T&D TR-74Ui, Introductory Manual

Page: 28 / 35

28
Specifications
TR-74Ui
TR-74Ui-H
Temperature-
Humidity Sensor
(External)
THA-3151 HHA-3151 (High-Precision Type)
Thermistor
Polymer
Resistance
Platinum Resistance
Electrostatic
Capacitance
Measurement
Channels Temperature
1ch Humidity
1ch
Temperature 1ch Humidity 1ch
Units of
Measurement
°C, °F %RH °C, °F %RH
Measurement
Range
0 to 55 °C
10 to 95
%RH
-30 to 80 °C 0 to 99 %RH
Accuracy ±0.5 °C
±5 %RH
[at 25 °C,
50 %RH] ±0.3°C [0 to 50 °C]
±0.5°C [all other
temperatures]
±2.5 %RH [at 25 °C,
10 to 85 %RH]
±4.0 %RH [at 25 °C, 0
to 10 % or 85 to 99
%RH]
For temperatures
other than 25 °C and
between 0 °C and
80°C, add ±0.1 %RH
per degree difference
from 25.
Humidity Hysteresis:
±1.5 %RH or lower
(*1)
Measurement
Resolution
0.1 °C 1 %RH 0.1 °C 0.1 %RH
Responsiveness
Response Time (90%):
Approx. 7 min. Response Time
(90%): Approx. 7 min. Response Time (90%):
Approx. 20 sec.
I
lluminance-UV
Sensor (External)
ISA-3151
Measurement
Channels
I
lluminance: 1ch
UV Intensity: 1ch
Units of
Measurement
I
lluminance: lx, klx
UV Intensity: mW/cm2
Measurement
Range
I
lluminance: 0 lx to 130 klx
UV Intensity: 0 to 30 mW/cm2
Units of Cumulative
Measurement Cumulative
I
lluminance: lxh, klxh, Mlxh
Cumulative amount of UV Light: mW/cm2h, W/cm2h
Display Range of
Cumulative
Measurement
I
lluminance: 0 lxh to 90 Mlxh
UV Intensity: 0 mW to 62 W/cm2h
Accuracy
I
lluminance: 10 lx to 100 klx: ±5 % [at 25 °C, 50 %RH]
UV Intensity: 0.1 to 30 mW/cm2: ±5 % [at 25 °C, 50 %RH] (*2)
Relative Spectral
Response
I
lluminance: Approximated to the CIE standard response function V ( )
UV Intensity: 260 to 400 nm (UVA/UVB)
Measurement
Resolution
I
lluminance: Minimum of 0.01 lx
UV Intensity: Minimum of 0.001 mW/cm2