temperature: +/-0.6 • °C(+/-1°f)
Storage Temperature: -20°C to 60°C (-4°f to 140°f)
operating Temperature: 0°C to 50°C (32°f to 122°f)
Standard accessories
1 ea THWD-5 meter •
1 ea probe on extension cable •
1 ea Users Manual •
1 ea Hard carrying case •
4 ea batteries (AAA) •