TESTO Saveris 2 H2, Commissioning Instructions

Page: 106 / 120

8 Technical data
106
8.3.4
testo Saveris H4E
Humidity Ethernet data logger
Feature Value
Probe type Humidity sensor NTC
Measuring range 0 to 100% RH 9 -20 to +70°C
Accuracy See external probe ±0.2°C
Resolution 0.1% / 0.1°Ctd 0.1°C
Protection class IP 54
Weight Approx. 254 g
Connection
1 x humidity/temperature probe ( ∅ 12 mm or ∅
4 mm) via mini-DIN socket
8.3.5 External probes
Feature Value
Probe type Humidity/temperature
probe
∅ 12 mm
Humidity/temperature
probe
∅ 4 mm
Measuring range -20 to +70°C
0 to +100% RH
0 to +40°C
0 to +100% RH
Accuracy ±0.3°C
±2% RH at +25°C (2 to
98% RH)
±0.03% RH/K
±1 digit
±0.3°C
±2% RH at +25°C (2 to
98% RH)
±0.08% RH/K
±1 digit
9 Not for condensing atmospheres. For constant use in high humidity (>80% RH
at ≤30°C for >12 h, >60% RH at >30°C for >12 h), please contact us at
www.testo.com