Technical specifications – Vaisala HM34 User Manual
Page 7
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5. TECHNICAL SPECIFICATIONS
Measurement range
humidity
0...100 %RH
temperature
-20...+60
°
C or
-4...+140
°
F
Accuracy (at +20
°
C):
(including nonlinearity and hysteresis)
relative humidity
against factory references
+1 %RH
against field references
+2 %RH (0...90 %RH)
+3 %RH (90...100 %RH)
temperature
+0.3
°
C (+0.5
°
F)
NOTE:
When the HM34 is used in an electromagnetic field of 3 V/m,
with the frequency of 200 - 220 Mhz, the temperature
deviation is max. ±3 °C.
Temperature dependence:
+0.04 %RH/
°
C
+0.02
°
C/
°
C
Resolution:
0.1 %RH
0.1 °C (0.1 °F)
Response time for
humidity (at +20 °C):
15 s
Display:
3
1
/
2
-digit LCD
HOLD function:
pushbutton hold
for displayed value
Supply voltage:
9 V battery (IEC 6F22)
Battery operating time:
50 h (typ.)
Automatic power-off:
after 3 minutes, unless
HOLD is activated
5
- Calibration of Digital Transmitters with HMI41 (36 pages)
- Calibration of Series HMDW2030 and HMP130 Transmitter with HMI41 (14 pages)
- Calibration of Series HMDW6070 and HMP140 Transmitter with HMI41 (30 pages)
- HM40 (47 pages)
- HM44 (52 pages)
- HM70 (83 pages)
- HMD40 (1 page)
- HMD60 (4 pages)
- HMD70 (18 pages)
- HMDW110 (62 pages)
- HMDW80 (51 pages)
- HMI41 (74 pages)
- HMP41 (72 pages)
- HMK15 (39 pages)
- HMM100 (71 pages)
- HMM105 (23 pages)
- HMM211 (42 pages)
- HMM212 (36 pages)
- HMM213 (52 pages)
- HMP140 (28 pages)
- HMP155 (84 pages)
- HMP228 (115 pages)
- HMP230 (163 pages)
- HMP240 (130 pages)
- HMP260 (118 pages)
- HMP60 (71 pages)
- HMT100 (52 pages)
- HMT120 (87 pages)
- HMT130 (95 pages)
- HMT140 (76 pages)
- HMT310 (88 pages)
- HMT310 (105 pages)
- HMT330 (209 pages)
- HMT360 (97 pages)
- HMT360 (63 pages)
- HMT360N (110 pages)
- HMW40 (1 page)
- HMW90 (110 pages)
- SHM40 (68 pages)
- RDP100 (14 pages)