Datasheet

82
Overview of logger series testo 174, 175, 176
testo 176 H1
4-channel temperature and
humidity data logger with external
sensor connections (NTC/capacitive
humidity sensor)
testo 176 P1
5-channel pressure, temperature
and humidity data logger with
internal sensor (absolute pressure)
and external sensor connections
(NTC/capacitive humidity sensor)
NTC/ capacitive humidity sensor
NTC/ capacitive humidity sensor/
absolute pressure sensor
2 probes, 4 external channels
1 x internal, 2 probes, 4 external channels
°C, °F, %rF, %RH, td, g/m
3
, WB
°C , °F, %rF, %RH, td, g/m
3
, hPa,
mbar, in Hg, in H20, psi
0572 1765 0572 1767
±0.2 °C (-20 to +70 °C)
±0.4 °C (rest of measuring range)
±0.2 °C (-20 to +70 °C)
±0.4 °C (remaining measuring range)
±3 mbar (0 to 50 °C)
0.1 °C, 0.1 %RH 0.1 °C, 0.1 %RH, 1 mbar
8 years
at 15 min. meas. rate
8 years
at 15 min. meas. rate
-20 to +70 °C -20 to +70 °C
-40 to +85 °C -40 to +85 °C
103 x 63 x 33 mm 103 x 63 x 33 mm
1 x Lithium (TLH-5903) 1 x Lithium (TLH-5903)
IP 65 IP 54
1 sec - 24 h 1 sec - 24 h
testo 176 H2
4-channel temperature and humidity
data logger in metal housing with
external sensor connections
(NTC/capacitive humidity sensor)
NTC/ capacitive humidity sensor
2 probes, 4 external channels
°C, °F, %rF, %RH, td, g/m
3
, WB
0572 1766
±0.2 °C (-20 to +70 °C)
±0.4 °C (remaining meas. range)
0.1 °C, 0.1 %RH
8 years
at 15 min. meas. rate
-20 to +70 °C
-40 to +85 °C
103 x 63 x 33 mm
1 x Lithium (TLH-5903)
IP 65
1 sec - 24 h
-20 to +70 °C
-40 to +70 °C
td
0 to 100 %RH
-20 to +70 °C
-40 to +70 °C
td
0 to 100 %RH / 600 mbar
to 1100 mbar
-20 to +70 °C
-40 to +70 °C
td
0 to 100 %RH
2 mio. measurement values
ComSoft Basic 5
ComSoft Professional 4
ComSoft CFR 21 Part 11
2 mio. measurement values
ComSoft Basic 5
ComSoft Professional 4
ComSoft CFR 21 Part 11
2 mio. measurement values
ComSoft Basic 5
ComSoft Professional 4
ComSoft CFR 21 Part 11
Type name
Description
Illustration
Sensor
Channels
Measurement units
Accuracy
± 1 digit
Resolution
Battery life
Operating temperature
Storage temperature
Dimensions
Battery type
Protection class
Meas. cycle
All data loggers can be
validated1
(at +25 °C)
Memory
Software
Measuring range
Order no.: