User Manual HTS801
Humidity and Temperature Sensor for High Humidity and Chemically Polluted Conditions | 52
Temperature (T)
Measuring range probe
Types T5 / T7 / T9 / T10
Type T17
Type T28
-70...+180 °C (-94...+356 °F)
-80...+180 °C (-112...+356 °F)
-80...+60 °C (-112...+140 °F)
Accuracy
1)
*
)
±.∆T.[°C]
T [°C]
*).T17 / T28.T.measurement.down.to.-80.°C.(-112.°F),.RH.measurement.down.to.-70.°C.(-94.°F)
Factory calibration uncertainty
2)
@ 23 °C (73 °F)
±0.05 °C
Temperature dependency of electronics, typ.
±0.001.°C./.°C
1) Defined against E+E calibration reference.
2) Defined at 23 °C with an enhancement factor k=2, corresponding to a confidence level of 95 %.
Calculated Physical Quantities
from
up to
unit
HTS801-xT5/T9/T10/T17
HTS801-xT7
Dew point temperature
Td
-80
(-112)
100
(212)
100
(212)
°C
(°F)
Frost point temperature
1)
Tf
-80
(-112)
0
(32)
0
(32)
°C
(°F)
Wet bulb temperature
Tw
-5
(23)
100
(212)
‒
°C
(°F)
Water vapour partial pressure
e
0
(0)
1100
(15)
‒
mbar
(psi)
Mixing ratio
r
0
(0)
999
(9999)
‒
g/kg
(gr/lb)
Absolute humidity
dv
0
(0)
700
(300)
‒
g/m
3
(gr/ft
3
)
Specific enthalpy
h
0
(0)
2800
(1250)
‒
kJ/kg
(BTU/lb)
1) Equals Td above 0 °C (32 °F)
Outputs
Analogue
Two freely selectable and scalable analogue
outputs
0.-.1./.5./.10.V.
-1.mA.<.I
L
< 1 mA
I
L
= load current
0.-.20.mA./.4.-.20.mA.(3-wire).
R
L
.<.500.Ω.
R
L
= load resistance
Both outputs have the same electrical quantity (U, I)
Accuracy
@23 °C (68 °F)
±0.05 % FS
FS = full scale (20 mA, 10 V)
Temperature dependency
1)
±0.005.%.FS./.°C.
FS.=.full.scale.(20.mA,.10.V)
Two alarm outputs
with option AM2
2)
2x changeover contact
250.V.AC./.6.A.
28.V.DC./.6.A
Measurand, threshold and hysteresis configurable via PCS10 or display and push-buttons
1) Deviating from 23 °C (68 °F), defined at 12 mA or 5 V, respectively
2) Appropriate for outdoor use, wet location, degree of pollution 2, overvoltage category II, altitude up to 3 000 m (9 843 ft)
Digital
Digital interface
Protocol
Factory settings
Supported Baud rates
RS485 (HTS801 = 1 unit load)
Modbus RTU
9 600.Baud,.parity.even,.1.stop.bit,.Modbus.address.230
9 600,.19 200,.38 400,.57 600.and.76 800
Digital interface
Protocol
Factory settings
Ethernet-PoE
Modbus TCP
IP address 192.168.0.64 (static)
