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Dewpoint Td accuracy (°C)
The dewpoint is a computed quantity that depends on relative humidity and
temperature calibration accuracy. The values supplied below refer to ±2.5%RH,
±0.25°C, 1013.25mbar accuracies.
-20
0
20
50
100
Instrument features
Measuring frequency
Memory size
Logging interval
Serial outputs
Stored data security
Analog outputs
Relay outputs
Power supply
Power consumption
Stabilization time at switch-on
Instrument operating
temperature
Operating relative humidity
Dimensions
(LxHxW)
Weight
Housing material
10
30
2.50
1.00
2.84
1.11
3.34
1.32
4.16
1.64
5.28
2.07
1 sample every 3 seconds
2304 Records
Selectable between: 30s, 1m and 5m
The stored values represent the average values of the
samples acquired every 3 seconds in the selected logging
interval.
mini-USB (mini-USB / USB cable RS45 or RS45I cod.)
RS485 MODBUS-RTU (HD45...S... and HD46...S... only)
Unlimited
0...10Vdc (R
11Vdc out of range
4...20mA (R
22mA outside the measuring range
Active sourcing current output
Bistable relay (HD45...R and HD46...R only)
Contact: max 1A @ 30Vdc resistive load
24Vac ± 10% (50...60Hz) or 15...35Vdc
100 mW (except models with current output)
400 mW (for models with current output)
15 minutes (to ensure declared accuracy)
0°C ... 50°C
0%RH ... 95%RH non-condensing
80 x 80 x 30 mm (HD45.17...)
80 x 80 x 34 mm (HD45.B... and HD45.7B...)
120 x 80 x 30 mm (HD46.17...)
120 x 80 x 34 mm (HD46.17B...)
50 g
ABS
Relative humidity (%)
50
70
0.71
0.58
0.78
0.64
0.92
0.75
1.12
0.90
1.42
1.13
> 10kΩ) (HD45...V... and HD46...V only)
L
= 400Ω) (HD45...A... and HD46...A only)
L MAX
- 61 -
90
100
--
--
0.56
0.50
0.64
0.62
0.77
0.74
0.97
0.91
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