Technical data

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Wöhler RF 220 Hygrotemp

APPLICATION

· Quick test of relative humidity within

buildings and offices

· Air conditioning test

· Building inspection for mold and other

humidity related problems

· The dew point and wet bulb tempe-

rature are calculated online from the

current air humidity and temperature

ADVANTAGES

· Remote probe

· Hold function

· Min/max/average memory

· Backlight

RELATIVE HUMIDITY / SOUND | WÖHLER RF 220 / WÖHLER SP 22

TECHNICAL DATA

Range

Rel.Humidity ..........................0...99 % r.H.

Temperature

..........................-10...+60 °C

Dew point

..............................-73.4...59.9 °C

Wet bulb temp.

......................-13.4...~ 59.9 °C

Accuracy

Rel. Humidity .........................± 3 % r.H. (10 - 90 %)

otherwise ± 5 % r.H.

Temperature

..........................± 0,6 °C f.m.

Storage temperature .........-20...+60 °C

Operating temperature ...... 0...+50 °C

Weight .................................approx. 270 g

TECHNICAL DATA

Range ..................................31.5 Hz...8 kHz

Accuracy .............................± 1.5 dB

Measurement Level A ﬁlter

30 dB...130 dB

Measurement Level C ﬁlter

35 dB...130 dB

Measurement Level Range

6 levels in 10 dB steps:

30...80 dB, 40...90 dB,

50...100 dB, 60...110 dB,

70...120 dB, 80...130 dB

Automatic Range ...............30...130 dB

Display ................................3 1/2 digit LCD, resolution

0.1 dB, update every

0.5 sec.

Quasi Analog Bar Indicator

1 dB display steps, 50 dB

display range, updated

every 50 ms

Range ..................................50 dB

Time Weighting ..................Fast (F): 125 ms

Slow (S): 1 s

Size ...................................... 80 x 256 x 38 mm

Weight .................................240 g

Supply .................................9 V block battery

Wöhler RF 220 Hygrotemp

Scope of delivery:

Wöhler RF 220 with probe

4 x AAA batteries

plastic carrying case

Accessories Part no.

Calibration Set Wöhler IR Hygrotemp 24

33% and 75 % humidity reference

6605 I

Relative Humidity remote probe

Wöhler RF 220

6624 I

Wöhler SP 22 Sound Level Meter

APPLICATION

· Building services

· Building physics

· Heat appliances

ADVANTAGES:

· Accuracy class 3 L

· Different measuring range and

scanning rates

· Hold function

· RS 232 interface

Wöhler SP 22 Sound Level Meter

Scope of delivery:

Wöhler SP 22 in plastic case

FAX: +49 2953 73-96279HOTLINE: +49 2953 73-279

MEASURING INSTRUMENTS

IAQ/BUILDING